Mirror/betaflight
1
0
Fork 0
mirror of https://github.com/betaflight/betaflight.git synced 2025-07-23 16:25:31 +03:00
Code Issues Wiki Activity

Re-design DMA driver

Browse source
This commit is contained in:
Evgeny Sychov 2016-07-01 01:53:45 -07:00
parent 1c1dff4b12
commit 2d070a3507
16 changed files with 299 additions and 394 deletions
Download patch file Download diff file Expand all files Collapse all files

17
src/main/drivers/light_ws2811strip_stm32f10x.c
View file

@ -23,6 +23,15 @@
#include "common/color.h"
#include "drivers/light_ws2811strip.h"
#include "nvic.h"
#include "dma.h"
static void WS2811_DMA_IRQHandler(dmaChannelDescriptor_t *descriptor) {
if (DMA_GET_FLAG_STATUS(descriptor, DMA_IT_TCIF)) {
ws2811LedDataTransferInProgress = 0;
DMA_Cmd(descriptor->channel, DISABLE);
DMA_CLEAR_FLAG(descriptor, DMA_IT_TCIF);
}
}
void ws2811LedStripHardwareInit(void)
{
@ -100,13 +109,7 @@ void ws2811LedStripHardwareInit(void)
DMA_ITConfig(DMA1_Channel6, DMA_IT_TC, ENABLE);
NVIC_InitTypeDef NVIC_InitStructure;
NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel6_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = NVIC_PRIORITY_BASE(NVIC_PRIO_WS2811_DMA);
NVIC_InitStructure.NVIC_IRQChannelSubPriority = NVIC_PRIORITY_SUB(NVIC_PRIO_WS2811_DMA);
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
dmaSetHandler(DMA1_CH6_HANDLER, WS2811_DMA_IRQHandler, NVIC_PRIO_WS2811_DMA, 0);
setStripColor(&hsv_white);
ws2811UpdateStrip();