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Add MPU9150 support to STMF3Discovery. Use 7-bit I2C addressing on

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STM32F30x.
This commit is contained in:
Dominic Clifton 2014-12-24 21:06:24 +00:00
parent 5e573c4071
commit e9c07675be
4 changed files with 20 additions and 5 deletions
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6
src/main/drivers/bus_i2c_stm32f30x.c
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@ -101,7 +101,7 @@ void i2cInitPort(I2C_TypeDef *I2Cx)
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Pin = I2C1_SCL_PIN;
@ -197,6 +197,8 @@ uint16_t i2cGetErrorCounter(void)
bool i2cWrite(uint8_t addr_, uint8_t reg, uint8_t data)
{
addr_ <<= 1;
/* Test on BUSY Flag */
i2cTimeout = I2C_LONG_TIMEOUT;
while (I2C_GetFlagStatus(I2Cx, I2C_ISR_BUSY) != RESET) {
@ -258,6 +260,8 @@ bool i2cWrite(uint8_t addr_, uint8_t reg, uint8_t data)
bool i2cRead(uint8_t addr_, uint8_t reg, uint8_t len, uint8_t* buf)
{
addr_ <<= 1;
/* Test on BUSY Flag */
i2cTimeout = I2C_LONG_TIMEOUT;
while (I2C_GetFlagStatus(I2Cx, I2C_ISR_BUSY) != RESET) {