Collaboration diagram for STM32F769I_DISCOVERY_LOW_LEVEL Private Functions:

Functions
static void	I2Cx_Error (I2C_HandleTypeDef *i2c_handler, uint8_t Addr)
	Manages error callback by re-initializing I2C. More...

static void	I2Cx_Init (I2C_HandleTypeDef *i2c_handler)
	Initializes I2C HAL. More...

static HAL_StatusTypeDef	I2Cx_IsDeviceReady (I2C_HandleTypeDef *i2c_handler, uint16_t DevAddress, uint32_t Trials)
	Checks if target device is ready for communication. More...

static void	I2Cx_MspInit (I2C_HandleTypeDef *i2c_handler)
	Initializes I2C MSP. More...

static HAL_StatusTypeDef	I2Cx_ReadMultiple (I2C_HandleTypeDef i2c_handler, uint8_t Addr, uint16_t Reg, uint16_t MemAddress, uint8_t Buffer, uint16_t Length)
	Reads multiple data. More...

static HAL_StatusTypeDef	I2Cx_WriteMultiple (I2C_HandleTypeDef i2c_handler, uint8_t Addr, uint16_t Reg, uint16_t MemAddress, uint8_t Buffer, uint16_t Length)
	Writes a value in a register of the device through BUS in using DMA mode. More...

Detailed Description

Function Documentation

◆ I2Cx_Error()

static void I2Cx_Error	(	I2C_HandleTypeDef *	i2c_handler,
		uint8_t	Addr
	)

static

Manages error callback by re-initializing I2C.

Parameters

i2c_handler	: I2C handler
Addr	I2C Address

Return values

None

Definition at line 538 of file stm32f769i_discovery.c.

◆ I2Cx_Init()

static void I2Cx_Init ( I2C_HandleTypeDef * i2c_handler )

static

Initializes I2C HAL.

Parameters

i2c_handler : I2C handler

Return values

None

Definition at line 440 of file stm32f769i_discovery.c.

◆ I2Cx_IsDeviceReady()

static HAL_StatusTypeDef I2Cx_IsDeviceReady	(	I2C_HandleTypeDef *	i2c_handler,
		uint16_t	DevAddress,
		uint32_t	Trials
	)

static

Checks if target device is ready for communication.

Note: This function is used with Memory devices

Parameters

i2c_handler	: I2C handler
DevAddress	Target device address
Trials	Number of trials

Return values

HAL status

Definition at line 527 of file stm32f769i_discovery.c.

◆ I2Cx_MspInit()

static void I2Cx_MspInit ( I2C_HandleTypeDef * i2c_handler )

static

Initializes I2C MSP.

Parameters

i2c_handler : I2C handler

Return values

None

Definition at line 355 of file stm32f769i_discovery.c.

◆ I2Cx_ReadMultiple()

static HAL_StatusTypeDef I2Cx_ReadMultiple	(	I2C_HandleTypeDef *	i2c_handler,
		uint8_t	Addr,
		uint16_t	Reg,
		uint16_t	MemAddress,
		uint8_t *	Buffer,
		uint16_t	Length
	)

static

Reads multiple data.

Parameters

i2c_handler	: I2C handler
Addr	I2C address
Reg	Reg address
MemAddress	memory address
Buffer	Pointer to data buffer
Length	Length of the data

Return values

HAL status

Definition at line 478 of file stm32f769i_discovery.c.

◆ I2Cx_WriteMultiple()

static HAL_StatusTypeDef I2Cx_WriteMultiple	(	I2C_HandleTypeDef *	i2c_handler,
		uint8_t	Addr,
		uint16_t	Reg,
		uint16_t	MemAddress,
		uint8_t *	Buffer,
		uint16_t	Length
	)

static

Writes a value in a register of the device through BUS in using DMA mode.

Parameters

i2c_handler	: I2C handler
Addr	Device address on BUS Bus.
Reg	The target register address to write
MemAddress	memory address
Buffer	The target register value to be written
Length	buffer size to be written

Return values

HAL status

Definition at line 504 of file stm32f769i_discovery.c.