Link Operation functions

Functions
void	LCD_IO_Init (void)
	Configures the LCD_SPI interface.
void	LCD_IO_WriteMultipleData (uint8_t *pData, uint32_t Size)
	Write register value.
void	LCD_IO_WriteReg (uint8_t Reg)
	Writes address on LCD register.
uint16_t	LCD_IO_ReadData (uint16_t Reg)
	Read data from LCD data register.
void	LCD_Delay (uint32_t Delay)
	Wait for loop in ms.
void	SD_IO_Init (void)
	Initializes the SD Card and put it into StandBy State (Ready for data transfer).
void	SD_IO_WriteReadData (const uint8_t *DataIn, uint8_t *DataOut, uint16_t DataLength)
	Write a byte on the SD.
uint8_t	SD_IO_WriteByte (uint8_t Data)
	Writes a byte on the SD.
void	EEPROM_IO_Init (void)
	Initializes peripherals used by the I2C EEPROM driver.
HAL_StatusTypeDef	EEPROM_IO_WriteData (uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize)
	Write data to I2C EEPROM driver.
HAL_StatusTypeDef	EEPROM_IO_ReadData (uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize)
	Read data from I2C EEPROM driver.
HAL_StatusTypeDef	EEPROM_IO_IsDeviceReady (uint16_t DevAddress, uint32_t Trials)
	Checks if target device is ready for communication.
void	TSENSOR_IO_Init (void)
	Initializes peripherals used by the I2C Temperature Sensor driver.
void	TSENSOR_IO_Write (uint16_t DevAddress, uint8_t *pBuffer, uint8_t WriteAddr, uint16_t Length)
	Writes one byte to the TSENSOR.
void	TSENSOR_IO_Read (uint16_t DevAddress, uint8_t *pBuffer, uint8_t ReadAddr, uint16_t Length)
	Reads one byte from the TSENSOR.
uint16_t	TSENSOR_IO_IsDeviceReady (uint16_t DevAddress, uint32_t Trials)
	Checks if Temperature Sensor is ready for communication.
void	HDMI_CEC_IO_Init (void)
	Initializes CEC low level.
HAL_StatusTypeDef	HDMI_CEC_IO_WriteData (uint8_t *pBuffer, uint16_t BufferSize)
	Write data to I2C HDMI CEC driver.
HAL_StatusTypeDef	HDMI_CEC_IO_ReadData (uint16_t DevAddress, uint8_t *pBuffer, uint16_t BufferSize)
	Read data to I2C HDMI CEC driver.

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Function Documentation

void EEPROM_IO_Init

(

void

)

Initializes peripherals used by the I2C EEPROM driver.

Return values:

None

Definition at line 1191 of file stm32091c_eval.c.

References I2C1_Init().

Referenced by EEPROM_I2C_Init().

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 1229 of file stm32091c_eval.c.

References I2C1_IsDeviceReady().

Referenced by EEPROM_I2C_Init(), and EEPROM_I2C_WaitEepromStandbyState().

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

Read data from I2C EEPROM driver.

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 1217 of file stm32091c_eval.c.

References I2C1_ReadBuffer().

Referenced by EEPROM_I2C_ReadBuffer().

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

Write data to I2C EEPROM driver.

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 1204 of file stm32091c_eval.c.

References I2C1_WriteBuffer().

Referenced by EEPROM_I2C_WritePage().

void HDMI_CEC_IO_Init

(

void

)

Initializes CEC low level.

Return values:

None

Definition at line 1286 of file stm32091c_eval.c.

References HDMI_CEC_HPD_SINK_CLK_ENABLE, HDMI_CEC_HPD_SINK_GPIO_PORT, HDMI_CEC_HPD_SINK_PIN, HDMI_CEC_HPD_SOURCE_CLK_ENABLE, HDMI_CEC_HPD_SOURCE_GPIO_PORT, HDMI_CEC_HPD_SOURCE_PIN, HDMI_CEC_IRQn, HDMI_CEC_LINE_AF, HDMI_CEC_LINE_CLK_ENABLE, HDMI_CEC_LINE_GPIO_PORT, HDMI_CEC_LINE_PIN, I2C1_Init(), and I2C2_Init().

HAL_StatusTypeDef HDMI_CEC_IO_ReadData	(	uint16_t	DevAddress,
		uint8_t *	pBuffer,
		uint16_t	BufferSize
	)

Read data to I2C HDMI CEC driver.

Parameters:

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

Return values:

HAL

status

Definition at line 1351 of file stm32091c_eval.c.

References I2C2_ReceiveData().

HAL_StatusTypeDef HDMI_CEC_IO_WriteData	(	uint8_t *	pBuffer,
		uint16_t	BufferSize
	)

Write data to I2C HDMI CEC driver.

Parameters:

pBuffer	Pointer to data buffer
BufferSize	Amount of data to be sent

Return values:

HAL

status

Definition at line 1339 of file stm32091c_eval.c.

References I2C1_TransmitData().

void LCD_Delay

(

uint32_t

Delay

)

Wait for loop in ms.

Parameters:

Delay

in ms.

Return values:

None

Definition at line 1077 of file stm32091c_eval.c.

void LCD_IO_Init

(

void

)

Configures the LCD_SPI interface.

Return values:

None

Definition at line 946 of file stm32091c_eval.c.

References LCD_CS_HIGH, LCD_CS_LOW, LCD_NCS_GPIO_CLK_ENABLE, LCD_NCS_GPIO_PORT, LCD_NCS_PIN, and SPIx_Init().

uint16_t LCD_IO_ReadData

(

uint16_t

Reg

)

Read data from LCD data register.

Parameters:

Reg	Regsiter to be read

Return values:

readvalue

Definition at line 1046 of file stm32091c_eval.c.

References LCD_CS_HIGH, LCD_CS_LOW, LCD_IO_WriteReg(), LCD_READ_REG, SPIx_Read(), SPIx_Write(), and START_BYTE.

void LCD_IO_WriteMultipleData	(	uint8_t *	pData,
		uint32_t	Size
	)

Write register value.

Parameters:

pData	Pointer on the register value
Size	Size of byte to transmit to the register

Return values:

None

Definition at line 973 of file stm32091c_eval.c.

References heval_Spi, LCD_CS_HIGH, LCD_CS_LOW, LCD_WRITE_REG, SPIx_FlushFifo(), SPIx_Write(), and START_BYTE.

void LCD_IO_WriteReg

(

uint8_t

Reg

)

Writes address on LCD register.

Parameters:

Reg	Register to be written

Return values:

None

Definition at line 1025 of file stm32091c_eval.c.

References LCD_CS_HIGH, LCD_CS_LOW, SET_INDEX, SPIx_Write(), and START_BYTE.

Referenced by LCD_IO_ReadData().

void SD_IO_Init

(

void

)

Initializes the SD Card and put it into StandBy State (Ready for data transfer).

Return values:

None

Definition at line 1089 of file stm32091c_eval.c.

References LCD_CS_HIGH, LCD_NCS_GPIO_PORT, LCD_NCS_PIN, SD_CS_GPIO_CLK_ENABLE, SD_CS_GPIO_PORT, SD_CS_HIGH, SD_CS_PIN, SD_DETECT_EXTI_IRQn, SD_DETECT_GPIO_CLK_ENABLE, SD_DETECT_GPIO_PORT, SD_DETECT_PIN, SD_DUMMY_BYTE, SD_IO_WriteByte(), and SPIx_Init().

Referenced by BSP_SD_Init().

uint8_t SD_IO_WriteByte

(

uint8_t

Data

)

Writes a byte on the SD.

Parameters:

Data	byte to send.

Return values:

None

Definition at line 1172 of file stm32091c_eval.c.

References SPIx_WriteReadData().

Referenced by BSP_SD_Erase(), BSP_SD_GetStatus(), BSP_SD_ReadBlocks(), BSP_SD_WriteBlocks(), SD_GetCIDRegister(), SD_GetCSDRegister(), SD_GetDataResponse(), SD_GoIdleState(), SD_IO_Init(), SD_ReadData(), SD_SendCmd(), and SD_WaitData().

void SD_IO_WriteReadData	(	const uint8_t *	DataIn,
		uint8_t *	DataOut,
		uint16_t	DataLength
	)

Write a byte on the SD.

Parameters:

DataIn	byte to send.
DataOut	read byte.
DataLength	data length.

Return values:

None

Definition at line 1159 of file stm32091c_eval.c.

References SPIx_WriteReadData().

Referenced by BSP_SD_ReadBlocks(), BSP_SD_WriteBlocks(), and SD_SendCmd().

void TSENSOR_IO_Init

(

void

)

Initializes peripherals used by the I2C Temperature Sensor driver.

Return values:

None

Definition at line 1239 of file stm32091c_eval.c.

References I2C1_Init().

uint16_t TSENSOR_IO_IsDeviceReady	(	uint16_t	DevAddress,
		uint32_t	Trials
	)

Checks if Temperature Sensor is ready for communication.

Parameters:

DevAddress	Target device address
Trials	Number of trials

Return values:

HAL

status

Definition at line 1276 of file stm32091c_eval.c.

References I2C1_IsDeviceReady().

void TSENSOR_IO_Read	(	uint16_t	DevAddress,
		uint8_t *	pBuffer,
		uint8_t	ReadAddr,
		uint16_t	Length
	)

Reads one byte from the TSENSOR.

Parameters:

DevAddress	Target device address
pBuffer	pointer to the buffer that receives the data read from the TSENSOR.
ReadAddr	TSENSOR's internal address to read from.
Length	Number of data to read

Return values:

None

Definition at line 1265 of file stm32091c_eval.c.

References I2C1_ReadBuffer().

void TSENSOR_IO_Write	(	uint16_t	DevAddress,
		uint8_t *	pBuffer,
		uint8_t	WriteAddr,
		uint16_t	Length
	)

Writes one byte to the TSENSOR.

Parameters:

DevAddress	Target device address
pBuffer	Pointer to data buffer
WriteAddr	TSENSOR's internal address to write to.
Length	Number of data to write

Return values:

None

Definition at line 1252 of file stm32091c_eval.c.

References I2C1_WriteBuffer().