STM32F439xx HAL User Manual
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Header file of I2C LL module. More...
#include "stm32f4xx.h"
Go to the source code of this file.
Data Structures | |
struct | LL_I2C_InitTypeDef |
Defines | |
#define | LL_I2C_MAX_SPEED_STANDARD 100000U |
#define | LL_I2C_MAX_SPEED_FAST 400000U |
#define | LL_I2C_SR1_SB I2C_SR1_SB |
#define | LL_I2C_SR1_ADDR I2C_SR1_ADDR |
#define | LL_I2C_SR1_BTF I2C_SR1_BTF |
#define | LL_I2C_SR1_ADD10 I2C_SR1_ADD10 |
#define | LL_I2C_SR1_STOPF I2C_SR1_STOPF |
#define | LL_I2C_SR1_RXNE I2C_SR1_RXNE |
#define | LL_I2C_SR1_TXE I2C_SR1_TXE |
#define | LL_I2C_SR1_BERR I2C_SR1_BERR |
#define | LL_I2C_SR1_ARLO I2C_SR1_ARLO |
#define | LL_I2C_SR1_AF I2C_SR1_AF |
#define | LL_I2C_SR1_OVR I2C_SR1_OVR |
#define | LL_I2C_SR1_PECERR I2C_ISR_PECERR |
#define | LL_I2C_SR1_TIMEOUT I2C_ISR_TIMEOUT |
#define | LL_I2C_SR1_SMALERT I2C_ISR_SMALERT |
#define | LL_I2C_SR2_MSL I2C_SR2_MSL |
#define | LL_I2C_SR2_BUSY I2C_SR2_BUSY |
#define | LL_I2C_SR2_TRA I2C_SR2_TRA |
#define | LL_I2C_SR2_GENCALL I2C_SR2_GENCALL |
#define | LL_I2C_SR2_SMBDEFAULT I2C_SR2_SMBDEFAULT |
#define | LL_I2C_SR2_SMBHOST I2C_SR2_SMBHOST |
#define | LL_I2C_SR2_DUALF I2C_SR2_DUALF |
#define | LL_I2C_CR2_ITEVTEN I2C_CR2_ITEVTEN |
#define | LL_I2C_CR2_ITBUFEN I2C_CR2_ITBUFEN |
#define | LL_I2C_CR2_ITERREN I2C_CR2_ITERREN |
#define | LL_I2C_ANALOGFILTER_ENABLE 0x00000000U |
#define | LL_I2C_ANALOGFILTER_DISABLE I2C_FLTR_ANOFF |
#define | LL_I2C_OWNADDRESS1_7BIT 0x00004000U |
#define | LL_I2C_OWNADDRESS1_10BIT (uint32_t)(I2C_OAR1_ADDMODE | 0x00004000U) |
#define | LL_I2C_DUTYCYCLE_2 0x00000000U |
#define | LL_I2C_DUTYCYCLE_16_9 I2C_CCR_DUTY |
#define | LL_I2C_CLOCK_SPEED_STANDARD_MODE 0x00000000U |
#define | LL_I2C_CLOCK_SPEED_FAST_MODE I2C_CCR_FS |
#define | LL_I2C_MODE_I2C 0x00000000U |
#define | LL_I2C_MODE_SMBUS_HOST (uint32_t)(I2C_CR1_SMBUS | I2C_CR1_SMBTYPE | I2C_CR1_ENARP) |
#define | LL_I2C_MODE_SMBUS_DEVICE I2C_CR1_SMBUS |
#define | LL_I2C_MODE_SMBUS_DEVICE_ARP (uint32_t)(I2C_CR1_SMBUS | I2C_CR1_ENARP) |
#define | LL_I2C_ACK I2C_CR1_ACK |
#define | LL_I2C_NACK 0x00000000U |
#define | LL_I2C_DIRECTION_WRITE I2C_SR2_TRA |
#define | LL_I2C_DIRECTION_READ 0x00000000U |
#define | LL_I2C_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) |
Write a value in I2C register. | |
#define | LL_I2C_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) |
Read a value in I2C register. | |
#define | __LL_I2C_FREQ_HZ_TO_MHZ(__PCLK__) (uint32_t)((__PCLK__)/1000000U) |
Convert Peripheral Clock Frequency in Mhz. | |
#define | __LL_I2C_FREQ_MHZ_TO_HZ(__PCLK__) (uint32_t)((__PCLK__)*1000000U) |
Convert Peripheral Clock Frequency in Hz. | |
#define | __LL_I2C_RISE_TIME(__FREQRANGE__, __SPEED__) (uint32_t)(((__SPEED__) <= LL_I2C_MAX_SPEED_STANDARD) ? ((__FREQRANGE__) + 1U) : ((((__FREQRANGE__) * 300U) / 1000U) + 1U)) |
Compute I2C Clock rising time. | |
#define | __LL_I2C_SPEED_TO_CCR(__PCLK__, __SPEED__, __DUTYCYCLE__) |
Compute Speed clock range to a Clock Control Register (I2C_CCR_CCR) value. | |
#define | __LL_I2C_SPEED_STANDARD_TO_CCR(__PCLK__, __SPEED__) (uint32_t)(((((__PCLK__)/((__SPEED__) << 1U)) & I2C_CCR_CCR) < 4U)? 4U:((__PCLK__) / ((__SPEED__) << 1U))) |
Compute Speed Standard clock range to a Clock Control Register (I2C_CCR_CCR) value. | |
#define | __LL_I2C_SPEED_FAST_TO_CCR(__PCLK__, __SPEED__, __DUTYCYCLE__) |
Compute Speed Fast clock range to a Clock Control Register (I2C_CCR_CCR) value. | |
#define | __LL_I2C_10BIT_ADDRESS(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)(0x00FF)))) |
Get the Least significant bits of a 10-Bits address. | |
#define | __LL_I2C_10BIT_HEADER_WRITE(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300))) >> 7) | (uint16_t)(0xF0)))) |
Convert a 10-Bits address to a 10-Bits header with Write direction. | |
#define | __LL_I2C_10BIT_HEADER_READ(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)(0x0300))) >> 7) | (uint16_t)(0xF1)))) |
Convert a 10-Bits address to a 10-Bits header with Read direction. | |
Functions | |
__STATIC_INLINE void | LL_I2C_Enable (I2C_TypeDef *I2Cx) |
Enable I2C peripheral (PE = 1). | |
__STATIC_INLINE void | LL_I2C_Disable (I2C_TypeDef *I2Cx) |
Disable I2C peripheral (PE = 0). | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabled (I2C_TypeDef *I2Cx) |
Check if the I2C peripheral is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_ConfigFilters (I2C_TypeDef *I2Cx, uint32_t AnalogFilter, uint32_t DigitalFilter) |
Configure Noise Filters (Analog and Digital). | |
__STATIC_INLINE void | LL_I2C_SetDigitalFilter (I2C_TypeDef *I2Cx, uint32_t DigitalFilter) |
Configure Digital Noise Filter. | |
__STATIC_INLINE uint32_t | LL_I2C_GetDigitalFilter (I2C_TypeDef *I2Cx) |
Get the current Digital Noise Filter configuration. | |
__STATIC_INLINE void | LL_I2C_EnableAnalogFilter (I2C_TypeDef *I2Cx) |
Enable Analog Noise Filter. | |
__STATIC_INLINE void | LL_I2C_DisableAnalogFilter (I2C_TypeDef *I2Cx) |
Disable Analog Noise Filter. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledAnalogFilter (I2C_TypeDef *I2Cx) |
Check if Analog Noise Filter is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableDMAReq_TX (I2C_TypeDef *I2Cx) |
Enable DMA transmission requests. | |
__STATIC_INLINE void | LL_I2C_DisableDMAReq_TX (I2C_TypeDef *I2Cx) |
Disable DMA transmission requests. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledDMAReq_TX (I2C_TypeDef *I2Cx) |
Check if DMA transmission requests are enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableDMAReq_RX (I2C_TypeDef *I2Cx) |
Enable DMA reception requests. | |
__STATIC_INLINE void | LL_I2C_DisableDMAReq_RX (I2C_TypeDef *I2Cx) |
Disable DMA reception requests. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledDMAReq_RX (I2C_TypeDef *I2Cx) |
Check if DMA reception requests are enabled or disabled. | |
__STATIC_INLINE uint32_t | LL_I2C_DMA_GetRegAddr (I2C_TypeDef *I2Cx) |
Get the data register address used for DMA transfer. | |
__STATIC_INLINE void | LL_I2C_EnableClockStretching (I2C_TypeDef *I2Cx) |
Enable Clock stretching. | |
__STATIC_INLINE void | LL_I2C_DisableClockStretching (I2C_TypeDef *I2Cx) |
Disable Clock stretching. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledClockStretching (I2C_TypeDef *I2Cx) |
Check if Clock stretching is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableGeneralCall (I2C_TypeDef *I2Cx) |
Enable General Call. | |
__STATIC_INLINE void | LL_I2C_DisableGeneralCall (I2C_TypeDef *I2Cx) |
Disable General Call. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledGeneralCall (I2C_TypeDef *I2Cx) |
Check if General Call is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_SetOwnAddress1 (I2C_TypeDef *I2Cx, uint32_t OwnAddress1, uint32_t OwnAddrSize) |
Set the Own Address1. | |
__STATIC_INLINE void | LL_I2C_SetOwnAddress2 (I2C_TypeDef *I2Cx, uint32_t OwnAddress2) |
Set the 7bits Own Address2. | |
__STATIC_INLINE void | LL_I2C_EnableOwnAddress2 (I2C_TypeDef *I2Cx) |
Enable acknowledge on Own Address2 match address. | |
__STATIC_INLINE void | LL_I2C_DisableOwnAddress2 (I2C_TypeDef *I2Cx) |
Disable acknowledge on Own Address2 match address. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledOwnAddress2 (I2C_TypeDef *I2Cx) |
Check if Own Address1 acknowledge is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_SetPeriphClock (I2C_TypeDef *I2Cx, uint32_t PeriphClock) |
Configure the Peripheral clock frequency. | |
__STATIC_INLINE uint32_t | LL_I2C_GetPeriphClock (I2C_TypeDef *I2Cx) |
Get the Peripheral clock frequency. | |
__STATIC_INLINE void | LL_I2C_SetDutyCycle (I2C_TypeDef *I2Cx, uint32_t DutyCycle) |
Configure the Duty cycle (Fast mode only). | |
__STATIC_INLINE uint32_t | LL_I2C_GetDutyCycle (I2C_TypeDef *I2Cx) |
Get the Duty cycle (Fast mode only). | |
__STATIC_INLINE void | LL_I2C_SetClockSpeedMode (I2C_TypeDef *I2Cx, uint32_t ClockSpeedMode) |
Configure the I2C master clock speed mode. | |
__STATIC_INLINE uint32_t | LL_I2C_GetClockSpeedMode (I2C_TypeDef *I2Cx) |
Get the the I2C master speed mode. | |
__STATIC_INLINE void | LL_I2C_SetRiseTime (I2C_TypeDef *I2Cx, uint32_t RiseTime) |
Configure the SCL, SDA rising time. | |
__STATIC_INLINE uint32_t | LL_I2C_GetRiseTime (I2C_TypeDef *I2Cx) |
Get the SCL, SDA rising time. | |
__STATIC_INLINE void | LL_I2C_SetClockPeriod (I2C_TypeDef *I2Cx, uint32_t ClockPeriod) |
Configure the SCL high and low period. | |
__STATIC_INLINE uint32_t | LL_I2C_GetClockPeriod (I2C_TypeDef *I2Cx) |
Get the SCL high and low period. | |
__STATIC_INLINE void | LL_I2C_ConfigSpeed (I2C_TypeDef *I2Cx, uint32_t PeriphClock, uint32_t ClockSpeed, uint32_t DutyCycle) |
Configure the SCL speed. | |
__STATIC_INLINE void | LL_I2C_SetMode (I2C_TypeDef *I2Cx, uint32_t PeripheralMode) |
Configure peripheral mode. | |
__STATIC_INLINE uint32_t | LL_I2C_GetMode (I2C_TypeDef *I2Cx) |
Get peripheral mode. | |
__STATIC_INLINE void | LL_I2C_EnableSMBusAlert (I2C_TypeDef *I2Cx) |
Enable SMBus alert (Host or Device mode) | |
__STATIC_INLINE void | LL_I2C_DisableSMBusAlert (I2C_TypeDef *I2Cx) |
Disable SMBus alert (Host or Device mode) | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledSMBusAlert (I2C_TypeDef *I2Cx) |
Check if SMBus alert (Host or Device mode) is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableSMBusPEC (I2C_TypeDef *I2Cx) |
Enable SMBus Packet Error Calculation (PEC). | |
__STATIC_INLINE void | LL_I2C_DisableSMBusPEC (I2C_TypeDef *I2Cx) |
Disable SMBus Packet Error Calculation (PEC). | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledSMBusPEC (I2C_TypeDef *I2Cx) |
Check if SMBus Packet Error Calculation (PEC) is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableIT_TX (I2C_TypeDef *I2Cx) |
Enable TXE interrupt. | |
__STATIC_INLINE void | LL_I2C_DisableIT_TX (I2C_TypeDef *I2Cx) |
Disable TXE interrupt. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledIT_TX (I2C_TypeDef *I2Cx) |
Check if the TXE Interrupt is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableIT_RX (I2C_TypeDef *I2Cx) |
Enable RXNE interrupt. | |
__STATIC_INLINE void | LL_I2C_DisableIT_RX (I2C_TypeDef *I2Cx) |
Disable RXNE interrupt. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledIT_RX (I2C_TypeDef *I2Cx) |
Check if the RXNE Interrupt is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableIT_EVT (I2C_TypeDef *I2Cx) |
Enable Events interrupts. | |
__STATIC_INLINE void | LL_I2C_DisableIT_EVT (I2C_TypeDef *I2Cx) |
Disable Events interrupts. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledIT_EVT (I2C_TypeDef *I2Cx) |
Check if Events interrupts are enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableIT_BUF (I2C_TypeDef *I2Cx) |
Enable Buffer interrupts. | |
__STATIC_INLINE void | LL_I2C_DisableIT_BUF (I2C_TypeDef *I2Cx) |
Disable Buffer interrupts. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledIT_BUF (I2C_TypeDef *I2Cx) |
Check if Buffer interrupts are enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableIT_ERR (I2C_TypeDef *I2Cx) |
Enable Error interrupts. | |
__STATIC_INLINE void | LL_I2C_DisableIT_ERR (I2C_TypeDef *I2Cx) |
Disable Error interrupts. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledIT_ERR (I2C_TypeDef *I2Cx) |
Check if Error interrupts are enabled or disabled. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_TXE (I2C_TypeDef *I2Cx) |
Indicate the status of Transmit data register empty flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_BTF (I2C_TypeDef *I2Cx) |
Indicate the status of Byte Transfer Finished flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_RXNE (I2C_TypeDef *I2Cx) |
Indicate the status of Receive data register not empty flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_SB (I2C_TypeDef *I2Cx) |
Indicate the status of Start Bit (master mode). | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_ADDR (I2C_TypeDef *I2Cx) |
Indicate the status of Address sent (master mode) or Address matched flag (slave mode). | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_ADD10 (I2C_TypeDef *I2Cx) |
Indicate the status of 10-bit header sent (master mode). | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_AF (I2C_TypeDef *I2Cx) |
Indicate the status of Acknowledge failure flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_STOP (I2C_TypeDef *I2Cx) |
Indicate the status of Stop detection flag (slave mode). | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_BERR (I2C_TypeDef *I2Cx) |
Indicate the status of Bus error flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_ARLO (I2C_TypeDef *I2Cx) |
Indicate the status of Arbitration lost flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_OVR (I2C_TypeDef *I2Cx) |
Indicate the status of Overrun/Underrun flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveSMBusFlag_PECERR (I2C_TypeDef *I2Cx) |
Indicate the status of SMBus PEC error flag in reception. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveSMBusFlag_TIMEOUT (I2C_TypeDef *I2Cx) |
Indicate the status of SMBus Timeout detection flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveSMBusFlag_ALERT (I2C_TypeDef *I2Cx) |
Indicate the status of SMBus alert flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_BUSY (I2C_TypeDef *I2Cx) |
Indicate the status of Bus Busy flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_DUAL (I2C_TypeDef *I2Cx) |
Indicate the status of Dual flag. | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveSMBusFlag_SMBHOST (I2C_TypeDef *I2Cx) |
Indicate the status of SMBus Host address reception (Slave mode). | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveSMBusFlag_SMBDEFAULT (I2C_TypeDef *I2Cx) |
Indicate the status of SMBus Device default address reception (Slave mode). | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_GENCALL (I2C_TypeDef *I2Cx) |
Indicate the status of General call address reception (Slave mode). | |
__STATIC_INLINE uint32_t | LL_I2C_IsActiveFlag_MSL (I2C_TypeDef *I2Cx) |
Indicate the status of Master/Slave flag. | |
__STATIC_INLINE void | LL_I2C_ClearFlag_ADDR (I2C_TypeDef *I2Cx) |
Clear Address Matched flag. | |
__STATIC_INLINE void | LL_I2C_ClearFlag_AF (I2C_TypeDef *I2Cx) |
Clear Acknowledge failure flag. | |
__STATIC_INLINE void | LL_I2C_ClearFlag_STOP (I2C_TypeDef *I2Cx) |
Clear Stop detection flag. | |
__STATIC_INLINE void | LL_I2C_ClearFlag_BERR (I2C_TypeDef *I2Cx) |
Clear Bus error flag. | |
__STATIC_INLINE void | LL_I2C_ClearFlag_ARLO (I2C_TypeDef *I2Cx) |
Clear Arbitration lost flag. | |
__STATIC_INLINE void | LL_I2C_ClearFlag_OVR (I2C_TypeDef *I2Cx) |
Clear Overrun/Underrun flag. | |
__STATIC_INLINE void | LL_I2C_ClearSMBusFlag_PECERR (I2C_TypeDef *I2Cx) |
Clear SMBus PEC error flag. | |
__STATIC_INLINE void | LL_I2C_ClearSMBusFlag_TIMEOUT (I2C_TypeDef *I2Cx) |
Clear SMBus Timeout detection flag. | |
__STATIC_INLINE void | LL_I2C_ClearSMBusFlag_ALERT (I2C_TypeDef *I2Cx) |
Clear SMBus Alert flag. | |
__STATIC_INLINE void | LL_I2C_EnableReset (I2C_TypeDef *I2Cx) |
Enable Reset of I2C peripheral. | |
__STATIC_INLINE void | LL_I2C_DisableReset (I2C_TypeDef *I2Cx) |
Disable Reset of I2C peripheral. | |
__STATIC_INLINE uint32_t | LL_I2C_IsResetEnabled (I2C_TypeDef *I2Cx) |
Check if the I2C peripheral is under reset state or not. | |
__STATIC_INLINE void | LL_I2C_AcknowledgeNextData (I2C_TypeDef *I2Cx, uint32_t TypeAcknowledge) |
Prepare the generation of a ACKnowledge or Non ACKnowledge condition after the address receive match code or next received byte. | |
__STATIC_INLINE void | LL_I2C_GenerateStartCondition (I2C_TypeDef *I2Cx) |
Generate a START or RESTART condition. | |
__STATIC_INLINE void | LL_I2C_GenerateStopCondition (I2C_TypeDef *I2Cx) |
Generate a STOP condition after the current byte transfer (master mode). | |
__STATIC_INLINE void | LL_I2C_EnableBitPOS (I2C_TypeDef *I2Cx) |
Enable bit POS (master/host mode). | |
__STATIC_INLINE void | LL_I2C_DisableBitPOS (I2C_TypeDef *I2Cx) |
Disable bit POS (master/host mode). | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledBitPOS (I2C_TypeDef *I2Cx) |
Check if bit POS is enabled or disabled. | |
__STATIC_INLINE uint32_t | LL_I2C_GetTransferDirection (I2C_TypeDef *I2Cx) |
Indicate the value of transfer direction. | |
__STATIC_INLINE void | LL_I2C_EnableLastDMA (I2C_TypeDef *I2Cx) |
Enable DMA last transfer. | |
__STATIC_INLINE void | LL_I2C_DisableLastDMA (I2C_TypeDef *I2Cx) |
Disable DMA last transfer. | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledLastDMA (I2C_TypeDef *I2Cx) |
Check if DMA last transfer is enabled or disabled. | |
__STATIC_INLINE void | LL_I2C_EnableSMBusPECCompare (I2C_TypeDef *I2Cx) |
Enable transfer or internal comparison of the SMBus Packet Error byte (transmission or reception mode). | |
__STATIC_INLINE void | LL_I2C_DisableSMBusPECCompare (I2C_TypeDef *I2Cx) |
Disable transfer or internal comparison of the SMBus Packet Error byte (transmission or reception mode). | |
__STATIC_INLINE uint32_t | LL_I2C_IsEnabledSMBusPECCompare (I2C_TypeDef *I2Cx) |
Check if the SMBus Packet Error byte transfer or internal comparison is requested or not. | |
__STATIC_INLINE uint32_t | LL_I2C_GetSMBusPEC (I2C_TypeDef *I2Cx) |
Get the SMBus Packet Error byte calculated. | |
__STATIC_INLINE uint8_t | LL_I2C_ReceiveData8 (I2C_TypeDef *I2Cx) |
Read Receive Data register. | |
__STATIC_INLINE void | LL_I2C_TransmitData8 (I2C_TypeDef *I2Cx, uint8_t Data) |
Write in Transmit Data Register . | |
uint32_t | LL_I2C_Init (I2C_TypeDef *I2Cx, LL_I2C_InitTypeDef *I2C_InitStruct) |
Initialize the I2C registers according to the specified parameters in I2C_InitStruct. | |
uint32_t | LL_I2C_DeInit (I2C_TypeDef *I2Cx) |
De-initialize the I2C registers to their default reset values. | |
void | LL_I2C_StructInit (LL_I2C_InitTypeDef *I2C_InitStruct) |
Set each LL_I2C_InitTypeDef field to default value. |
Header file of I2C LL module.
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Definition in file stm32f4xx_ll_i2c.h.