mirror of
https://github.com/betaflight/betaflight.git
synced 2025-07-14 20:10:18 +03:00
Normalize all the line endings
This commit is contained in:
parent
4237370b60
commit
d60183d91d
396 changed files with 158300 additions and 158300 deletions
|
@ -1,225 +1,225 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file misc.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the miscellaneous firmware functions (add-on
|
||||
* to CMSIS functions).
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "misc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup MISC
|
||||
* @brief MISC driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
#define AIRCR_VECTKEY_MASK ((uint32_t)0x05FA0000)
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Configures the priority grouping: pre-emption priority and subpriority.
|
||||
* @param NVIC_PriorityGroup: specifies the priority grouping bits length.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg NVIC_PriorityGroup_0: 0 bits for pre-emption priority
|
||||
* 4 bits for subpriority
|
||||
* @arg NVIC_PriorityGroup_1: 1 bits for pre-emption priority
|
||||
* 3 bits for subpriority
|
||||
* @arg NVIC_PriorityGroup_2: 2 bits for pre-emption priority
|
||||
* 2 bits for subpriority
|
||||
* @arg NVIC_PriorityGroup_3: 3 bits for pre-emption priority
|
||||
* 1 bits for subpriority
|
||||
* @arg NVIC_PriorityGroup_4: 4 bits for pre-emption priority
|
||||
* 0 bits for subpriority
|
||||
* @retval None
|
||||
*/
|
||||
void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_NVIC_PRIORITY_GROUP(NVIC_PriorityGroup));
|
||||
|
||||
/* Set the PRIGROUP[10:8] bits according to NVIC_PriorityGroup value */
|
||||
SCB->AIRCR = AIRCR_VECTKEY_MASK | NVIC_PriorityGroup;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Initializes the NVIC peripheral according to the specified
|
||||
* parameters in the NVIC_InitStruct.
|
||||
* @param NVIC_InitStruct: pointer to a NVIC_InitTypeDef structure that contains
|
||||
* the configuration information for the specified NVIC peripheral.
|
||||
* @retval None
|
||||
*/
|
||||
void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct)
|
||||
{
|
||||
uint32_t tmppriority = 0x00, tmppre = 0x00, tmpsub = 0x0F;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NVIC_InitStruct->NVIC_IRQChannelCmd));
|
||||
assert_param(IS_NVIC_PREEMPTION_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority));
|
||||
assert_param(IS_NVIC_SUB_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelSubPriority));
|
||||
|
||||
if (NVIC_InitStruct->NVIC_IRQChannelCmd != DISABLE)
|
||||
{
|
||||
/* Compute the Corresponding IRQ Priority --------------------------------*/
|
||||
tmppriority = (0x700 - ((SCB->AIRCR) & (uint32_t)0x700))>> 0x08;
|
||||
tmppre = (0x4 - tmppriority);
|
||||
tmpsub = tmpsub >> tmppriority;
|
||||
|
||||
tmppriority = (uint32_t)NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority << tmppre;
|
||||
tmppriority |= NVIC_InitStruct->NVIC_IRQChannelSubPriority & tmpsub;
|
||||
tmppriority = tmppriority << 0x04;
|
||||
|
||||
NVIC->IP[NVIC_InitStruct->NVIC_IRQChannel] = tmppriority;
|
||||
|
||||
/* Enable the Selected IRQ Channels --------------------------------------*/
|
||||
NVIC->ISER[NVIC_InitStruct->NVIC_IRQChannel >> 0x05] =
|
||||
(uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Disable the Selected IRQ Channels -------------------------------------*/
|
||||
NVIC->ICER[NVIC_InitStruct->NVIC_IRQChannel >> 0x05] =
|
||||
(uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the vector table location and Offset.
|
||||
* @param NVIC_VectTab: specifies if the vector table is in RAM or FLASH memory.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg NVIC_VectTab_RAM
|
||||
* @arg NVIC_VectTab_FLASH
|
||||
* @param Offset: Vector Table base offset field. This value must be a multiple
|
||||
* of 0x200.
|
||||
* @retval None
|
||||
*/
|
||||
void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_NVIC_VECTTAB(NVIC_VectTab));
|
||||
assert_param(IS_NVIC_OFFSET(Offset));
|
||||
|
||||
SCB->VTOR = NVIC_VectTab | (Offset & (uint32_t)0x1FFFFF80);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Selects the condition for the system to enter low power mode.
|
||||
* @param LowPowerMode: Specifies the new mode for the system to enter low power mode.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg NVIC_LP_SEVONPEND
|
||||
* @arg NVIC_LP_SLEEPDEEP
|
||||
* @arg NVIC_LP_SLEEPONEXIT
|
||||
* @param NewState: new state of LP condition. This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_NVIC_LP(LowPowerMode));
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
if (NewState != DISABLE)
|
||||
{
|
||||
SCB->SCR |= LowPowerMode;
|
||||
}
|
||||
else
|
||||
{
|
||||
SCB->SCR &= (uint32_t)(~(uint32_t)LowPowerMode);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures the SysTick clock source.
|
||||
* @param SysTick_CLKSource: specifies the SysTick clock source.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg SysTick_CLKSource_HCLK_Div8: AHB clock divided by 8 selected as SysTick clock source.
|
||||
* @arg SysTick_CLKSource_HCLK: AHB clock selected as SysTick clock source.
|
||||
* @retval None
|
||||
*/
|
||||
void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_SYSTICK_CLK_SOURCE(SysTick_CLKSource));
|
||||
if (SysTick_CLKSource == SysTick_CLKSource_HCLK)
|
||||
{
|
||||
SysTick->CTRL |= SysTick_CLKSource_HCLK;
|
||||
}
|
||||
else
|
||||
{
|
||||
SysTick->CTRL &= SysTick_CLKSource_HCLK_Div8;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file misc.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the miscellaneous firmware functions (add-on
|
||||
* to CMSIS functions).
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "misc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup MISC
|
||||
* @brief MISC driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
#define AIRCR_VECTKEY_MASK ((uint32_t)0x05FA0000)
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup MISC_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Configures the priority grouping: pre-emption priority and subpriority.
|
||||
* @param NVIC_PriorityGroup: specifies the priority grouping bits length.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg NVIC_PriorityGroup_0: 0 bits for pre-emption priority
|
||||
* 4 bits for subpriority
|
||||
* @arg NVIC_PriorityGroup_1: 1 bits for pre-emption priority
|
||||
* 3 bits for subpriority
|
||||
* @arg NVIC_PriorityGroup_2: 2 bits for pre-emption priority
|
||||
* 2 bits for subpriority
|
||||
* @arg NVIC_PriorityGroup_3: 3 bits for pre-emption priority
|
||||
* 1 bits for subpriority
|
||||
* @arg NVIC_PriorityGroup_4: 4 bits for pre-emption priority
|
||||
* 0 bits for subpriority
|
||||
* @retval None
|
||||
*/
|
||||
void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_NVIC_PRIORITY_GROUP(NVIC_PriorityGroup));
|
||||
|
||||
/* Set the PRIGROUP[10:8] bits according to NVIC_PriorityGroup value */
|
||||
SCB->AIRCR = AIRCR_VECTKEY_MASK | NVIC_PriorityGroup;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Initializes the NVIC peripheral according to the specified
|
||||
* parameters in the NVIC_InitStruct.
|
||||
* @param NVIC_InitStruct: pointer to a NVIC_InitTypeDef structure that contains
|
||||
* the configuration information for the specified NVIC peripheral.
|
||||
* @retval None
|
||||
*/
|
||||
void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct)
|
||||
{
|
||||
uint32_t tmppriority = 0x00, tmppre = 0x00, tmpsub = 0x0F;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NVIC_InitStruct->NVIC_IRQChannelCmd));
|
||||
assert_param(IS_NVIC_PREEMPTION_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority));
|
||||
assert_param(IS_NVIC_SUB_PRIORITY(NVIC_InitStruct->NVIC_IRQChannelSubPriority));
|
||||
|
||||
if (NVIC_InitStruct->NVIC_IRQChannelCmd != DISABLE)
|
||||
{
|
||||
/* Compute the Corresponding IRQ Priority --------------------------------*/
|
||||
tmppriority = (0x700 - ((SCB->AIRCR) & (uint32_t)0x700))>> 0x08;
|
||||
tmppre = (0x4 - tmppriority);
|
||||
tmpsub = tmpsub >> tmppriority;
|
||||
|
||||
tmppriority = (uint32_t)NVIC_InitStruct->NVIC_IRQChannelPreemptionPriority << tmppre;
|
||||
tmppriority |= NVIC_InitStruct->NVIC_IRQChannelSubPriority & tmpsub;
|
||||
tmppriority = tmppriority << 0x04;
|
||||
|
||||
NVIC->IP[NVIC_InitStruct->NVIC_IRQChannel] = tmppriority;
|
||||
|
||||
/* Enable the Selected IRQ Channels --------------------------------------*/
|
||||
NVIC->ISER[NVIC_InitStruct->NVIC_IRQChannel >> 0x05] =
|
||||
(uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Disable the Selected IRQ Channels -------------------------------------*/
|
||||
NVIC->ICER[NVIC_InitStruct->NVIC_IRQChannel >> 0x05] =
|
||||
(uint32_t)0x01 << (NVIC_InitStruct->NVIC_IRQChannel & (uint8_t)0x1F);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the vector table location and Offset.
|
||||
* @param NVIC_VectTab: specifies if the vector table is in RAM or FLASH memory.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg NVIC_VectTab_RAM
|
||||
* @arg NVIC_VectTab_FLASH
|
||||
* @param Offset: Vector Table base offset field. This value must be a multiple
|
||||
* of 0x200.
|
||||
* @retval None
|
||||
*/
|
||||
void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_NVIC_VECTTAB(NVIC_VectTab));
|
||||
assert_param(IS_NVIC_OFFSET(Offset));
|
||||
|
||||
SCB->VTOR = NVIC_VectTab | (Offset & (uint32_t)0x1FFFFF80);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Selects the condition for the system to enter low power mode.
|
||||
* @param LowPowerMode: Specifies the new mode for the system to enter low power mode.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg NVIC_LP_SEVONPEND
|
||||
* @arg NVIC_LP_SLEEPDEEP
|
||||
* @arg NVIC_LP_SLEEPONEXIT
|
||||
* @param NewState: new state of LP condition. This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_NVIC_LP(LowPowerMode));
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
if (NewState != DISABLE)
|
||||
{
|
||||
SCB->SCR |= LowPowerMode;
|
||||
}
|
||||
else
|
||||
{
|
||||
SCB->SCR &= (uint32_t)(~(uint32_t)LowPowerMode);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures the SysTick clock source.
|
||||
* @param SysTick_CLKSource: specifies the SysTick clock source.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg SysTick_CLKSource_HCLK_Div8: AHB clock divided by 8 selected as SysTick clock source.
|
||||
* @arg SysTick_CLKSource_HCLK: AHB clock selected as SysTick clock source.
|
||||
* @retval None
|
||||
*/
|
||||
void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_SYSTICK_CLK_SOURCE(SysTick_CLKSource));
|
||||
if (SysTick_CLKSource == SysTick_CLKSource_HCLK)
|
||||
{
|
||||
SysTick->CTRL |= SysTick_CLKSource_HCLK;
|
||||
}
|
||||
else
|
||||
{
|
||||
SysTick->CTRL &= SysTick_CLKSource_HCLK_Div8;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
File diff suppressed because it is too large
Load diff
|
@ -1,308 +1,308 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_bkp.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the BKP firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_bkp.h"
|
||||
#include "stm32f10x_rcc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup BKP
|
||||
* @brief BKP driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* ------------ BKP registers bit address in the alias region --------------- */
|
||||
#define BKP_OFFSET (BKP_BASE - PERIPH_BASE)
|
||||
|
||||
/* --- CR Register ----*/
|
||||
|
||||
/* Alias word address of TPAL bit */
|
||||
#define CR_OFFSET (BKP_OFFSET + 0x30)
|
||||
#define TPAL_BitNumber 0x01
|
||||
#define CR_TPAL_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (TPAL_BitNumber * 4))
|
||||
|
||||
/* Alias word address of TPE bit */
|
||||
#define TPE_BitNumber 0x00
|
||||
#define CR_TPE_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (TPE_BitNumber * 4))
|
||||
|
||||
/* --- CSR Register ---*/
|
||||
|
||||
/* Alias word address of TPIE bit */
|
||||
#define CSR_OFFSET (BKP_OFFSET + 0x34)
|
||||
#define TPIE_BitNumber 0x02
|
||||
#define CSR_TPIE_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TPIE_BitNumber * 4))
|
||||
|
||||
/* Alias word address of TIF bit */
|
||||
#define TIF_BitNumber 0x09
|
||||
#define CSR_TIF_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TIF_BitNumber * 4))
|
||||
|
||||
/* Alias word address of TEF bit */
|
||||
#define TEF_BitNumber 0x08
|
||||
#define CSR_TEF_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TEF_BitNumber * 4))
|
||||
|
||||
/* ---------------------- BKP registers bit mask ------------------------ */
|
||||
|
||||
/* RTCCR register bit mask */
|
||||
#define RTCCR_CAL_MASK ((uint16_t)0xFF80)
|
||||
#define RTCCR_MASK ((uint16_t)0xFC7F)
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup BKP_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the BKP peripheral registers to their default reset values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_DeInit(void)
|
||||
{
|
||||
RCC_BackupResetCmd(ENABLE);
|
||||
RCC_BackupResetCmd(DISABLE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures the Tamper Pin active level.
|
||||
* @param BKP_TamperPinLevel: specifies the Tamper Pin active level.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg BKP_TamperPinLevel_High: Tamper pin active on high level
|
||||
* @arg BKP_TamperPinLevel_Low: Tamper pin active on low level
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_TamperPinLevelConfig(uint16_t BKP_TamperPinLevel)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_TAMPER_PIN_LEVEL(BKP_TamperPinLevel));
|
||||
*(__IO uint32_t *) CR_TPAL_BB = BKP_TamperPinLevel;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the Tamper Pin activation.
|
||||
* @param NewState: new state of the Tamper Pin activation.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_TamperPinCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CR_TPE_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the Tamper Pin Interrupt.
|
||||
* @param NewState: new state of the Tamper Pin Interrupt.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_ITConfig(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CSR_TPIE_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Select the RTC output source to output on the Tamper pin.
|
||||
* @param BKP_RTCOutputSource: specifies the RTC output source.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg BKP_RTCOutputSource_None: no RTC output on the Tamper pin.
|
||||
* @arg BKP_RTCOutputSource_CalibClock: output the RTC clock with frequency
|
||||
* divided by 64 on the Tamper pin.
|
||||
* @arg BKP_RTCOutputSource_Alarm: output the RTC Alarm pulse signal on
|
||||
* the Tamper pin.
|
||||
* @arg BKP_RTCOutputSource_Second: output the RTC Second pulse signal on
|
||||
* the Tamper pin.
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_RTCOutputConfig(uint16_t BKP_RTCOutputSource)
|
||||
{
|
||||
uint16_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_RTC_OUTPUT_SOURCE(BKP_RTCOutputSource));
|
||||
tmpreg = BKP->RTCCR;
|
||||
/* Clear CCO, ASOE and ASOS bits */
|
||||
tmpreg &= RTCCR_MASK;
|
||||
|
||||
/* Set CCO, ASOE and ASOS bits according to BKP_RTCOutputSource value */
|
||||
tmpreg |= BKP_RTCOutputSource;
|
||||
/* Store the new value */
|
||||
BKP->RTCCR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets RTC Clock Calibration value.
|
||||
* @param CalibrationValue: specifies the RTC Clock Calibration value.
|
||||
* This parameter must be a number between 0 and 0x7F.
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_SetRTCCalibrationValue(uint8_t CalibrationValue)
|
||||
{
|
||||
uint16_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_CALIBRATION_VALUE(CalibrationValue));
|
||||
tmpreg = BKP->RTCCR;
|
||||
/* Clear CAL[6:0] bits */
|
||||
tmpreg &= RTCCR_CAL_MASK;
|
||||
/* Set CAL[6:0] bits according to CalibrationValue value */
|
||||
tmpreg |= CalibrationValue;
|
||||
/* Store the new value */
|
||||
BKP->RTCCR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Writes user data to the specified Data Backup Register.
|
||||
* @param BKP_DR: specifies the Data Backup Register.
|
||||
* This parameter can be BKP_DRx where x:[1, 42]
|
||||
* @param Data: data to write
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_WriteBackupRegister(uint16_t BKP_DR, uint16_t Data)
|
||||
{
|
||||
__IO uint32_t tmp = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_DR(BKP_DR));
|
||||
|
||||
tmp = (uint32_t)BKP_BASE;
|
||||
tmp += BKP_DR;
|
||||
|
||||
*(__IO uint32_t *) tmp = Data;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Reads data from the specified Data Backup Register.
|
||||
* @param BKP_DR: specifies the Data Backup Register.
|
||||
* This parameter can be BKP_DRx where x:[1, 42]
|
||||
* @retval The content of the specified Data Backup Register
|
||||
*/
|
||||
uint16_t BKP_ReadBackupRegister(uint16_t BKP_DR)
|
||||
{
|
||||
__IO uint32_t tmp = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_DR(BKP_DR));
|
||||
|
||||
tmp = (uint32_t)BKP_BASE;
|
||||
tmp += BKP_DR;
|
||||
|
||||
return (*(__IO uint16_t *) tmp);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the Tamper Pin Event flag is set or not.
|
||||
* @param None
|
||||
* @retval The new state of the Tamper Pin Event flag (SET or RESET).
|
||||
*/
|
||||
FlagStatus BKP_GetFlagStatus(void)
|
||||
{
|
||||
return (FlagStatus)(*(__IO uint32_t *) CSR_TEF_BB);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears Tamper Pin Event pending flag.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_ClearFlag(void)
|
||||
{
|
||||
/* Set CTE bit to clear Tamper Pin Event flag */
|
||||
BKP->CSR |= BKP_CSR_CTE;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the Tamper Pin Interrupt has occurred or not.
|
||||
* @param None
|
||||
* @retval The new state of the Tamper Pin Interrupt (SET or RESET).
|
||||
*/
|
||||
ITStatus BKP_GetITStatus(void)
|
||||
{
|
||||
return (ITStatus)(*(__IO uint32_t *) CSR_TIF_BB);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears Tamper Pin Interrupt pending bit.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_ClearITPendingBit(void)
|
||||
{
|
||||
/* Set CTI bit to clear Tamper Pin Interrupt pending bit */
|
||||
BKP->CSR |= BKP_CSR_CTI;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_bkp.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the BKP firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_bkp.h"
|
||||
#include "stm32f10x_rcc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup BKP
|
||||
* @brief BKP driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* ------------ BKP registers bit address in the alias region --------------- */
|
||||
#define BKP_OFFSET (BKP_BASE - PERIPH_BASE)
|
||||
|
||||
/* --- CR Register ----*/
|
||||
|
||||
/* Alias word address of TPAL bit */
|
||||
#define CR_OFFSET (BKP_OFFSET + 0x30)
|
||||
#define TPAL_BitNumber 0x01
|
||||
#define CR_TPAL_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (TPAL_BitNumber * 4))
|
||||
|
||||
/* Alias word address of TPE bit */
|
||||
#define TPE_BitNumber 0x00
|
||||
#define CR_TPE_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (TPE_BitNumber * 4))
|
||||
|
||||
/* --- CSR Register ---*/
|
||||
|
||||
/* Alias word address of TPIE bit */
|
||||
#define CSR_OFFSET (BKP_OFFSET + 0x34)
|
||||
#define TPIE_BitNumber 0x02
|
||||
#define CSR_TPIE_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TPIE_BitNumber * 4))
|
||||
|
||||
/* Alias word address of TIF bit */
|
||||
#define TIF_BitNumber 0x09
|
||||
#define CSR_TIF_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TIF_BitNumber * 4))
|
||||
|
||||
/* Alias word address of TEF bit */
|
||||
#define TEF_BitNumber 0x08
|
||||
#define CSR_TEF_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TEF_BitNumber * 4))
|
||||
|
||||
/* ---------------------- BKP registers bit mask ------------------------ */
|
||||
|
||||
/* RTCCR register bit mask */
|
||||
#define RTCCR_CAL_MASK ((uint16_t)0xFF80)
|
||||
#define RTCCR_MASK ((uint16_t)0xFC7F)
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup BKP_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup BKP_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the BKP peripheral registers to their default reset values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_DeInit(void)
|
||||
{
|
||||
RCC_BackupResetCmd(ENABLE);
|
||||
RCC_BackupResetCmd(DISABLE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures the Tamper Pin active level.
|
||||
* @param BKP_TamperPinLevel: specifies the Tamper Pin active level.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg BKP_TamperPinLevel_High: Tamper pin active on high level
|
||||
* @arg BKP_TamperPinLevel_Low: Tamper pin active on low level
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_TamperPinLevelConfig(uint16_t BKP_TamperPinLevel)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_TAMPER_PIN_LEVEL(BKP_TamperPinLevel));
|
||||
*(__IO uint32_t *) CR_TPAL_BB = BKP_TamperPinLevel;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the Tamper Pin activation.
|
||||
* @param NewState: new state of the Tamper Pin activation.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_TamperPinCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CR_TPE_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the Tamper Pin Interrupt.
|
||||
* @param NewState: new state of the Tamper Pin Interrupt.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_ITConfig(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CSR_TPIE_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Select the RTC output source to output on the Tamper pin.
|
||||
* @param BKP_RTCOutputSource: specifies the RTC output source.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg BKP_RTCOutputSource_None: no RTC output on the Tamper pin.
|
||||
* @arg BKP_RTCOutputSource_CalibClock: output the RTC clock with frequency
|
||||
* divided by 64 on the Tamper pin.
|
||||
* @arg BKP_RTCOutputSource_Alarm: output the RTC Alarm pulse signal on
|
||||
* the Tamper pin.
|
||||
* @arg BKP_RTCOutputSource_Second: output the RTC Second pulse signal on
|
||||
* the Tamper pin.
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_RTCOutputConfig(uint16_t BKP_RTCOutputSource)
|
||||
{
|
||||
uint16_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_RTC_OUTPUT_SOURCE(BKP_RTCOutputSource));
|
||||
tmpreg = BKP->RTCCR;
|
||||
/* Clear CCO, ASOE and ASOS bits */
|
||||
tmpreg &= RTCCR_MASK;
|
||||
|
||||
/* Set CCO, ASOE and ASOS bits according to BKP_RTCOutputSource value */
|
||||
tmpreg |= BKP_RTCOutputSource;
|
||||
/* Store the new value */
|
||||
BKP->RTCCR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets RTC Clock Calibration value.
|
||||
* @param CalibrationValue: specifies the RTC Clock Calibration value.
|
||||
* This parameter must be a number between 0 and 0x7F.
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_SetRTCCalibrationValue(uint8_t CalibrationValue)
|
||||
{
|
||||
uint16_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_CALIBRATION_VALUE(CalibrationValue));
|
||||
tmpreg = BKP->RTCCR;
|
||||
/* Clear CAL[6:0] bits */
|
||||
tmpreg &= RTCCR_CAL_MASK;
|
||||
/* Set CAL[6:0] bits according to CalibrationValue value */
|
||||
tmpreg |= CalibrationValue;
|
||||
/* Store the new value */
|
||||
BKP->RTCCR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Writes user data to the specified Data Backup Register.
|
||||
* @param BKP_DR: specifies the Data Backup Register.
|
||||
* This parameter can be BKP_DRx where x:[1, 42]
|
||||
* @param Data: data to write
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_WriteBackupRegister(uint16_t BKP_DR, uint16_t Data)
|
||||
{
|
||||
__IO uint32_t tmp = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_DR(BKP_DR));
|
||||
|
||||
tmp = (uint32_t)BKP_BASE;
|
||||
tmp += BKP_DR;
|
||||
|
||||
*(__IO uint32_t *) tmp = Data;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Reads data from the specified Data Backup Register.
|
||||
* @param BKP_DR: specifies the Data Backup Register.
|
||||
* This parameter can be BKP_DRx where x:[1, 42]
|
||||
* @retval The content of the specified Data Backup Register
|
||||
*/
|
||||
uint16_t BKP_ReadBackupRegister(uint16_t BKP_DR)
|
||||
{
|
||||
__IO uint32_t tmp = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_BKP_DR(BKP_DR));
|
||||
|
||||
tmp = (uint32_t)BKP_BASE;
|
||||
tmp += BKP_DR;
|
||||
|
||||
return (*(__IO uint16_t *) tmp);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the Tamper Pin Event flag is set or not.
|
||||
* @param None
|
||||
* @retval The new state of the Tamper Pin Event flag (SET or RESET).
|
||||
*/
|
||||
FlagStatus BKP_GetFlagStatus(void)
|
||||
{
|
||||
return (FlagStatus)(*(__IO uint32_t *) CSR_TEF_BB);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears Tamper Pin Event pending flag.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_ClearFlag(void)
|
||||
{
|
||||
/* Set CTE bit to clear Tamper Pin Event flag */
|
||||
BKP->CSR |= BKP_CSR_CTE;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the Tamper Pin Interrupt has occurred or not.
|
||||
* @param None
|
||||
* @retval The new state of the Tamper Pin Interrupt (SET or RESET).
|
||||
*/
|
||||
ITStatus BKP_GetITStatus(void)
|
||||
{
|
||||
return (ITStatus)(*(__IO uint32_t *) CSR_TIF_BB);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears Tamper Pin Interrupt pending bit.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void BKP_ClearITPendingBit(void)
|
||||
{
|
||||
/* Set CTI bit to clear Tamper Pin Interrupt pending bit */
|
||||
BKP->CSR |= BKP_CSR_CTI;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
File diff suppressed because it is too large
Load diff
|
@ -1,433 +1,433 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_cec.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the CEC firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_cec.h"
|
||||
#include "stm32f10x_rcc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup CEC
|
||||
* @brief CEC driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup CEC_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* ------------ CEC registers bit address in the alias region ----------- */
|
||||
#define CEC_OFFSET (CEC_BASE - PERIPH_BASE)
|
||||
|
||||
/* --- CFGR Register ---*/
|
||||
|
||||
/* Alias word address of PE bit */
|
||||
#define CFGR_OFFSET (CEC_OFFSET + 0x00)
|
||||
#define PE_BitNumber 0x00
|
||||
#define CFGR_PE_BB (PERIPH_BB_BASE + (CFGR_OFFSET * 32) + (PE_BitNumber * 4))
|
||||
|
||||
/* Alias word address of IE bit */
|
||||
#define IE_BitNumber 0x01
|
||||
#define CFGR_IE_BB (PERIPH_BB_BASE + (CFGR_OFFSET * 32) + (IE_BitNumber * 4))
|
||||
|
||||
/* --- CSR Register ---*/
|
||||
|
||||
/* Alias word address of TSOM bit */
|
||||
#define CSR_OFFSET (CEC_OFFSET + 0x10)
|
||||
#define TSOM_BitNumber 0x00
|
||||
#define CSR_TSOM_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TSOM_BitNumber * 4))
|
||||
|
||||
/* Alias word address of TEOM bit */
|
||||
#define TEOM_BitNumber 0x01
|
||||
#define CSR_TEOM_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TEOM_BitNumber * 4))
|
||||
|
||||
#define CFGR_CLEAR_Mask (uint8_t)(0xF3) /* CFGR register Mask */
|
||||
#define FLAG_Mask ((uint32_t)0x00FFFFFF) /* CEC FLAG mask */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the CEC peripheral registers to their default reset
|
||||
* values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_DeInit(void)
|
||||
{
|
||||
/* Enable CEC reset state */
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_CEC, ENABLE);
|
||||
/* Release CEC from reset state */
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_CEC, DISABLE);
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @brief Initializes the CEC peripheral according to the specified
|
||||
* parameters in the CEC_InitStruct.
|
||||
* @param CEC_InitStruct: pointer to an CEC_InitTypeDef structure that
|
||||
* contains the configuration information for the specified
|
||||
* CEC peripheral.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_Init(CEC_InitTypeDef* CEC_InitStruct)
|
||||
{
|
||||
uint16_t tmpreg = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_BIT_TIMING_ERROR_MODE(CEC_InitStruct->CEC_BitTimingMode));
|
||||
assert_param(IS_CEC_BIT_PERIOD_ERROR_MODE(CEC_InitStruct->CEC_BitPeriodMode));
|
||||
|
||||
/*---------------------------- CEC CFGR Configuration -----------------*/
|
||||
/* Get the CEC CFGR value */
|
||||
tmpreg = CEC->CFGR;
|
||||
|
||||
/* Clear BTEM and BPEM bits */
|
||||
tmpreg &= CFGR_CLEAR_Mask;
|
||||
|
||||
/* Configure CEC: Bit Timing Error and Bit Period Error */
|
||||
tmpreg |= (uint16_t)(CEC_InitStruct->CEC_BitTimingMode | CEC_InitStruct->CEC_BitPeriodMode);
|
||||
|
||||
/* Write to CEC CFGR register*/
|
||||
CEC->CFGR = tmpreg;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the specified CEC peripheral.
|
||||
* @param NewState: new state of the CEC peripheral.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_Cmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
*(__IO uint32_t *) CFGR_PE_BB = (uint32_t)NewState;
|
||||
|
||||
if(NewState == DISABLE)
|
||||
{
|
||||
/* Wait until the PE bit is cleared by hardware (Idle Line detected) */
|
||||
while((CEC->CFGR & CEC_CFGR_PE) != (uint32_t)RESET)
|
||||
{
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the CEC interrupt.
|
||||
* @param NewState: new state of the CEC interrupt.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_ITConfig(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
*(__IO uint32_t *) CFGR_IE_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Defines the Own Address of the CEC device.
|
||||
* @param CEC_OwnAddress: The CEC own address
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_OwnAddressConfig(uint8_t CEC_OwnAddress)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_ADDRESS(CEC_OwnAddress));
|
||||
|
||||
/* Set the CEC own address */
|
||||
CEC->OAR = CEC_OwnAddress;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the CEC prescaler value.
|
||||
* @param CEC_Prescaler: CEC prescaler new value
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_SetPrescaler(uint16_t CEC_Prescaler)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_PRESCALER(CEC_Prescaler));
|
||||
|
||||
/* Set the Prescaler value*/
|
||||
CEC->PRES = CEC_Prescaler;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Transmits single data through the CEC peripheral.
|
||||
* @param Data: the data to transmit.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_SendDataByte(uint8_t Data)
|
||||
{
|
||||
/* Transmit Data */
|
||||
CEC->TXD = Data ;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @brief Returns the most recent received data by the CEC peripheral.
|
||||
* @param None
|
||||
* @retval The received data.
|
||||
*/
|
||||
uint8_t CEC_ReceiveDataByte(void)
|
||||
{
|
||||
/* Receive Data */
|
||||
return (uint8_t)(CEC->RXD);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Starts a new message.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_StartOfMessage(void)
|
||||
{
|
||||
/* Starts of new message */
|
||||
*(__IO uint32_t *) CSR_TSOM_BB = (uint32_t)0x1;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Transmits message with or without an EOM bit.
|
||||
* @param NewState: new state of the CEC Tx End Of Message.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_EndOfMessageCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
/* The data byte will be transmitted with or without an EOM bit*/
|
||||
*(__IO uint32_t *) CSR_TEOM_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Gets the CEC flag status
|
||||
* @param CEC_FLAG: specifies the CEC flag to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg CEC_FLAG_BTE: Bit Timing Error
|
||||
* @arg CEC_FLAG_BPE: Bit Period Error
|
||||
* @arg CEC_FLAG_RBTFE: Rx Block Transfer Finished Error
|
||||
* @arg CEC_FLAG_SBE: Start Bit Error
|
||||
* @arg CEC_FLAG_ACKE: Block Acknowledge Error
|
||||
* @arg CEC_FLAG_LINE: Line Error
|
||||
* @arg CEC_FLAG_TBTFE: Tx Block Transfer Finished Error
|
||||
* @arg CEC_FLAG_TEOM: Tx End Of Message
|
||||
* @arg CEC_FLAG_TERR: Tx Error
|
||||
* @arg CEC_FLAG_TBTRF: Tx Byte Transfer Request or Block Transfer Finished
|
||||
* @arg CEC_FLAG_RSOM: Rx Start Of Message
|
||||
* @arg CEC_FLAG_REOM: Rx End Of Message
|
||||
* @arg CEC_FLAG_RERR: Rx Error
|
||||
* @arg CEC_FLAG_RBTF: Rx Byte/Block Transfer Finished
|
||||
* @retval The new state of CEC_FLAG (SET or RESET)
|
||||
*/
|
||||
FlagStatus CEC_GetFlagStatus(uint32_t CEC_FLAG)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
uint32_t cecreg = 0, cecbase = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_GET_FLAG(CEC_FLAG));
|
||||
|
||||
/* Get the CEC peripheral base address */
|
||||
cecbase = (uint32_t)(CEC_BASE);
|
||||
|
||||
/* Read flag register index */
|
||||
cecreg = CEC_FLAG >> 28;
|
||||
|
||||
/* Get bit[23:0] of the flag */
|
||||
CEC_FLAG &= FLAG_Mask;
|
||||
|
||||
if(cecreg != 0)
|
||||
{
|
||||
/* Flag in CEC ESR Register */
|
||||
CEC_FLAG = (uint32_t)(CEC_FLAG >> 16);
|
||||
|
||||
/* Get the CEC ESR register address */
|
||||
cecbase += 0xC;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Get the CEC CSR register address */
|
||||
cecbase += 0x10;
|
||||
}
|
||||
|
||||
if(((*(__IO uint32_t *)cecbase) & CEC_FLAG) != (uint32_t)RESET)
|
||||
{
|
||||
/* CEC_FLAG is set */
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* CEC_FLAG is reset */
|
||||
bitstatus = RESET;
|
||||
}
|
||||
|
||||
/* Return the CEC_FLAG status */
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the CEC's pending flags.
|
||||
* @param CEC_FLAG: specifies the flag to clear.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg CEC_FLAG_TERR: Tx Error
|
||||
* @arg CEC_FLAG_TBTRF: Tx Byte Transfer Request or Block Transfer Finished
|
||||
* @arg CEC_FLAG_RSOM: Rx Start Of Message
|
||||
* @arg CEC_FLAG_REOM: Rx End Of Message
|
||||
* @arg CEC_FLAG_RERR: Rx Error
|
||||
* @arg CEC_FLAG_RBTF: Rx Byte/Block Transfer Finished
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_ClearFlag(uint32_t CEC_FLAG)
|
||||
{
|
||||
uint32_t tmp = 0x0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_CLEAR_FLAG(CEC_FLAG));
|
||||
|
||||
tmp = CEC->CSR & 0x2;
|
||||
|
||||
/* Clear the selected CEC flags */
|
||||
CEC->CSR &= (uint32_t)(((~(uint32_t)CEC_FLAG) & 0xFFFFFFFC) | tmp);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified CEC interrupt has occurred or not.
|
||||
* @param CEC_IT: specifies the CEC interrupt source to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg CEC_IT_TERR: Tx Error
|
||||
* @arg CEC_IT_TBTF: Tx Block Transfer Finished
|
||||
* @arg CEC_IT_RERR: Rx Error
|
||||
* @arg CEC_IT_RBTF: Rx Block Transfer Finished
|
||||
* @retval The new state of CEC_IT (SET or RESET).
|
||||
*/
|
||||
ITStatus CEC_GetITStatus(uint8_t CEC_IT)
|
||||
{
|
||||
ITStatus bitstatus = RESET;
|
||||
uint32_t enablestatus = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_GET_IT(CEC_IT));
|
||||
|
||||
/* Get the CEC IT enable bit status */
|
||||
enablestatus = (CEC->CFGR & (uint8_t)CEC_CFGR_IE) ;
|
||||
|
||||
/* Check the status of the specified CEC interrupt */
|
||||
if (((CEC->CSR & CEC_IT) != (uint32_t)RESET) && enablestatus)
|
||||
{
|
||||
/* CEC_IT is set */
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* CEC_IT is reset */
|
||||
bitstatus = RESET;
|
||||
}
|
||||
/* Return the CEC_IT status */
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the CEC's interrupt pending bits.
|
||||
* @param CEC_IT: specifies the CEC interrupt pending bit to clear.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg CEC_IT_TERR: Tx Error
|
||||
* @arg CEC_IT_TBTF: Tx Block Transfer Finished
|
||||
* @arg CEC_IT_RERR: Rx Error
|
||||
* @arg CEC_IT_RBTF: Rx Block Transfer Finished
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_ClearITPendingBit(uint16_t CEC_IT)
|
||||
{
|
||||
uint32_t tmp = 0x0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_GET_IT(CEC_IT));
|
||||
|
||||
tmp = CEC->CSR & 0x2;
|
||||
|
||||
/* Clear the selected CEC interrupt pending bits */
|
||||
CEC->CSR &= (uint32_t)(((~(uint32_t)CEC_IT) & 0xFFFFFFFC) | tmp);
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_cec.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the CEC firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_cec.h"
|
||||
#include "stm32f10x_rcc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup CEC
|
||||
* @brief CEC driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup CEC_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* ------------ CEC registers bit address in the alias region ----------- */
|
||||
#define CEC_OFFSET (CEC_BASE - PERIPH_BASE)
|
||||
|
||||
/* --- CFGR Register ---*/
|
||||
|
||||
/* Alias word address of PE bit */
|
||||
#define CFGR_OFFSET (CEC_OFFSET + 0x00)
|
||||
#define PE_BitNumber 0x00
|
||||
#define CFGR_PE_BB (PERIPH_BB_BASE + (CFGR_OFFSET * 32) + (PE_BitNumber * 4))
|
||||
|
||||
/* Alias word address of IE bit */
|
||||
#define IE_BitNumber 0x01
|
||||
#define CFGR_IE_BB (PERIPH_BB_BASE + (CFGR_OFFSET * 32) + (IE_BitNumber * 4))
|
||||
|
||||
/* --- CSR Register ---*/
|
||||
|
||||
/* Alias word address of TSOM bit */
|
||||
#define CSR_OFFSET (CEC_OFFSET + 0x10)
|
||||
#define TSOM_BitNumber 0x00
|
||||
#define CSR_TSOM_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TSOM_BitNumber * 4))
|
||||
|
||||
/* Alias word address of TEOM bit */
|
||||
#define TEOM_BitNumber 0x01
|
||||
#define CSR_TEOM_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (TEOM_BitNumber * 4))
|
||||
|
||||
#define CFGR_CLEAR_Mask (uint8_t)(0xF3) /* CFGR register Mask */
|
||||
#define FLAG_Mask ((uint32_t)0x00FFFFFF) /* CEC FLAG mask */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup CEC_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the CEC peripheral registers to their default reset
|
||||
* values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_DeInit(void)
|
||||
{
|
||||
/* Enable CEC reset state */
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_CEC, ENABLE);
|
||||
/* Release CEC from reset state */
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_CEC, DISABLE);
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @brief Initializes the CEC peripheral according to the specified
|
||||
* parameters in the CEC_InitStruct.
|
||||
* @param CEC_InitStruct: pointer to an CEC_InitTypeDef structure that
|
||||
* contains the configuration information for the specified
|
||||
* CEC peripheral.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_Init(CEC_InitTypeDef* CEC_InitStruct)
|
||||
{
|
||||
uint16_t tmpreg = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_BIT_TIMING_ERROR_MODE(CEC_InitStruct->CEC_BitTimingMode));
|
||||
assert_param(IS_CEC_BIT_PERIOD_ERROR_MODE(CEC_InitStruct->CEC_BitPeriodMode));
|
||||
|
||||
/*---------------------------- CEC CFGR Configuration -----------------*/
|
||||
/* Get the CEC CFGR value */
|
||||
tmpreg = CEC->CFGR;
|
||||
|
||||
/* Clear BTEM and BPEM bits */
|
||||
tmpreg &= CFGR_CLEAR_Mask;
|
||||
|
||||
/* Configure CEC: Bit Timing Error and Bit Period Error */
|
||||
tmpreg |= (uint16_t)(CEC_InitStruct->CEC_BitTimingMode | CEC_InitStruct->CEC_BitPeriodMode);
|
||||
|
||||
/* Write to CEC CFGR register*/
|
||||
CEC->CFGR = tmpreg;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the specified CEC peripheral.
|
||||
* @param NewState: new state of the CEC peripheral.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_Cmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
*(__IO uint32_t *) CFGR_PE_BB = (uint32_t)NewState;
|
||||
|
||||
if(NewState == DISABLE)
|
||||
{
|
||||
/* Wait until the PE bit is cleared by hardware (Idle Line detected) */
|
||||
while((CEC->CFGR & CEC_CFGR_PE) != (uint32_t)RESET)
|
||||
{
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the CEC interrupt.
|
||||
* @param NewState: new state of the CEC interrupt.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_ITConfig(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
*(__IO uint32_t *) CFGR_IE_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Defines the Own Address of the CEC device.
|
||||
* @param CEC_OwnAddress: The CEC own address
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_OwnAddressConfig(uint8_t CEC_OwnAddress)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_ADDRESS(CEC_OwnAddress));
|
||||
|
||||
/* Set the CEC own address */
|
||||
CEC->OAR = CEC_OwnAddress;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the CEC prescaler value.
|
||||
* @param CEC_Prescaler: CEC prescaler new value
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_SetPrescaler(uint16_t CEC_Prescaler)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_PRESCALER(CEC_Prescaler));
|
||||
|
||||
/* Set the Prescaler value*/
|
||||
CEC->PRES = CEC_Prescaler;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Transmits single data through the CEC peripheral.
|
||||
* @param Data: the data to transmit.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_SendDataByte(uint8_t Data)
|
||||
{
|
||||
/* Transmit Data */
|
||||
CEC->TXD = Data ;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @brief Returns the most recent received data by the CEC peripheral.
|
||||
* @param None
|
||||
* @retval The received data.
|
||||
*/
|
||||
uint8_t CEC_ReceiveDataByte(void)
|
||||
{
|
||||
/* Receive Data */
|
||||
return (uint8_t)(CEC->RXD);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Starts a new message.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_StartOfMessage(void)
|
||||
{
|
||||
/* Starts of new message */
|
||||
*(__IO uint32_t *) CSR_TSOM_BB = (uint32_t)0x1;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Transmits message with or without an EOM bit.
|
||||
* @param NewState: new state of the CEC Tx End Of Message.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_EndOfMessageCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
/* The data byte will be transmitted with or without an EOM bit*/
|
||||
*(__IO uint32_t *) CSR_TEOM_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Gets the CEC flag status
|
||||
* @param CEC_FLAG: specifies the CEC flag to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg CEC_FLAG_BTE: Bit Timing Error
|
||||
* @arg CEC_FLAG_BPE: Bit Period Error
|
||||
* @arg CEC_FLAG_RBTFE: Rx Block Transfer Finished Error
|
||||
* @arg CEC_FLAG_SBE: Start Bit Error
|
||||
* @arg CEC_FLAG_ACKE: Block Acknowledge Error
|
||||
* @arg CEC_FLAG_LINE: Line Error
|
||||
* @arg CEC_FLAG_TBTFE: Tx Block Transfer Finished Error
|
||||
* @arg CEC_FLAG_TEOM: Tx End Of Message
|
||||
* @arg CEC_FLAG_TERR: Tx Error
|
||||
* @arg CEC_FLAG_TBTRF: Tx Byte Transfer Request or Block Transfer Finished
|
||||
* @arg CEC_FLAG_RSOM: Rx Start Of Message
|
||||
* @arg CEC_FLAG_REOM: Rx End Of Message
|
||||
* @arg CEC_FLAG_RERR: Rx Error
|
||||
* @arg CEC_FLAG_RBTF: Rx Byte/Block Transfer Finished
|
||||
* @retval The new state of CEC_FLAG (SET or RESET)
|
||||
*/
|
||||
FlagStatus CEC_GetFlagStatus(uint32_t CEC_FLAG)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
uint32_t cecreg = 0, cecbase = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_GET_FLAG(CEC_FLAG));
|
||||
|
||||
/* Get the CEC peripheral base address */
|
||||
cecbase = (uint32_t)(CEC_BASE);
|
||||
|
||||
/* Read flag register index */
|
||||
cecreg = CEC_FLAG >> 28;
|
||||
|
||||
/* Get bit[23:0] of the flag */
|
||||
CEC_FLAG &= FLAG_Mask;
|
||||
|
||||
if(cecreg != 0)
|
||||
{
|
||||
/* Flag in CEC ESR Register */
|
||||
CEC_FLAG = (uint32_t)(CEC_FLAG >> 16);
|
||||
|
||||
/* Get the CEC ESR register address */
|
||||
cecbase += 0xC;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Get the CEC CSR register address */
|
||||
cecbase += 0x10;
|
||||
}
|
||||
|
||||
if(((*(__IO uint32_t *)cecbase) & CEC_FLAG) != (uint32_t)RESET)
|
||||
{
|
||||
/* CEC_FLAG is set */
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* CEC_FLAG is reset */
|
||||
bitstatus = RESET;
|
||||
}
|
||||
|
||||
/* Return the CEC_FLAG status */
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the CEC's pending flags.
|
||||
* @param CEC_FLAG: specifies the flag to clear.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg CEC_FLAG_TERR: Tx Error
|
||||
* @arg CEC_FLAG_TBTRF: Tx Byte Transfer Request or Block Transfer Finished
|
||||
* @arg CEC_FLAG_RSOM: Rx Start Of Message
|
||||
* @arg CEC_FLAG_REOM: Rx End Of Message
|
||||
* @arg CEC_FLAG_RERR: Rx Error
|
||||
* @arg CEC_FLAG_RBTF: Rx Byte/Block Transfer Finished
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_ClearFlag(uint32_t CEC_FLAG)
|
||||
{
|
||||
uint32_t tmp = 0x0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_CLEAR_FLAG(CEC_FLAG));
|
||||
|
||||
tmp = CEC->CSR & 0x2;
|
||||
|
||||
/* Clear the selected CEC flags */
|
||||
CEC->CSR &= (uint32_t)(((~(uint32_t)CEC_FLAG) & 0xFFFFFFFC) | tmp);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified CEC interrupt has occurred or not.
|
||||
* @param CEC_IT: specifies the CEC interrupt source to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg CEC_IT_TERR: Tx Error
|
||||
* @arg CEC_IT_TBTF: Tx Block Transfer Finished
|
||||
* @arg CEC_IT_RERR: Rx Error
|
||||
* @arg CEC_IT_RBTF: Rx Block Transfer Finished
|
||||
* @retval The new state of CEC_IT (SET or RESET).
|
||||
*/
|
||||
ITStatus CEC_GetITStatus(uint8_t CEC_IT)
|
||||
{
|
||||
ITStatus bitstatus = RESET;
|
||||
uint32_t enablestatus = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_GET_IT(CEC_IT));
|
||||
|
||||
/* Get the CEC IT enable bit status */
|
||||
enablestatus = (CEC->CFGR & (uint8_t)CEC_CFGR_IE) ;
|
||||
|
||||
/* Check the status of the specified CEC interrupt */
|
||||
if (((CEC->CSR & CEC_IT) != (uint32_t)RESET) && enablestatus)
|
||||
{
|
||||
/* CEC_IT is set */
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* CEC_IT is reset */
|
||||
bitstatus = RESET;
|
||||
}
|
||||
/* Return the CEC_IT status */
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the CEC's interrupt pending bits.
|
||||
* @param CEC_IT: specifies the CEC interrupt pending bit to clear.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg CEC_IT_TERR: Tx Error
|
||||
* @arg CEC_IT_TBTF: Tx Block Transfer Finished
|
||||
* @arg CEC_IT_RERR: Rx Error
|
||||
* @arg CEC_IT_RBTF: Rx Block Transfer Finished
|
||||
* @retval None
|
||||
*/
|
||||
void CEC_ClearITPendingBit(uint16_t CEC_IT)
|
||||
{
|
||||
uint32_t tmp = 0x0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_CEC_GET_IT(CEC_IT));
|
||||
|
||||
tmp = CEC->CSR & 0x2;
|
||||
|
||||
/* Clear the selected CEC interrupt pending bits */
|
||||
CEC->CSR &= (uint32_t)(((~(uint32_t)CEC_IT) & 0xFFFFFFFC) | tmp);
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
|
@ -1,160 +1,160 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_crc.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the CRC firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_crc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup CRC
|
||||
* @brief CRC driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Resets the CRC Data register (DR).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void CRC_ResetDR(void)
|
||||
{
|
||||
/* Reset CRC generator */
|
||||
CRC->CR = CRC_CR_RESET;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Computes the 32-bit CRC of a given data word(32-bit).
|
||||
* @param Data: data word(32-bit) to compute its CRC
|
||||
* @retval 32-bit CRC
|
||||
*/
|
||||
uint32_t CRC_CalcCRC(uint32_t Data)
|
||||
{
|
||||
CRC->DR = Data;
|
||||
|
||||
return (CRC->DR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Computes the 32-bit CRC of a given buffer of data word(32-bit).
|
||||
* @param pBuffer: pointer to the buffer containing the data to be computed
|
||||
* @param BufferLength: length of the buffer to be computed
|
||||
* @retval 32-bit CRC
|
||||
*/
|
||||
uint32_t CRC_CalcBlockCRC(uint32_t pBuffer[], uint32_t BufferLength)
|
||||
{
|
||||
uint32_t index = 0;
|
||||
|
||||
for(index = 0; index < BufferLength; index++)
|
||||
{
|
||||
CRC->DR = pBuffer[index];
|
||||
}
|
||||
return (CRC->DR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns the current CRC value.
|
||||
* @param None
|
||||
* @retval 32-bit CRC
|
||||
*/
|
||||
uint32_t CRC_GetCRC(void)
|
||||
{
|
||||
return (CRC->DR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Stores a 8-bit data in the Independent Data(ID) register.
|
||||
* @param IDValue: 8-bit value to be stored in the ID register
|
||||
* @retval None
|
||||
*/
|
||||
void CRC_SetIDRegister(uint8_t IDValue)
|
||||
{
|
||||
CRC->IDR = IDValue;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns the 8-bit data stored in the Independent Data(ID) register
|
||||
* @param None
|
||||
* @retval 8-bit value of the ID register
|
||||
*/
|
||||
uint8_t CRC_GetIDRegister(void)
|
||||
{
|
||||
return (CRC->IDR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_crc.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the CRC firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_crc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup CRC
|
||||
* @brief CRC driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup CRC_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Resets the CRC Data register (DR).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void CRC_ResetDR(void)
|
||||
{
|
||||
/* Reset CRC generator */
|
||||
CRC->CR = CRC_CR_RESET;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Computes the 32-bit CRC of a given data word(32-bit).
|
||||
* @param Data: data word(32-bit) to compute its CRC
|
||||
* @retval 32-bit CRC
|
||||
*/
|
||||
uint32_t CRC_CalcCRC(uint32_t Data)
|
||||
{
|
||||
CRC->DR = Data;
|
||||
|
||||
return (CRC->DR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Computes the 32-bit CRC of a given buffer of data word(32-bit).
|
||||
* @param pBuffer: pointer to the buffer containing the data to be computed
|
||||
* @param BufferLength: length of the buffer to be computed
|
||||
* @retval 32-bit CRC
|
||||
*/
|
||||
uint32_t CRC_CalcBlockCRC(uint32_t pBuffer[], uint32_t BufferLength)
|
||||
{
|
||||
uint32_t index = 0;
|
||||
|
||||
for(index = 0; index < BufferLength; index++)
|
||||
{
|
||||
CRC->DR = pBuffer[index];
|
||||
}
|
||||
return (CRC->DR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns the current CRC value.
|
||||
* @param None
|
||||
* @retval 32-bit CRC
|
||||
*/
|
||||
uint32_t CRC_GetCRC(void)
|
||||
{
|
||||
return (CRC->DR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Stores a 8-bit data in the Independent Data(ID) register.
|
||||
* @param IDValue: 8-bit value to be stored in the ID register
|
||||
* @retval None
|
||||
*/
|
||||
void CRC_SetIDRegister(uint8_t IDValue)
|
||||
{
|
||||
CRC->IDR = IDValue;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns the 8-bit data stored in the Independent Data(ID) register
|
||||
* @param None
|
||||
* @retval 8-bit value of the ID register
|
||||
*/
|
||||
uint8_t CRC_GetIDRegister(void)
|
||||
{
|
||||
return (CRC->IDR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
File diff suppressed because it is too large
Load diff
|
@ -1,162 +1,162 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_dbgmcu.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the DBGMCU firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_dbgmcu.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU
|
||||
* @brief DBGMCU driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
#define IDCODE_DEVID_MASK ((uint32_t)0x00000FFF)
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Returns the device revision identifier.
|
||||
* @param None
|
||||
* @retval Device revision identifier
|
||||
*/
|
||||
uint32_t DBGMCU_GetREVID(void)
|
||||
{
|
||||
return(DBGMCU->IDCODE >> 16);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns the device identifier.
|
||||
* @param None
|
||||
* @retval Device identifier
|
||||
*/
|
||||
uint32_t DBGMCU_GetDEVID(void)
|
||||
{
|
||||
return(DBGMCU->IDCODE & IDCODE_DEVID_MASK);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures the specified peripheral and low power mode behavior
|
||||
* when the MCU under Debug mode.
|
||||
* @param DBGMCU_Periph: specifies the peripheral and low power mode.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg DBGMCU_SLEEP: Keep debugger connection during SLEEP mode
|
||||
* @arg DBGMCU_STOP: Keep debugger connection during STOP mode
|
||||
* @arg DBGMCU_STANDBY: Keep debugger connection during STANDBY mode
|
||||
* @arg DBGMCU_IWDG_STOP: Debug IWDG stopped when Core is halted
|
||||
* @arg DBGMCU_WWDG_STOP: Debug WWDG stopped when Core is halted
|
||||
* @arg DBGMCU_TIM1_STOP: TIM1 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM2_STOP: TIM2 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM3_STOP: TIM3 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM4_STOP: TIM4 counter stopped when Core is halted
|
||||
* @arg DBGMCU_CAN1_STOP: Debug CAN2 stopped when Core is halted
|
||||
* @arg DBGMCU_I2C1_SMBUS_TIMEOUT: I2C1 SMBUS timeout mode stopped when Core is halted
|
||||
* @arg DBGMCU_I2C2_SMBUS_TIMEOUT: I2C2 SMBUS timeout mode stopped when Core is halted
|
||||
* @arg DBGMCU_TIM5_STOP: TIM5 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM6_STOP: TIM6 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM7_STOP: TIM7 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM8_STOP: TIM8 counter stopped when Core is halted
|
||||
* @arg DBGMCU_CAN2_STOP: Debug CAN2 stopped when Core is halted
|
||||
* @arg DBGMCU_TIM15_STOP: TIM15 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM16_STOP: TIM16 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM17_STOP: TIM17 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM9_STOP: TIM9 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM10_STOP: TIM10 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM11_STOP: TIM11 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM12_STOP: TIM12 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM13_STOP: TIM13 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM14_STOP: TIM14 counter stopped when Core is halted
|
||||
* @param NewState: new state of the specified peripheral in Debug mode.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void DBGMCU_Config(uint32_t DBGMCU_Periph, FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_DBGMCU_PERIPH(DBGMCU_Periph));
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
if (NewState != DISABLE)
|
||||
{
|
||||
DBGMCU->CR |= DBGMCU_Periph;
|
||||
}
|
||||
else
|
||||
{
|
||||
DBGMCU->CR &= ~DBGMCU_Periph;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_dbgmcu.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the DBGMCU firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_dbgmcu.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU
|
||||
* @brief DBGMCU driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
#define IDCODE_DEVID_MASK ((uint32_t)0x00000FFF)
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup DBGMCU_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Returns the device revision identifier.
|
||||
* @param None
|
||||
* @retval Device revision identifier
|
||||
*/
|
||||
uint32_t DBGMCU_GetREVID(void)
|
||||
{
|
||||
return(DBGMCU->IDCODE >> 16);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns the device identifier.
|
||||
* @param None
|
||||
* @retval Device identifier
|
||||
*/
|
||||
uint32_t DBGMCU_GetDEVID(void)
|
||||
{
|
||||
return(DBGMCU->IDCODE & IDCODE_DEVID_MASK);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures the specified peripheral and low power mode behavior
|
||||
* when the MCU under Debug mode.
|
||||
* @param DBGMCU_Periph: specifies the peripheral and low power mode.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg DBGMCU_SLEEP: Keep debugger connection during SLEEP mode
|
||||
* @arg DBGMCU_STOP: Keep debugger connection during STOP mode
|
||||
* @arg DBGMCU_STANDBY: Keep debugger connection during STANDBY mode
|
||||
* @arg DBGMCU_IWDG_STOP: Debug IWDG stopped when Core is halted
|
||||
* @arg DBGMCU_WWDG_STOP: Debug WWDG stopped when Core is halted
|
||||
* @arg DBGMCU_TIM1_STOP: TIM1 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM2_STOP: TIM2 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM3_STOP: TIM3 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM4_STOP: TIM4 counter stopped when Core is halted
|
||||
* @arg DBGMCU_CAN1_STOP: Debug CAN2 stopped when Core is halted
|
||||
* @arg DBGMCU_I2C1_SMBUS_TIMEOUT: I2C1 SMBUS timeout mode stopped when Core is halted
|
||||
* @arg DBGMCU_I2C2_SMBUS_TIMEOUT: I2C2 SMBUS timeout mode stopped when Core is halted
|
||||
* @arg DBGMCU_TIM5_STOP: TIM5 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM6_STOP: TIM6 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM7_STOP: TIM7 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM8_STOP: TIM8 counter stopped when Core is halted
|
||||
* @arg DBGMCU_CAN2_STOP: Debug CAN2 stopped when Core is halted
|
||||
* @arg DBGMCU_TIM15_STOP: TIM15 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM16_STOP: TIM16 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM17_STOP: TIM17 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM9_STOP: TIM9 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM10_STOP: TIM10 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM11_STOP: TIM11 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM12_STOP: TIM12 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM13_STOP: TIM13 counter stopped when Core is halted
|
||||
* @arg DBGMCU_TIM14_STOP: TIM14 counter stopped when Core is halted
|
||||
* @param NewState: new state of the specified peripheral in Debug mode.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void DBGMCU_Config(uint32_t DBGMCU_Periph, FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_DBGMCU_PERIPH(DBGMCU_Periph));
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
if (NewState != DISABLE)
|
||||
{
|
||||
DBGMCU->CR |= DBGMCU_Periph;
|
||||
}
|
||||
else
|
||||
{
|
||||
DBGMCU->CR &= ~DBGMCU_Periph;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
File diff suppressed because it is too large
Load diff
|
@ -1,269 +1,269 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_exti.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the EXTI firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_exti.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI
|
||||
* @brief EXTI driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
#define EXTI_LINENONE ((uint32_t)0x00000) /* No interrupt selected */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the EXTI peripheral registers to their default reset values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_DeInit(void)
|
||||
{
|
||||
EXTI->IMR = 0x00000000;
|
||||
EXTI->EMR = 0x00000000;
|
||||
EXTI->RTSR = 0x00000000;
|
||||
EXTI->FTSR = 0x00000000;
|
||||
EXTI->PR = 0x000FFFFF;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Initializes the EXTI peripheral according to the specified
|
||||
* parameters in the EXTI_InitStruct.
|
||||
* @param EXTI_InitStruct: pointer to a EXTI_InitTypeDef structure
|
||||
* that contains the configuration information for the EXTI peripheral.
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct)
|
||||
{
|
||||
uint32_t tmp = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_EXTI_MODE(EXTI_InitStruct->EXTI_Mode));
|
||||
assert_param(IS_EXTI_TRIGGER(EXTI_InitStruct->EXTI_Trigger));
|
||||
assert_param(IS_EXTI_LINE(EXTI_InitStruct->EXTI_Line));
|
||||
assert_param(IS_FUNCTIONAL_STATE(EXTI_InitStruct->EXTI_LineCmd));
|
||||
|
||||
tmp = (uint32_t)EXTI_BASE;
|
||||
|
||||
if (EXTI_InitStruct->EXTI_LineCmd != DISABLE)
|
||||
{
|
||||
/* Clear EXTI line configuration */
|
||||
EXTI->IMR &= ~EXTI_InitStruct->EXTI_Line;
|
||||
EXTI->EMR &= ~EXTI_InitStruct->EXTI_Line;
|
||||
|
||||
tmp += EXTI_InitStruct->EXTI_Mode;
|
||||
|
||||
*(__IO uint32_t *) tmp |= EXTI_InitStruct->EXTI_Line;
|
||||
|
||||
/* Clear Rising Falling edge configuration */
|
||||
EXTI->RTSR &= ~EXTI_InitStruct->EXTI_Line;
|
||||
EXTI->FTSR &= ~EXTI_InitStruct->EXTI_Line;
|
||||
|
||||
/* Select the trigger for the selected external interrupts */
|
||||
if (EXTI_InitStruct->EXTI_Trigger == EXTI_Trigger_Rising_Falling)
|
||||
{
|
||||
/* Rising Falling edge */
|
||||
EXTI->RTSR |= EXTI_InitStruct->EXTI_Line;
|
||||
EXTI->FTSR |= EXTI_InitStruct->EXTI_Line;
|
||||
}
|
||||
else
|
||||
{
|
||||
tmp = (uint32_t)EXTI_BASE;
|
||||
tmp += EXTI_InitStruct->EXTI_Trigger;
|
||||
|
||||
*(__IO uint32_t *) tmp |= EXTI_InitStruct->EXTI_Line;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
tmp += EXTI_InitStruct->EXTI_Mode;
|
||||
|
||||
/* Disable the selected external lines */
|
||||
*(__IO uint32_t *) tmp &= ~EXTI_InitStruct->EXTI_Line;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Fills each EXTI_InitStruct member with its reset value.
|
||||
* @param EXTI_InitStruct: pointer to a EXTI_InitTypeDef structure which will
|
||||
* be initialized.
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct)
|
||||
{
|
||||
EXTI_InitStruct->EXTI_Line = EXTI_LINENONE;
|
||||
EXTI_InitStruct->EXTI_Mode = EXTI_Mode_Interrupt;
|
||||
EXTI_InitStruct->EXTI_Trigger = EXTI_Trigger_Falling;
|
||||
EXTI_InitStruct->EXTI_LineCmd = DISABLE;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Generates a Software interrupt.
|
||||
* @param EXTI_Line: specifies the EXTI lines to be enabled or disabled.
|
||||
* This parameter can be any combination of EXTI_Linex where x can be (0..19).
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_EXTI_LINE(EXTI_Line));
|
||||
|
||||
EXTI->SWIER |= EXTI_Line;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified EXTI line flag is set or not.
|
||||
* @param EXTI_Line: specifies the EXTI line flag to check.
|
||||
* This parameter can be:
|
||||
* @arg EXTI_Linex: External interrupt line x where x(0..19)
|
||||
* @retval The new state of EXTI_Line (SET or RESET).
|
||||
*/
|
||||
FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_GET_EXTI_LINE(EXTI_Line));
|
||||
|
||||
if ((EXTI->PR & EXTI_Line) != (uint32_t)RESET)
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the EXTI's line pending flags.
|
||||
* @param EXTI_Line: specifies the EXTI lines flags to clear.
|
||||
* This parameter can be any combination of EXTI_Linex where x can be (0..19).
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_ClearFlag(uint32_t EXTI_Line)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_EXTI_LINE(EXTI_Line));
|
||||
|
||||
EXTI->PR = EXTI_Line;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified EXTI line is asserted or not.
|
||||
* @param EXTI_Line: specifies the EXTI line to check.
|
||||
* This parameter can be:
|
||||
* @arg EXTI_Linex: External interrupt line x where x(0..19)
|
||||
* @retval The new state of EXTI_Line (SET or RESET).
|
||||
*/
|
||||
ITStatus EXTI_GetITStatus(uint32_t EXTI_Line)
|
||||
{
|
||||
ITStatus bitstatus = RESET;
|
||||
uint32_t enablestatus = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_GET_EXTI_LINE(EXTI_Line));
|
||||
|
||||
enablestatus = EXTI->IMR & EXTI_Line;
|
||||
if (((EXTI->PR & EXTI_Line) != (uint32_t)RESET) && (enablestatus != (uint32_t)RESET))
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the EXTI's line pending bits.
|
||||
* @param EXTI_Line: specifies the EXTI lines to clear.
|
||||
* This parameter can be any combination of EXTI_Linex where x can be (0..19).
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_ClearITPendingBit(uint32_t EXTI_Line)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_EXTI_LINE(EXTI_Line));
|
||||
|
||||
EXTI->PR = EXTI_Line;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_exti.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the EXTI firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_exti.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI
|
||||
* @brief EXTI driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
#define EXTI_LINENONE ((uint32_t)0x00000) /* No interrupt selected */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup EXTI_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the EXTI peripheral registers to their default reset values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_DeInit(void)
|
||||
{
|
||||
EXTI->IMR = 0x00000000;
|
||||
EXTI->EMR = 0x00000000;
|
||||
EXTI->RTSR = 0x00000000;
|
||||
EXTI->FTSR = 0x00000000;
|
||||
EXTI->PR = 0x000FFFFF;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Initializes the EXTI peripheral according to the specified
|
||||
* parameters in the EXTI_InitStruct.
|
||||
* @param EXTI_InitStruct: pointer to a EXTI_InitTypeDef structure
|
||||
* that contains the configuration information for the EXTI peripheral.
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct)
|
||||
{
|
||||
uint32_t tmp = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_EXTI_MODE(EXTI_InitStruct->EXTI_Mode));
|
||||
assert_param(IS_EXTI_TRIGGER(EXTI_InitStruct->EXTI_Trigger));
|
||||
assert_param(IS_EXTI_LINE(EXTI_InitStruct->EXTI_Line));
|
||||
assert_param(IS_FUNCTIONAL_STATE(EXTI_InitStruct->EXTI_LineCmd));
|
||||
|
||||
tmp = (uint32_t)EXTI_BASE;
|
||||
|
||||
if (EXTI_InitStruct->EXTI_LineCmd != DISABLE)
|
||||
{
|
||||
/* Clear EXTI line configuration */
|
||||
EXTI->IMR &= ~EXTI_InitStruct->EXTI_Line;
|
||||
EXTI->EMR &= ~EXTI_InitStruct->EXTI_Line;
|
||||
|
||||
tmp += EXTI_InitStruct->EXTI_Mode;
|
||||
|
||||
*(__IO uint32_t *) tmp |= EXTI_InitStruct->EXTI_Line;
|
||||
|
||||
/* Clear Rising Falling edge configuration */
|
||||
EXTI->RTSR &= ~EXTI_InitStruct->EXTI_Line;
|
||||
EXTI->FTSR &= ~EXTI_InitStruct->EXTI_Line;
|
||||
|
||||
/* Select the trigger for the selected external interrupts */
|
||||
if (EXTI_InitStruct->EXTI_Trigger == EXTI_Trigger_Rising_Falling)
|
||||
{
|
||||
/* Rising Falling edge */
|
||||
EXTI->RTSR |= EXTI_InitStruct->EXTI_Line;
|
||||
EXTI->FTSR |= EXTI_InitStruct->EXTI_Line;
|
||||
}
|
||||
else
|
||||
{
|
||||
tmp = (uint32_t)EXTI_BASE;
|
||||
tmp += EXTI_InitStruct->EXTI_Trigger;
|
||||
|
||||
*(__IO uint32_t *) tmp |= EXTI_InitStruct->EXTI_Line;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
tmp += EXTI_InitStruct->EXTI_Mode;
|
||||
|
||||
/* Disable the selected external lines */
|
||||
*(__IO uint32_t *) tmp &= ~EXTI_InitStruct->EXTI_Line;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Fills each EXTI_InitStruct member with its reset value.
|
||||
* @param EXTI_InitStruct: pointer to a EXTI_InitTypeDef structure which will
|
||||
* be initialized.
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct)
|
||||
{
|
||||
EXTI_InitStruct->EXTI_Line = EXTI_LINENONE;
|
||||
EXTI_InitStruct->EXTI_Mode = EXTI_Mode_Interrupt;
|
||||
EXTI_InitStruct->EXTI_Trigger = EXTI_Trigger_Falling;
|
||||
EXTI_InitStruct->EXTI_LineCmd = DISABLE;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Generates a Software interrupt.
|
||||
* @param EXTI_Line: specifies the EXTI lines to be enabled or disabled.
|
||||
* This parameter can be any combination of EXTI_Linex where x can be (0..19).
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_EXTI_LINE(EXTI_Line));
|
||||
|
||||
EXTI->SWIER |= EXTI_Line;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified EXTI line flag is set or not.
|
||||
* @param EXTI_Line: specifies the EXTI line flag to check.
|
||||
* This parameter can be:
|
||||
* @arg EXTI_Linex: External interrupt line x where x(0..19)
|
||||
* @retval The new state of EXTI_Line (SET or RESET).
|
||||
*/
|
||||
FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_GET_EXTI_LINE(EXTI_Line));
|
||||
|
||||
if ((EXTI->PR & EXTI_Line) != (uint32_t)RESET)
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the EXTI's line pending flags.
|
||||
* @param EXTI_Line: specifies the EXTI lines flags to clear.
|
||||
* This parameter can be any combination of EXTI_Linex where x can be (0..19).
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_ClearFlag(uint32_t EXTI_Line)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_EXTI_LINE(EXTI_Line));
|
||||
|
||||
EXTI->PR = EXTI_Line;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified EXTI line is asserted or not.
|
||||
* @param EXTI_Line: specifies the EXTI line to check.
|
||||
* This parameter can be:
|
||||
* @arg EXTI_Linex: External interrupt line x where x(0..19)
|
||||
* @retval The new state of EXTI_Line (SET or RESET).
|
||||
*/
|
||||
ITStatus EXTI_GetITStatus(uint32_t EXTI_Line)
|
||||
{
|
||||
ITStatus bitstatus = RESET;
|
||||
uint32_t enablestatus = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_GET_EXTI_LINE(EXTI_Line));
|
||||
|
||||
enablestatus = EXTI->IMR & EXTI_Line;
|
||||
if (((EXTI->PR & EXTI_Line) != (uint32_t)RESET) && (enablestatus != (uint32_t)RESET))
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the EXTI's line pending bits.
|
||||
* @param EXTI_Line: specifies the EXTI lines to clear.
|
||||
* This parameter can be any combination of EXTI_Linex where x can be (0..19).
|
||||
* @retval None
|
||||
*/
|
||||
void EXTI_ClearITPendingBit(uint32_t EXTI_Line)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_EXTI_LINE(EXTI_Line));
|
||||
|
||||
EXTI->PR = EXTI_Line;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
File diff suppressed because it is too large
Load diff
File diff suppressed because it is too large
Load diff
File diff suppressed because it is too large
Load diff
File diff suppressed because it is too large
Load diff
|
@ -1,190 +1,190 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_iwdg.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the IWDG firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_iwdg.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG
|
||||
* @brief IWDG driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* ---------------------- IWDG registers bit mask ----------------------------*/
|
||||
|
||||
/* KR register bit mask */
|
||||
#define KR_KEY_Reload ((uint16_t)0xAAAA)
|
||||
#define KR_KEY_Enable ((uint16_t)0xCCCC)
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Enables or disables write access to IWDG_PR and IWDG_RLR registers.
|
||||
* @param IWDG_WriteAccess: new state of write access to IWDG_PR and IWDG_RLR registers.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg IWDG_WriteAccess_Enable: Enable write access to IWDG_PR and IWDG_RLR registers
|
||||
* @arg IWDG_WriteAccess_Disable: Disable write access to IWDG_PR and IWDG_RLR registers
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_WriteAccessCmd(uint16_t IWDG_WriteAccess)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_IWDG_WRITE_ACCESS(IWDG_WriteAccess));
|
||||
IWDG->KR = IWDG_WriteAccess;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets IWDG Prescaler value.
|
||||
* @param IWDG_Prescaler: specifies the IWDG Prescaler value.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg IWDG_Prescaler_4: IWDG prescaler set to 4
|
||||
* @arg IWDG_Prescaler_8: IWDG prescaler set to 8
|
||||
* @arg IWDG_Prescaler_16: IWDG prescaler set to 16
|
||||
* @arg IWDG_Prescaler_32: IWDG prescaler set to 32
|
||||
* @arg IWDG_Prescaler_64: IWDG prescaler set to 64
|
||||
* @arg IWDG_Prescaler_128: IWDG prescaler set to 128
|
||||
* @arg IWDG_Prescaler_256: IWDG prescaler set to 256
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_SetPrescaler(uint8_t IWDG_Prescaler)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_IWDG_PRESCALER(IWDG_Prescaler));
|
||||
IWDG->PR = IWDG_Prescaler;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets IWDG Reload value.
|
||||
* @param Reload: specifies the IWDG Reload value.
|
||||
* This parameter must be a number between 0 and 0x0FFF.
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_SetReload(uint16_t Reload)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_IWDG_RELOAD(Reload));
|
||||
IWDG->RLR = Reload;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Reloads IWDG counter with value defined in the reload register
|
||||
* (write access to IWDG_PR and IWDG_RLR registers disabled).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_ReloadCounter(void)
|
||||
{
|
||||
IWDG->KR = KR_KEY_Reload;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables IWDG (write access to IWDG_PR and IWDG_RLR registers disabled).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_Enable(void)
|
||||
{
|
||||
IWDG->KR = KR_KEY_Enable;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified IWDG flag is set or not.
|
||||
* @param IWDG_FLAG: specifies the flag to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg IWDG_FLAG_PVU: Prescaler Value Update on going
|
||||
* @arg IWDG_FLAG_RVU: Reload Value Update on going
|
||||
* @retval The new state of IWDG_FLAG (SET or RESET).
|
||||
*/
|
||||
FlagStatus IWDG_GetFlagStatus(uint16_t IWDG_FLAG)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_IWDG_FLAG(IWDG_FLAG));
|
||||
if ((IWDG->SR & IWDG_FLAG) != (uint32_t)RESET)
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
/* Return the flag status */
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_iwdg.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the IWDG firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_iwdg.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG
|
||||
* @brief IWDG driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* ---------------------- IWDG registers bit mask ----------------------------*/
|
||||
|
||||
/* KR register bit mask */
|
||||
#define KR_KEY_Reload ((uint16_t)0xAAAA)
|
||||
#define KR_KEY_Enable ((uint16_t)0xCCCC)
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup IWDG_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Enables or disables write access to IWDG_PR and IWDG_RLR registers.
|
||||
* @param IWDG_WriteAccess: new state of write access to IWDG_PR and IWDG_RLR registers.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg IWDG_WriteAccess_Enable: Enable write access to IWDG_PR and IWDG_RLR registers
|
||||
* @arg IWDG_WriteAccess_Disable: Disable write access to IWDG_PR and IWDG_RLR registers
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_WriteAccessCmd(uint16_t IWDG_WriteAccess)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_IWDG_WRITE_ACCESS(IWDG_WriteAccess));
|
||||
IWDG->KR = IWDG_WriteAccess;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets IWDG Prescaler value.
|
||||
* @param IWDG_Prescaler: specifies the IWDG Prescaler value.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg IWDG_Prescaler_4: IWDG prescaler set to 4
|
||||
* @arg IWDG_Prescaler_8: IWDG prescaler set to 8
|
||||
* @arg IWDG_Prescaler_16: IWDG prescaler set to 16
|
||||
* @arg IWDG_Prescaler_32: IWDG prescaler set to 32
|
||||
* @arg IWDG_Prescaler_64: IWDG prescaler set to 64
|
||||
* @arg IWDG_Prescaler_128: IWDG prescaler set to 128
|
||||
* @arg IWDG_Prescaler_256: IWDG prescaler set to 256
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_SetPrescaler(uint8_t IWDG_Prescaler)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_IWDG_PRESCALER(IWDG_Prescaler));
|
||||
IWDG->PR = IWDG_Prescaler;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets IWDG Reload value.
|
||||
* @param Reload: specifies the IWDG Reload value.
|
||||
* This parameter must be a number between 0 and 0x0FFF.
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_SetReload(uint16_t Reload)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_IWDG_RELOAD(Reload));
|
||||
IWDG->RLR = Reload;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Reloads IWDG counter with value defined in the reload register
|
||||
* (write access to IWDG_PR and IWDG_RLR registers disabled).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_ReloadCounter(void)
|
||||
{
|
||||
IWDG->KR = KR_KEY_Reload;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables IWDG (write access to IWDG_PR and IWDG_RLR registers disabled).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void IWDG_Enable(void)
|
||||
{
|
||||
IWDG->KR = KR_KEY_Enable;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified IWDG flag is set or not.
|
||||
* @param IWDG_FLAG: specifies the flag to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg IWDG_FLAG_PVU: Prescaler Value Update on going
|
||||
* @arg IWDG_FLAG_RVU: Reload Value Update on going
|
||||
* @retval The new state of IWDG_FLAG (SET or RESET).
|
||||
*/
|
||||
FlagStatus IWDG_GetFlagStatus(uint16_t IWDG_FLAG)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_IWDG_FLAG(IWDG_FLAG));
|
||||
if ((IWDG->SR & IWDG_FLAG) != (uint32_t)RESET)
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
/* Return the flag status */
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
|
@ -1,307 +1,307 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_pwr.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the PWR firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_pwr.h"
|
||||
#include "stm32f10x_rcc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup PWR
|
||||
* @brief PWR driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* --------- PWR registers bit address in the alias region ---------- */
|
||||
#define PWR_OFFSET (PWR_BASE - PERIPH_BASE)
|
||||
|
||||
/* --- CR Register ---*/
|
||||
|
||||
/* Alias word address of DBP bit */
|
||||
#define CR_OFFSET (PWR_OFFSET + 0x00)
|
||||
#define DBP_BitNumber 0x08
|
||||
#define CR_DBP_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (DBP_BitNumber * 4))
|
||||
|
||||
/* Alias word address of PVDE bit */
|
||||
#define PVDE_BitNumber 0x04
|
||||
#define CR_PVDE_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (PVDE_BitNumber * 4))
|
||||
|
||||
/* --- CSR Register ---*/
|
||||
|
||||
/* Alias word address of EWUP bit */
|
||||
#define CSR_OFFSET (PWR_OFFSET + 0x04)
|
||||
#define EWUP_BitNumber 0x08
|
||||
#define CSR_EWUP_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (EWUP_BitNumber * 4))
|
||||
|
||||
/* ------------------ PWR registers bit mask ------------------------ */
|
||||
|
||||
/* CR register bit mask */
|
||||
#define CR_DS_MASK ((uint32_t)0xFFFFFFFC)
|
||||
#define CR_PLS_MASK ((uint32_t)0xFFFFFF1F)
|
||||
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the PWR peripheral registers to their default reset values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_DeInit(void)
|
||||
{
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_PWR, ENABLE);
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_PWR, DISABLE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables access to the RTC and backup registers.
|
||||
* @param NewState: new state of the access to the RTC and backup registers.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_BackupAccessCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CR_DBP_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the Power Voltage Detector(PVD).
|
||||
* @param NewState: new state of the PVD.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_PVDCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CR_PVDE_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures the voltage threshold detected by the Power Voltage Detector(PVD).
|
||||
* @param PWR_PVDLevel: specifies the PVD detection level
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_PVDLevel_2V2: PVD detection level set to 2.2V
|
||||
* @arg PWR_PVDLevel_2V3: PVD detection level set to 2.3V
|
||||
* @arg PWR_PVDLevel_2V4: PVD detection level set to 2.4V
|
||||
* @arg PWR_PVDLevel_2V5: PVD detection level set to 2.5V
|
||||
* @arg PWR_PVDLevel_2V6: PVD detection level set to 2.6V
|
||||
* @arg PWR_PVDLevel_2V7: PVD detection level set to 2.7V
|
||||
* @arg PWR_PVDLevel_2V8: PVD detection level set to 2.8V
|
||||
* @arg PWR_PVDLevel_2V9: PVD detection level set to 2.9V
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_PVDLevelConfig(uint32_t PWR_PVDLevel)
|
||||
{
|
||||
uint32_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_PWR_PVD_LEVEL(PWR_PVDLevel));
|
||||
tmpreg = PWR->CR;
|
||||
/* Clear PLS[7:5] bits */
|
||||
tmpreg &= CR_PLS_MASK;
|
||||
/* Set PLS[7:5] bits according to PWR_PVDLevel value */
|
||||
tmpreg |= PWR_PVDLevel;
|
||||
/* Store the new value */
|
||||
PWR->CR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the WakeUp Pin functionality.
|
||||
* @param NewState: new state of the WakeUp Pin functionality.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_WakeUpPinCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CSR_EWUP_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enters STOP mode.
|
||||
* @param PWR_Regulator: specifies the regulator state in STOP mode.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_Regulator_ON: STOP mode with regulator ON
|
||||
* @arg PWR_Regulator_LowPower: STOP mode with regulator in low power mode
|
||||
* @param PWR_STOPEntry: specifies if STOP mode in entered with WFI or WFE instruction.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_STOPEntry_WFI: enter STOP mode with WFI instruction
|
||||
* @arg PWR_STOPEntry_WFE: enter STOP mode with WFE instruction
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_EnterSTOPMode(uint32_t PWR_Regulator, uint8_t PWR_STOPEntry)
|
||||
{
|
||||
uint32_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_PWR_REGULATOR(PWR_Regulator));
|
||||
assert_param(IS_PWR_STOP_ENTRY(PWR_STOPEntry));
|
||||
|
||||
/* Select the regulator state in STOP mode ---------------------------------*/
|
||||
tmpreg = PWR->CR;
|
||||
/* Clear PDDS and LPDS bits */
|
||||
tmpreg &= CR_DS_MASK;
|
||||
/* Set LPDS bit according to PWR_Regulator value */
|
||||
tmpreg |= PWR_Regulator;
|
||||
/* Store the new value */
|
||||
PWR->CR = tmpreg;
|
||||
/* Set SLEEPDEEP bit of Cortex System Control Register */
|
||||
SCB->SCR |= SCB_SCR_SLEEPDEEP;
|
||||
|
||||
/* Select STOP mode entry --------------------------------------------------*/
|
||||
if(PWR_STOPEntry == PWR_STOPEntry_WFI)
|
||||
{
|
||||
/* Request Wait For Interrupt */
|
||||
__WFI();
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Request Wait For Event */
|
||||
__WFE();
|
||||
}
|
||||
|
||||
/* Reset SLEEPDEEP bit of Cortex System Control Register */
|
||||
SCB->SCR &= (uint32_t)~((uint32_t)SCB_SCR_SLEEPDEEP);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enters STANDBY mode.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_EnterSTANDBYMode(void)
|
||||
{
|
||||
/* Clear Wake-up flag */
|
||||
PWR->CR |= PWR_CR_CWUF;
|
||||
/* Select STANDBY mode */
|
||||
PWR->CR |= PWR_CR_PDDS;
|
||||
/* Set SLEEPDEEP bit of Cortex System Control Register */
|
||||
SCB->SCR |= SCB_SCR_SLEEPDEEP;
|
||||
/* This option is used to ensure that store operations are completed */
|
||||
#if defined ( __CC_ARM )
|
||||
__force_stores();
|
||||
#endif
|
||||
/* Request Wait For Interrupt */
|
||||
__WFI();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified PWR flag is set or not.
|
||||
* @param PWR_FLAG: specifies the flag to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_FLAG_WU: Wake Up flag
|
||||
* @arg PWR_FLAG_SB: StandBy flag
|
||||
* @arg PWR_FLAG_PVDO: PVD Output
|
||||
* @retval The new state of PWR_FLAG (SET or RESET).
|
||||
*/
|
||||
FlagStatus PWR_GetFlagStatus(uint32_t PWR_FLAG)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_PWR_GET_FLAG(PWR_FLAG));
|
||||
|
||||
if ((PWR->CSR & PWR_FLAG) != (uint32_t)RESET)
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
/* Return the flag status */
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the PWR's pending flags.
|
||||
* @param PWR_FLAG: specifies the flag to clear.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_FLAG_WU: Wake Up flag
|
||||
* @arg PWR_FLAG_SB: StandBy flag
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_ClearFlag(uint32_t PWR_FLAG)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_PWR_CLEAR_FLAG(PWR_FLAG));
|
||||
|
||||
PWR->CR |= PWR_FLAG << 2;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_pwr.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the PWR firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_pwr.h"
|
||||
#include "stm32f10x_rcc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup PWR
|
||||
* @brief PWR driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* --------- PWR registers bit address in the alias region ---------- */
|
||||
#define PWR_OFFSET (PWR_BASE - PERIPH_BASE)
|
||||
|
||||
/* --- CR Register ---*/
|
||||
|
||||
/* Alias word address of DBP bit */
|
||||
#define CR_OFFSET (PWR_OFFSET + 0x00)
|
||||
#define DBP_BitNumber 0x08
|
||||
#define CR_DBP_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (DBP_BitNumber * 4))
|
||||
|
||||
/* Alias word address of PVDE bit */
|
||||
#define PVDE_BitNumber 0x04
|
||||
#define CR_PVDE_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (PVDE_BitNumber * 4))
|
||||
|
||||
/* --- CSR Register ---*/
|
||||
|
||||
/* Alias word address of EWUP bit */
|
||||
#define CSR_OFFSET (PWR_OFFSET + 0x04)
|
||||
#define EWUP_BitNumber 0x08
|
||||
#define CSR_EWUP_BB (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (EWUP_BitNumber * 4))
|
||||
|
||||
/* ------------------ PWR registers bit mask ------------------------ */
|
||||
|
||||
/* CR register bit mask */
|
||||
#define CR_DS_MASK ((uint32_t)0xFFFFFFFC)
|
||||
#define CR_PLS_MASK ((uint32_t)0xFFFFFF1F)
|
||||
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup PWR_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the PWR peripheral registers to their default reset values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_DeInit(void)
|
||||
{
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_PWR, ENABLE);
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_PWR, DISABLE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables access to the RTC and backup registers.
|
||||
* @param NewState: new state of the access to the RTC and backup registers.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_BackupAccessCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CR_DBP_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the Power Voltage Detector(PVD).
|
||||
* @param NewState: new state of the PVD.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_PVDCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CR_PVDE_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures the voltage threshold detected by the Power Voltage Detector(PVD).
|
||||
* @param PWR_PVDLevel: specifies the PVD detection level
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_PVDLevel_2V2: PVD detection level set to 2.2V
|
||||
* @arg PWR_PVDLevel_2V3: PVD detection level set to 2.3V
|
||||
* @arg PWR_PVDLevel_2V4: PVD detection level set to 2.4V
|
||||
* @arg PWR_PVDLevel_2V5: PVD detection level set to 2.5V
|
||||
* @arg PWR_PVDLevel_2V6: PVD detection level set to 2.6V
|
||||
* @arg PWR_PVDLevel_2V7: PVD detection level set to 2.7V
|
||||
* @arg PWR_PVDLevel_2V8: PVD detection level set to 2.8V
|
||||
* @arg PWR_PVDLevel_2V9: PVD detection level set to 2.9V
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_PVDLevelConfig(uint32_t PWR_PVDLevel)
|
||||
{
|
||||
uint32_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_PWR_PVD_LEVEL(PWR_PVDLevel));
|
||||
tmpreg = PWR->CR;
|
||||
/* Clear PLS[7:5] bits */
|
||||
tmpreg &= CR_PLS_MASK;
|
||||
/* Set PLS[7:5] bits according to PWR_PVDLevel value */
|
||||
tmpreg |= PWR_PVDLevel;
|
||||
/* Store the new value */
|
||||
PWR->CR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the WakeUp Pin functionality.
|
||||
* @param NewState: new state of the WakeUp Pin functionality.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_WakeUpPinCmd(FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
*(__IO uint32_t *) CSR_EWUP_BB = (uint32_t)NewState;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enters STOP mode.
|
||||
* @param PWR_Regulator: specifies the regulator state in STOP mode.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_Regulator_ON: STOP mode with regulator ON
|
||||
* @arg PWR_Regulator_LowPower: STOP mode with regulator in low power mode
|
||||
* @param PWR_STOPEntry: specifies if STOP mode in entered with WFI or WFE instruction.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_STOPEntry_WFI: enter STOP mode with WFI instruction
|
||||
* @arg PWR_STOPEntry_WFE: enter STOP mode with WFE instruction
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_EnterSTOPMode(uint32_t PWR_Regulator, uint8_t PWR_STOPEntry)
|
||||
{
|
||||
uint32_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_PWR_REGULATOR(PWR_Regulator));
|
||||
assert_param(IS_PWR_STOP_ENTRY(PWR_STOPEntry));
|
||||
|
||||
/* Select the regulator state in STOP mode ---------------------------------*/
|
||||
tmpreg = PWR->CR;
|
||||
/* Clear PDDS and LPDS bits */
|
||||
tmpreg &= CR_DS_MASK;
|
||||
/* Set LPDS bit according to PWR_Regulator value */
|
||||
tmpreg |= PWR_Regulator;
|
||||
/* Store the new value */
|
||||
PWR->CR = tmpreg;
|
||||
/* Set SLEEPDEEP bit of Cortex System Control Register */
|
||||
SCB->SCR |= SCB_SCR_SLEEPDEEP;
|
||||
|
||||
/* Select STOP mode entry --------------------------------------------------*/
|
||||
if(PWR_STOPEntry == PWR_STOPEntry_WFI)
|
||||
{
|
||||
/* Request Wait For Interrupt */
|
||||
__WFI();
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Request Wait For Event */
|
||||
__WFE();
|
||||
}
|
||||
|
||||
/* Reset SLEEPDEEP bit of Cortex System Control Register */
|
||||
SCB->SCR &= (uint32_t)~((uint32_t)SCB_SCR_SLEEPDEEP);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enters STANDBY mode.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_EnterSTANDBYMode(void)
|
||||
{
|
||||
/* Clear Wake-up flag */
|
||||
PWR->CR |= PWR_CR_CWUF;
|
||||
/* Select STANDBY mode */
|
||||
PWR->CR |= PWR_CR_PDDS;
|
||||
/* Set SLEEPDEEP bit of Cortex System Control Register */
|
||||
SCB->SCR |= SCB_SCR_SLEEPDEEP;
|
||||
/* This option is used to ensure that store operations are completed */
|
||||
#if defined ( __CC_ARM )
|
||||
__force_stores();
|
||||
#endif
|
||||
/* Request Wait For Interrupt */
|
||||
__WFI();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified PWR flag is set or not.
|
||||
* @param PWR_FLAG: specifies the flag to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_FLAG_WU: Wake Up flag
|
||||
* @arg PWR_FLAG_SB: StandBy flag
|
||||
* @arg PWR_FLAG_PVDO: PVD Output
|
||||
* @retval The new state of PWR_FLAG (SET or RESET).
|
||||
*/
|
||||
FlagStatus PWR_GetFlagStatus(uint32_t PWR_FLAG)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_PWR_GET_FLAG(PWR_FLAG));
|
||||
|
||||
if ((PWR->CSR & PWR_FLAG) != (uint32_t)RESET)
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
/* Return the flag status */
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the PWR's pending flags.
|
||||
* @param PWR_FLAG: specifies the flag to clear.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg PWR_FLAG_WU: Wake Up flag
|
||||
* @arg PWR_FLAG_SB: StandBy flag
|
||||
* @retval None
|
||||
*/
|
||||
void PWR_ClearFlag(uint32_t PWR_FLAG)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_PWR_CLEAR_FLAG(PWR_FLAG));
|
||||
|
||||
PWR->CR |= PWR_FLAG << 2;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
File diff suppressed because it is too large
Load diff
|
@ -1,339 +1,339 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_rtc.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the RTC firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_rtc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup RTC
|
||||
* @brief RTC driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
#define RTC_LSB_MASK ((uint32_t)0x0000FFFF) /*!< RTC LSB Mask */
|
||||
#define PRLH_MSB_MASK ((uint32_t)0x000F0000) /*!< RTC Prescaler MSB Mask */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the specified RTC interrupts.
|
||||
* @param RTC_IT: specifies the RTC interrupts sources to be enabled or disabled.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg RTC_IT_OW: Overflow interrupt
|
||||
* @arg RTC_IT_ALR: Alarm interrupt
|
||||
* @arg RTC_IT_SEC: Second interrupt
|
||||
* @param NewState: new state of the specified RTC interrupts.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_ITConfig(uint16_t RTC_IT, FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_IT(RTC_IT));
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
if (NewState != DISABLE)
|
||||
{
|
||||
RTC->CRH |= RTC_IT;
|
||||
}
|
||||
else
|
||||
{
|
||||
RTC->CRH &= (uint16_t)~RTC_IT;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enters the RTC configuration mode.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_EnterConfigMode(void)
|
||||
{
|
||||
/* Set the CNF flag to enter in the Configuration Mode */
|
||||
RTC->CRL |= RTC_CRL_CNF;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Exits from the RTC configuration mode.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_ExitConfigMode(void)
|
||||
{
|
||||
/* Reset the CNF flag to exit from the Configuration Mode */
|
||||
RTC->CRL &= (uint16_t)~((uint16_t)RTC_CRL_CNF);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Gets the RTC counter value.
|
||||
* @param None
|
||||
* @retval RTC counter value.
|
||||
*/
|
||||
uint32_t RTC_GetCounter(void)
|
||||
{
|
||||
uint16_t tmp = 0;
|
||||
tmp = RTC->CNTL;
|
||||
return (((uint32_t)RTC->CNTH << 16 ) | tmp) ;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the RTC counter value.
|
||||
* @param CounterValue: RTC counter new value.
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_SetCounter(uint32_t CounterValue)
|
||||
{
|
||||
RTC_EnterConfigMode();
|
||||
/* Set RTC COUNTER MSB word */
|
||||
RTC->CNTH = CounterValue >> 16;
|
||||
/* Set RTC COUNTER LSB word */
|
||||
RTC->CNTL = (CounterValue & RTC_LSB_MASK);
|
||||
RTC_ExitConfigMode();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the RTC prescaler value.
|
||||
* @param PrescalerValue: RTC prescaler new value.
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_SetPrescaler(uint32_t PrescalerValue)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_PRESCALER(PrescalerValue));
|
||||
|
||||
RTC_EnterConfigMode();
|
||||
/* Set RTC PRESCALER MSB word */
|
||||
RTC->PRLH = (PrescalerValue & PRLH_MSB_MASK) >> 16;
|
||||
/* Set RTC PRESCALER LSB word */
|
||||
RTC->PRLL = (PrescalerValue & RTC_LSB_MASK);
|
||||
RTC_ExitConfigMode();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the RTC alarm value.
|
||||
* @param AlarmValue: RTC alarm new value.
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_SetAlarm(uint32_t AlarmValue)
|
||||
{
|
||||
RTC_EnterConfigMode();
|
||||
/* Set the ALARM MSB word */
|
||||
RTC->ALRH = AlarmValue >> 16;
|
||||
/* Set the ALARM LSB word */
|
||||
RTC->ALRL = (AlarmValue & RTC_LSB_MASK);
|
||||
RTC_ExitConfigMode();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Gets the RTC divider value.
|
||||
* @param None
|
||||
* @retval RTC Divider value.
|
||||
*/
|
||||
uint32_t RTC_GetDivider(void)
|
||||
{
|
||||
uint32_t tmp = 0x00;
|
||||
tmp = ((uint32_t)RTC->DIVH & (uint32_t)0x000F) << 16;
|
||||
tmp |= RTC->DIVL;
|
||||
return tmp;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Waits until last write operation on RTC registers has finished.
|
||||
* @note This function must be called before any write to RTC registers.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_WaitForLastTask(void)
|
||||
{
|
||||
/* Loop until RTOFF flag is set */
|
||||
while ((RTC->CRL & RTC_FLAG_RTOFF) == (uint16_t)RESET)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Waits until the RTC registers (RTC_CNT, RTC_ALR and RTC_PRL)
|
||||
* are synchronized with RTC APB clock.
|
||||
* @note This function must be called before any read operation after an APB reset
|
||||
* or an APB clock stop.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_WaitForSynchro(void)
|
||||
{
|
||||
/* Clear RSF flag */
|
||||
RTC->CRL &= (uint16_t)~RTC_FLAG_RSF;
|
||||
/* Loop until RSF flag is set */
|
||||
while ((RTC->CRL & RTC_FLAG_RSF) == (uint16_t)RESET)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified RTC flag is set or not.
|
||||
* @param RTC_FLAG: specifies the flag to check.
|
||||
* This parameter can be one the following values:
|
||||
* @arg RTC_FLAG_RTOFF: RTC Operation OFF flag
|
||||
* @arg RTC_FLAG_RSF: Registers Synchronized flag
|
||||
* @arg RTC_FLAG_OW: Overflow flag
|
||||
* @arg RTC_FLAG_ALR: Alarm flag
|
||||
* @arg RTC_FLAG_SEC: Second flag
|
||||
* @retval The new state of RTC_FLAG (SET or RESET).
|
||||
*/
|
||||
FlagStatus RTC_GetFlagStatus(uint16_t RTC_FLAG)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_GET_FLAG(RTC_FLAG));
|
||||
|
||||
if ((RTC->CRL & RTC_FLAG) != (uint16_t)RESET)
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the RTC's pending flags.
|
||||
* @param RTC_FLAG: specifies the flag to clear.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg RTC_FLAG_RSF: Registers Synchronized flag. This flag is cleared only after
|
||||
* an APB reset or an APB Clock stop.
|
||||
* @arg RTC_FLAG_OW: Overflow flag
|
||||
* @arg RTC_FLAG_ALR: Alarm flag
|
||||
* @arg RTC_FLAG_SEC: Second flag
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_ClearFlag(uint16_t RTC_FLAG)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_CLEAR_FLAG(RTC_FLAG));
|
||||
|
||||
/* Clear the corresponding RTC flag */
|
||||
RTC->CRL &= (uint16_t)~RTC_FLAG;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified RTC interrupt has occurred or not.
|
||||
* @param RTC_IT: specifies the RTC interrupts sources to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg RTC_IT_OW: Overflow interrupt
|
||||
* @arg RTC_IT_ALR: Alarm interrupt
|
||||
* @arg RTC_IT_SEC: Second interrupt
|
||||
* @retval The new state of the RTC_IT (SET or RESET).
|
||||
*/
|
||||
ITStatus RTC_GetITStatus(uint16_t RTC_IT)
|
||||
{
|
||||
ITStatus bitstatus = RESET;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_GET_IT(RTC_IT));
|
||||
|
||||
bitstatus = (ITStatus)(RTC->CRL & RTC_IT);
|
||||
if (((RTC->CRH & RTC_IT) != (uint16_t)RESET) && (bitstatus != (uint16_t)RESET))
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the RTC's interrupt pending bits.
|
||||
* @param RTC_IT: specifies the interrupt pending bit to clear.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg RTC_IT_OW: Overflow interrupt
|
||||
* @arg RTC_IT_ALR: Alarm interrupt
|
||||
* @arg RTC_IT_SEC: Second interrupt
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_ClearITPendingBit(uint16_t RTC_IT)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_IT(RTC_IT));
|
||||
|
||||
/* Clear the corresponding RTC pending bit */
|
||||
RTC->CRL &= (uint16_t)~RTC_IT;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_rtc.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the RTC firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_rtc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup RTC
|
||||
* @brief RTC driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
#define RTC_LSB_MASK ((uint32_t)0x0000FFFF) /*!< RTC LSB Mask */
|
||||
#define PRLH_MSB_MASK ((uint32_t)0x000F0000) /*!< RTC Prescaler MSB Mask */
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup RTC_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Enables or disables the specified RTC interrupts.
|
||||
* @param RTC_IT: specifies the RTC interrupts sources to be enabled or disabled.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg RTC_IT_OW: Overflow interrupt
|
||||
* @arg RTC_IT_ALR: Alarm interrupt
|
||||
* @arg RTC_IT_SEC: Second interrupt
|
||||
* @param NewState: new state of the specified RTC interrupts.
|
||||
* This parameter can be: ENABLE or DISABLE.
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_ITConfig(uint16_t RTC_IT, FunctionalState NewState)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_IT(RTC_IT));
|
||||
assert_param(IS_FUNCTIONAL_STATE(NewState));
|
||||
|
||||
if (NewState != DISABLE)
|
||||
{
|
||||
RTC->CRH |= RTC_IT;
|
||||
}
|
||||
else
|
||||
{
|
||||
RTC->CRH &= (uint16_t)~RTC_IT;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enters the RTC configuration mode.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_EnterConfigMode(void)
|
||||
{
|
||||
/* Set the CNF flag to enter in the Configuration Mode */
|
||||
RTC->CRL |= RTC_CRL_CNF;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Exits from the RTC configuration mode.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_ExitConfigMode(void)
|
||||
{
|
||||
/* Reset the CNF flag to exit from the Configuration Mode */
|
||||
RTC->CRL &= (uint16_t)~((uint16_t)RTC_CRL_CNF);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Gets the RTC counter value.
|
||||
* @param None
|
||||
* @retval RTC counter value.
|
||||
*/
|
||||
uint32_t RTC_GetCounter(void)
|
||||
{
|
||||
uint16_t tmp = 0;
|
||||
tmp = RTC->CNTL;
|
||||
return (((uint32_t)RTC->CNTH << 16 ) | tmp) ;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the RTC counter value.
|
||||
* @param CounterValue: RTC counter new value.
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_SetCounter(uint32_t CounterValue)
|
||||
{
|
||||
RTC_EnterConfigMode();
|
||||
/* Set RTC COUNTER MSB word */
|
||||
RTC->CNTH = CounterValue >> 16;
|
||||
/* Set RTC COUNTER LSB word */
|
||||
RTC->CNTL = (CounterValue & RTC_LSB_MASK);
|
||||
RTC_ExitConfigMode();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the RTC prescaler value.
|
||||
* @param PrescalerValue: RTC prescaler new value.
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_SetPrescaler(uint32_t PrescalerValue)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_PRESCALER(PrescalerValue));
|
||||
|
||||
RTC_EnterConfigMode();
|
||||
/* Set RTC PRESCALER MSB word */
|
||||
RTC->PRLH = (PrescalerValue & PRLH_MSB_MASK) >> 16;
|
||||
/* Set RTC PRESCALER LSB word */
|
||||
RTC->PRLL = (PrescalerValue & RTC_LSB_MASK);
|
||||
RTC_ExitConfigMode();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the RTC alarm value.
|
||||
* @param AlarmValue: RTC alarm new value.
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_SetAlarm(uint32_t AlarmValue)
|
||||
{
|
||||
RTC_EnterConfigMode();
|
||||
/* Set the ALARM MSB word */
|
||||
RTC->ALRH = AlarmValue >> 16;
|
||||
/* Set the ALARM LSB word */
|
||||
RTC->ALRL = (AlarmValue & RTC_LSB_MASK);
|
||||
RTC_ExitConfigMode();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Gets the RTC divider value.
|
||||
* @param None
|
||||
* @retval RTC Divider value.
|
||||
*/
|
||||
uint32_t RTC_GetDivider(void)
|
||||
{
|
||||
uint32_t tmp = 0x00;
|
||||
tmp = ((uint32_t)RTC->DIVH & (uint32_t)0x000F) << 16;
|
||||
tmp |= RTC->DIVL;
|
||||
return tmp;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Waits until last write operation on RTC registers has finished.
|
||||
* @note This function must be called before any write to RTC registers.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_WaitForLastTask(void)
|
||||
{
|
||||
/* Loop until RTOFF flag is set */
|
||||
while ((RTC->CRL & RTC_FLAG_RTOFF) == (uint16_t)RESET)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Waits until the RTC registers (RTC_CNT, RTC_ALR and RTC_PRL)
|
||||
* are synchronized with RTC APB clock.
|
||||
* @note This function must be called before any read operation after an APB reset
|
||||
* or an APB clock stop.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_WaitForSynchro(void)
|
||||
{
|
||||
/* Clear RSF flag */
|
||||
RTC->CRL &= (uint16_t)~RTC_FLAG_RSF;
|
||||
/* Loop until RSF flag is set */
|
||||
while ((RTC->CRL & RTC_FLAG_RSF) == (uint16_t)RESET)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified RTC flag is set or not.
|
||||
* @param RTC_FLAG: specifies the flag to check.
|
||||
* This parameter can be one the following values:
|
||||
* @arg RTC_FLAG_RTOFF: RTC Operation OFF flag
|
||||
* @arg RTC_FLAG_RSF: Registers Synchronized flag
|
||||
* @arg RTC_FLAG_OW: Overflow flag
|
||||
* @arg RTC_FLAG_ALR: Alarm flag
|
||||
* @arg RTC_FLAG_SEC: Second flag
|
||||
* @retval The new state of RTC_FLAG (SET or RESET).
|
||||
*/
|
||||
FlagStatus RTC_GetFlagStatus(uint16_t RTC_FLAG)
|
||||
{
|
||||
FlagStatus bitstatus = RESET;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_GET_FLAG(RTC_FLAG));
|
||||
|
||||
if ((RTC->CRL & RTC_FLAG) != (uint16_t)RESET)
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the RTC's pending flags.
|
||||
* @param RTC_FLAG: specifies the flag to clear.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg RTC_FLAG_RSF: Registers Synchronized flag. This flag is cleared only after
|
||||
* an APB reset or an APB Clock stop.
|
||||
* @arg RTC_FLAG_OW: Overflow flag
|
||||
* @arg RTC_FLAG_ALR: Alarm flag
|
||||
* @arg RTC_FLAG_SEC: Second flag
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_ClearFlag(uint16_t RTC_FLAG)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_CLEAR_FLAG(RTC_FLAG));
|
||||
|
||||
/* Clear the corresponding RTC flag */
|
||||
RTC->CRL &= (uint16_t)~RTC_FLAG;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the specified RTC interrupt has occurred or not.
|
||||
* @param RTC_IT: specifies the RTC interrupts sources to check.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg RTC_IT_OW: Overflow interrupt
|
||||
* @arg RTC_IT_ALR: Alarm interrupt
|
||||
* @arg RTC_IT_SEC: Second interrupt
|
||||
* @retval The new state of the RTC_IT (SET or RESET).
|
||||
*/
|
||||
ITStatus RTC_GetITStatus(uint16_t RTC_IT)
|
||||
{
|
||||
ITStatus bitstatus = RESET;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_GET_IT(RTC_IT));
|
||||
|
||||
bitstatus = (ITStatus)(RTC->CRL & RTC_IT);
|
||||
if (((RTC->CRH & RTC_IT) != (uint16_t)RESET) && (bitstatus != (uint16_t)RESET))
|
||||
{
|
||||
bitstatus = SET;
|
||||
}
|
||||
else
|
||||
{
|
||||
bitstatus = RESET;
|
||||
}
|
||||
return bitstatus;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears the RTC's interrupt pending bits.
|
||||
* @param RTC_IT: specifies the interrupt pending bit to clear.
|
||||
* This parameter can be any combination of the following values:
|
||||
* @arg RTC_IT_OW: Overflow interrupt
|
||||
* @arg RTC_IT_ALR: Alarm interrupt
|
||||
* @arg RTC_IT_SEC: Second interrupt
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_ClearITPendingBit(uint16_t RTC_IT)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_RTC_IT(RTC_IT));
|
||||
|
||||
/* Clear the corresponding RTC pending bit */
|
||||
RTC->CRL &= (uint16_t)~RTC_IT;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
File diff suppressed because it is too large
Load diff
File diff suppressed because it is too large
Load diff
File diff suppressed because it is too large
Load diff
File diff suppressed because it is too large
Load diff
|
@ -1,224 +1,224 @@
|
|||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_wwdg.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the WWDG firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_wwdg.h"
|
||||
#include "stm32f10x_rcc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG
|
||||
* @brief WWDG driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* ----------- WWDG registers bit address in the alias region ----------- */
|
||||
#define WWDG_OFFSET (WWDG_BASE - PERIPH_BASE)
|
||||
|
||||
/* Alias word address of EWI bit */
|
||||
#define CFR_OFFSET (WWDG_OFFSET + 0x04)
|
||||
#define EWI_BitNumber 0x09
|
||||
#define CFR_EWI_BB (PERIPH_BB_BASE + (CFR_OFFSET * 32) + (EWI_BitNumber * 4))
|
||||
|
||||
/* --------------------- WWDG registers bit mask ------------------------ */
|
||||
|
||||
/* CR register bit mask */
|
||||
#define CR_WDGA_Set ((uint32_t)0x00000080)
|
||||
|
||||
/* CFR register bit mask */
|
||||
#define CFR_WDGTB_Mask ((uint32_t)0xFFFFFE7F)
|
||||
#define CFR_W_Mask ((uint32_t)0xFFFFFF80)
|
||||
#define BIT_Mask ((uint8_t)0x7F)
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the WWDG peripheral registers to their default reset values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_DeInit(void)
|
||||
{
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_WWDG, ENABLE);
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_WWDG, DISABLE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the WWDG Prescaler.
|
||||
* @param WWDG_Prescaler: specifies the WWDG Prescaler.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg WWDG_Prescaler_1: WWDG counter clock = (PCLK1/4096)/1
|
||||
* @arg WWDG_Prescaler_2: WWDG counter clock = (PCLK1/4096)/2
|
||||
* @arg WWDG_Prescaler_4: WWDG counter clock = (PCLK1/4096)/4
|
||||
* @arg WWDG_Prescaler_8: WWDG counter clock = (PCLK1/4096)/8
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_SetPrescaler(uint32_t WWDG_Prescaler)
|
||||
{
|
||||
uint32_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_WWDG_PRESCALER(WWDG_Prescaler));
|
||||
/* Clear WDGTB[1:0] bits */
|
||||
tmpreg = WWDG->CFR & CFR_WDGTB_Mask;
|
||||
/* Set WDGTB[1:0] bits according to WWDG_Prescaler value */
|
||||
tmpreg |= WWDG_Prescaler;
|
||||
/* Store the new value */
|
||||
WWDG->CFR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the WWDG window value.
|
||||
* @param WindowValue: specifies the window value to be compared to the downcounter.
|
||||
* This parameter value must be lower than 0x80.
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_SetWindowValue(uint8_t WindowValue)
|
||||
{
|
||||
__IO uint32_t tmpreg = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_WWDG_WINDOW_VALUE(WindowValue));
|
||||
/* Clear W[6:0] bits */
|
||||
|
||||
tmpreg = WWDG->CFR & CFR_W_Mask;
|
||||
|
||||
/* Set W[6:0] bits according to WindowValue value */
|
||||
tmpreg |= WindowValue & (uint32_t) BIT_Mask;
|
||||
|
||||
/* Store the new value */
|
||||
WWDG->CFR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables the WWDG Early Wakeup interrupt(EWI).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_EnableIT(void)
|
||||
{
|
||||
*(__IO uint32_t *) CFR_EWI_BB = (uint32_t)ENABLE;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the WWDG counter value.
|
||||
* @param Counter: specifies the watchdog counter value.
|
||||
* This parameter must be a number between 0x40 and 0x7F.
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_SetCounter(uint8_t Counter)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_WWDG_COUNTER(Counter));
|
||||
/* Write to T[6:0] bits to configure the counter value, no need to do
|
||||
a read-modify-write; writing a 0 to WDGA bit does nothing */
|
||||
WWDG->CR = Counter & BIT_Mask;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables WWDG and load the counter value.
|
||||
* @param Counter: specifies the watchdog counter value.
|
||||
* This parameter must be a number between 0x40 and 0x7F.
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_Enable(uint8_t Counter)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_WWDG_COUNTER(Counter));
|
||||
WWDG->CR = CR_WDGA_Set | Counter;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the Early Wakeup interrupt flag is set or not.
|
||||
* @param None
|
||||
* @retval The new state of the Early Wakeup interrupt flag (SET or RESET)
|
||||
*/
|
||||
FlagStatus WWDG_GetFlagStatus(void)
|
||||
{
|
||||
return (FlagStatus)(WWDG->SR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears Early Wakeup interrupt flag.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_ClearFlag(void)
|
||||
{
|
||||
WWDG->SR = (uint32_t)RESET;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f10x_wwdg.c
|
||||
* @author MCD Application Team
|
||||
* @version V3.5.0
|
||||
* @date 11-March-2011
|
||||
* @brief This file provides all the WWDG firmware functions.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
||||
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
|
||||
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
|
||||
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
|
||||
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
||||
*
|
||||
* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f10x_wwdg.h"
|
||||
#include "stm32f10x_rcc.h"
|
||||
|
||||
/** @addtogroup STM32F10x_StdPeriph_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG
|
||||
* @brief WWDG driver modules
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_TypesDefinitions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_Defines
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* ----------- WWDG registers bit address in the alias region ----------- */
|
||||
#define WWDG_OFFSET (WWDG_BASE - PERIPH_BASE)
|
||||
|
||||
/* Alias word address of EWI bit */
|
||||
#define CFR_OFFSET (WWDG_OFFSET + 0x04)
|
||||
#define EWI_BitNumber 0x09
|
||||
#define CFR_EWI_BB (PERIPH_BB_BASE + (CFR_OFFSET * 32) + (EWI_BitNumber * 4))
|
||||
|
||||
/* --------------------- WWDG registers bit mask ------------------------ */
|
||||
|
||||
/* CR register bit mask */
|
||||
#define CR_WDGA_Set ((uint32_t)0x00000080)
|
||||
|
||||
/* CFR register bit mask */
|
||||
#define CFR_WDGTB_Mask ((uint32_t)0xFFFFFE7F)
|
||||
#define CFR_W_Mask ((uint32_t)0xFFFFFF80)
|
||||
#define BIT_Mask ((uint8_t)0x7F)
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_Macros
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_Variables
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_FunctionPrototypes
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/** @defgroup WWDG_Private_Functions
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Deinitializes the WWDG peripheral registers to their default reset values.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_DeInit(void)
|
||||
{
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_WWDG, ENABLE);
|
||||
RCC_APB1PeriphResetCmd(RCC_APB1Periph_WWDG, DISABLE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the WWDG Prescaler.
|
||||
* @param WWDG_Prescaler: specifies the WWDG Prescaler.
|
||||
* This parameter can be one of the following values:
|
||||
* @arg WWDG_Prescaler_1: WWDG counter clock = (PCLK1/4096)/1
|
||||
* @arg WWDG_Prescaler_2: WWDG counter clock = (PCLK1/4096)/2
|
||||
* @arg WWDG_Prescaler_4: WWDG counter clock = (PCLK1/4096)/4
|
||||
* @arg WWDG_Prescaler_8: WWDG counter clock = (PCLK1/4096)/8
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_SetPrescaler(uint32_t WWDG_Prescaler)
|
||||
{
|
||||
uint32_t tmpreg = 0;
|
||||
/* Check the parameters */
|
||||
assert_param(IS_WWDG_PRESCALER(WWDG_Prescaler));
|
||||
/* Clear WDGTB[1:0] bits */
|
||||
tmpreg = WWDG->CFR & CFR_WDGTB_Mask;
|
||||
/* Set WDGTB[1:0] bits according to WWDG_Prescaler value */
|
||||
tmpreg |= WWDG_Prescaler;
|
||||
/* Store the new value */
|
||||
WWDG->CFR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the WWDG window value.
|
||||
* @param WindowValue: specifies the window value to be compared to the downcounter.
|
||||
* This parameter value must be lower than 0x80.
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_SetWindowValue(uint8_t WindowValue)
|
||||
{
|
||||
__IO uint32_t tmpreg = 0;
|
||||
|
||||
/* Check the parameters */
|
||||
assert_param(IS_WWDG_WINDOW_VALUE(WindowValue));
|
||||
/* Clear W[6:0] bits */
|
||||
|
||||
tmpreg = WWDG->CFR & CFR_W_Mask;
|
||||
|
||||
/* Set W[6:0] bits according to WindowValue value */
|
||||
tmpreg |= WindowValue & (uint32_t) BIT_Mask;
|
||||
|
||||
/* Store the new value */
|
||||
WWDG->CFR = tmpreg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables the WWDG Early Wakeup interrupt(EWI).
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_EnableIT(void)
|
||||
{
|
||||
*(__IO uint32_t *) CFR_EWI_BB = (uint32_t)ENABLE;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the WWDG counter value.
|
||||
* @param Counter: specifies the watchdog counter value.
|
||||
* This parameter must be a number between 0x40 and 0x7F.
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_SetCounter(uint8_t Counter)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_WWDG_COUNTER(Counter));
|
||||
/* Write to T[6:0] bits to configure the counter value, no need to do
|
||||
a read-modify-write; writing a 0 to WDGA bit does nothing */
|
||||
WWDG->CR = Counter & BIT_Mask;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables WWDG and load the counter value.
|
||||
* @param Counter: specifies the watchdog counter value.
|
||||
* This parameter must be a number between 0x40 and 0x7F.
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_Enable(uint8_t Counter)
|
||||
{
|
||||
/* Check the parameters */
|
||||
assert_param(IS_WWDG_COUNTER(Counter));
|
||||
WWDG->CR = CR_WDGA_Set | Counter;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Checks whether the Early Wakeup interrupt flag is set or not.
|
||||
* @param None
|
||||
* @retval The new state of the Early Wakeup interrupt flag (SET or RESET)
|
||||
*/
|
||||
FlagStatus WWDG_GetFlagStatus(void)
|
||||
{
|
||||
return (FlagStatus)(WWDG->SR);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Clears Early Wakeup interrupt flag.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void WWDG_ClearFlag(void)
|
||||
{
|
||||
WWDG->SR = (uint32_t)RESET;
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue