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Diff: TARGET_NUCLEO_L432KC/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_ll_i2c.h
- Revision:
- 161:aa5281ff4a02
- Parent:
- 156:ff21514d8981
diff -r 5571c4ff569f -r aa5281ff4a02 TARGET_NUCLEO_L432KC/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_ll_i2c.h --- a/TARGET_NUCLEO_L432KC/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_ll_i2c.h Wed Jan 17 16:13:02 2018 +0000 +++ b/TARGET_NUCLEO_L432KC/TARGET_STM/TARGET_STM32L4/device/stm32l4xx_ll_i2c.h Fri Feb 16 16:16:41 2018 +0000 @@ -2,8 +2,6 @@ ****************************************************************************** * @file stm32l4xx_ll_i2c.h * @author MCD Application Team - * @version V1.7.1 - * @date 21-April-2017 * @brief Header file of I2C LL module. ****************************************************************************** * @attention @@ -283,14 +281,14 @@ /** @defgroup I2C_LL_EC_GENERATE Start And Stop Generation * @{ */ -#define LL_I2C_GENERATE_NOSTARTSTOP 0x00000000U /*!< Don't Generate Stop and Start condition. */ -#define LL_I2C_GENERATE_STOP I2C_CR2_STOP /*!< Generate Stop condition (Size should be set to 0). */ -#define LL_I2C_GENERATE_START_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN) /*!< Generate Start for read request. */ -#define LL_I2C_GENERATE_START_WRITE I2C_CR2_START /*!< Generate Start for write request. */ -#define LL_I2C_GENERATE_RESTART_7BIT_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN) /*!< Generate Restart for read request, slave 7Bit address. */ -#define LL_I2C_GENERATE_RESTART_7BIT_WRITE I2C_CR2_START /*!< Generate Restart for write request, slave 7Bit address. */ -#define LL_I2C_GENERATE_RESTART_10BIT_READ (uint32_t)(I2C_CR2_START | I2C_CR2_RD_WRN | I2C_CR2_HEAD10R) /*!< Generate Restart for read request, slave 10Bit address. */ -#define LL_I2C_GENERATE_RESTART_10BIT_WRITE I2C_CR2_START /*!< Generate Restart for write request, slave 10Bit address.*/ +#define LL_I2C_GENERATE_NOSTARTSTOP 0x00000000U /*!< Don't Generate Stop and Start condition. */ +#define LL_I2C_GENERATE_STOP (uint32_t)(0x80000000U | I2C_CR2_STOP) /*!< Generate Stop condition (Size should be set to 0). */ +#define LL_I2C_GENERATE_START_READ (uint32_t)(0x80000000U | I2C_CR2_START | I2C_CR2_RD_WRN) /*!< Generate Start for read request. */ +#define LL_I2C_GENERATE_START_WRITE (uint32_t)(0x80000000U | I2C_CR2_START) /*!< Generate Start for write request. */ +#define LL_I2C_GENERATE_RESTART_7BIT_READ (uint32_t)(0x80000000U | I2C_CR2_START | I2C_CR2_RD_WRN) /*!< Generate Restart for read request, slave 7Bit address. */ +#define LL_I2C_GENERATE_RESTART_7BIT_WRITE (uint32_t)(0x80000000U | I2C_CR2_START) /*!< Generate Restart for write request, slave 7Bit address. */ +#define LL_I2C_GENERATE_RESTART_10BIT_READ (uint32_t)(0x80000000U | I2C_CR2_START | I2C_CR2_RD_WRN | I2C_CR2_HEAD10R) /*!< Generate Restart for read request, slave 10Bit address. */ +#define LL_I2C_GENERATE_RESTART_10BIT_WRITE (uint32_t)(0x80000000U | I2C_CR2_START) /*!< Generate Restart for write request, slave 10Bit address.*/ /** * @} */ @@ -1099,7 +1097,7 @@ * @retval None */ __STATIC_INLINE void LL_I2C_ConfigSMBusTimeout(I2C_TypeDef *I2Cx, uint32_t TimeoutA, uint32_t TimeoutAMode, - uint32_t TimeoutB) + uint32_t TimeoutB) { MODIFY_REG(I2Cx->TIMEOUTR, I2C_TIMEOUTR_TIMEOUTA | I2C_TIMEOUTR_TIDLE | I2C_TIMEOUTR_TIMEOUTB, TimeoutA | TimeoutAMode | (TimeoutB << I2C_TIMEOUTR_TIMEOUTB_Pos)); @@ -2106,9 +2104,9 @@ * @retval None */ __STATIC_INLINE void LL_I2C_HandleTransfer(I2C_TypeDef *I2Cx, uint32_t SlaveAddr, uint32_t SlaveAddrSize, - uint32_t TransferSize, uint32_t EndMode, uint32_t Request) + uint32_t TransferSize, uint32_t EndMode, uint32_t Request) { - MODIFY_REG(I2Cx->CR2, I2C_CR2_SADD | I2C_CR2_ADD10 | I2C_CR2_RD_WRN | I2C_CR2_START | I2C_CR2_STOP | I2C_CR2_RELOAD | + MODIFY_REG(I2Cx->CR2, I2C_CR2_SADD | I2C_CR2_ADD10 | (I2C_CR2_RD_WRN & (uint32_t)(Request >> (31U - I2C_CR2_RD_WRN_Pos))) | I2C_CR2_START | I2C_CR2_STOP | I2C_CR2_RELOAD | I2C_CR2_NBYTES | I2C_CR2_AUTOEND | I2C_CR2_HEAD10R, SlaveAddr | SlaveAddrSize | TransferSize << I2C_CR2_NBYTES_Pos | EndMode | Request); }