STM32469I Discovery LOW LEVEL

Collaboration diagram for STM32469I Discovery LOW LEVEL:

Modules
	STM32469I Discovery LOW LEVEL Private TypesDefinitions
	STM32469I Discovery LOW LEVEL Private Defines
	STM32469I Discovery LOW LEVEL Private Macros
	STM32469I Discovery LOW LEVEL Private Variables
	STM32469I Discovery LOW LEVEL Private FunctionPrototypes
	STM32469I Discovery BSP Public Functions
	STM32469I Discovery LOW LEVEL Private Functions
	STM32469I Discovery LOW LEVEL Exported Types
	STM32469I Discovery LOW LEVEL Exported Constants
	STM32469I Discovery LOW LEVEL Exported Macros
	STM32469I Discovery LOW LEVEL Exported Functions

Functions
void	AUDIO_IO_Delay (uint32_t Delay)
	AUDIO Codec delay. More...
HAL_StatusTypeDef	EEPROM_IO_IsDeviceReady (uint16_t DevAddress, uint32_t Trials)
	Checks if target device is ready for communication. More...
HAL_StatusTypeDef	EEPROM_IO_ReadData (uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize)
	Read data from I2C EEPROM driver in using DMA channel. More...
HAL_StatusTypeDef	EEPROM_IO_WriteData (uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize)
	Write data to I2C EEPROM driver in using DMA channel. More...
void	OTM8009A_IO_Delay (uint32_t Delay)
	OTM8009A delay. More...
void	TS_IO_Delay (uint32_t Delay)
	Delay function used in TouchScreen low level driver. More...
uint8_t	TS_IO_Read (uint8_t Addr, uint8_t Reg)
	Reads single data with I2C communication channel from TouchScreen. More...
uint16_t	TS_IO_ReadMultiple (uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length)
	Reads multiple data with I2C communication channel from TouchScreen. More...
void	TS_IO_Write (uint8_t Addr, uint8_t Reg, uint8_t Value)
	Writes single data with I2C communication channel from MCU to TouchScreen. More...
void	TS_IO_WriteMultiple (uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length)
	Writes multiple data with I2C communication channel from MCU to TouchScreen. More...

Detailed Description

Function Documentation

AUDIO_IO_Delay()

void AUDIO_IO_Delay

(

uint32_t

Delay

)

AUDIO Codec delay.

Parameters

Delay

Delay in ms

Definition at line 783 of file stm32469i_discovery.c.

EEPROM_IO_IsDeviceReady()

HAL_StatusTypeDef EEPROM_IO_IsDeviceReady	(	uint16_t	DevAddress,
		uint32_t	Trials
	)

Checks if target device is ready for communication.

Note

This function is used with Memory devices

Parameters

DevAddress	Target device address
Trials	Number of trials

Return values

HAL

status

Definition at line 831 of file stm32469i_discovery.c.

EEPROM_IO_ReadData()

HAL_StatusTypeDef EEPROM_IO_ReadData	(	uint16_t	DevAddress,
		uint16_t	MemAddress,
		uint8_t *	pBuffer,
		uint32_t	BufferSize
	)

Read data from I2C EEPROM driver in using DMA channel.

Parameters

DevAddress	Target device address
MemAddress	Internal memory address
pBuffer	Pointer to data buffer
BufferSize	Amount of data to be read

Return values

HAL

status

Definition at line 819 of file stm32469i_discovery.c.

EEPROM_IO_WriteData()

HAL_StatusTypeDef EEPROM_IO_WriteData	(	uint16_t	DevAddress,
		uint16_t	MemAddress,
		uint8_t *	pBuffer,
		uint32_t	BufferSize
	)

Write data to I2C EEPROM driver in using DMA channel.

Parameters

DevAddress	Target device address
MemAddress	Internal memory address
pBuffer	Pointer to data buffer
BufferSize	Amount of data to be sent

Return values

HAL

status

Definition at line 806 of file stm32469i_discovery.c.

OTM8009A_IO_Delay()

void OTM8009A_IO_Delay

(

uint32_t

Delay

)

OTM8009A delay.

Parameters

Delay

Delay in ms

Definition at line 912 of file stm32469i_discovery.c.

TS_IO_Delay()

void TS_IO_Delay

(

uint32_t

Delay

)

Delay function used in TouchScreen low level driver.

Parameters

Delay	Delay in ms
Delay	Delay in ms

Return values

None

Definition at line 902 of file stm32469i_discovery.c.

TS_IO_Read()

uint8_t TS_IO_Read	(	uint8_t	Addr,
		uint8_t	Reg
	)

Reads single data with I2C communication channel from TouchScreen.

Reads a single data.

Parameters

Addr	I2C address
Reg	Register address

Return values

Read

data

Parameters

Addr	I2C address
Reg	Reg address

Return values

Data	to be read

Definition at line 866 of file stm32469i_discovery.c.

TS_IO_ReadMultiple()

uint16_t TS_IO_ReadMultiple	(	uint8_t	Addr,
		uint8_t	Reg,
		uint8_t *	Buffer,
		uint16_t	Length
	)

Reads multiple data with I2C communication channel from TouchScreen.

Parameters

Addr	I2C address
Reg	Register address
Buffer	Pointer to data buffer
Length	Length of the data

Return values

Number

of read data

Definition at line 880 of file stm32469i_discovery.c.

TS_IO_Write()

void TS_IO_Write	(	uint8_t	Addr,
		uint8_t	Reg,
		uint8_t	Value
	)

Writes single data with I2C communication channel from MCU to TouchScreen.

Writes a single data.

Parameters

Addr	I2C address
Reg	Register address
Value	Data to be written
Addr	I2C address
Reg	Reg address
Value	Data to be written

Return values

None

Definition at line 854 of file stm32469i_discovery.c.

TS_IO_WriteMultiple()

void TS_IO_WriteMultiple	(	uint8_t	Addr,
		uint8_t	Reg,
		uint8_t *	Buffer,
		uint16_t	Length
	)

Writes multiple data with I2C communication channel from MCU to TouchScreen.

Parameters

Addr	I2C address
Reg	Register address
Buffer	Pointer to data buffer
Length	Length of the data
Addr	I2C address
Reg	Register address
Buffer	Pointer to data buffer
Length	Length of the data

Return values

None

Definition at line 893 of file stm32469i_discovery.c.