SPI Exported Functions

Functions
void	SdkEvalSpiInit (void)
	Write single or multiple registers. More...
void	SdkEvalSpiDeinit (void)
	Deinitializes the SPI. More...
StatusBytes	SdkEvalSpiWriteRegisters (uint8_t cRegAddress, uint8_t cNbBytes, uint8_t *pcBuffer)
	Write single or multiple registers. More...
StatusBytes	SdkEvalSpiReadRegisters (uint8_t cRegAddress, uint8_t cNbBytes, uint8_t *pcBuffer)
	Read single or multiple registers. More...
StatusBytes	SdkEvalSpiCommandStrobes (uint8_t cCommandCode)
	Send a command. More...
StatusBytes	SdkEvalSpiWriteFifo (uint8_t cNbBytes, uint8_t *pcBuffer)
	Write data into TX FIFO. More...
StatusBytes	SdkEvalSpiReadFifo (uint8_t cNbBytes, uint8_t *pcBuffer)
	Read data from RX FIFO. More...
void	SdkEvalEnterShutdown (void)
	Puts at logic 1 the SDN pin. More...
void	SdkEvalExitShutdown (void)
	Put at logic 0 the SDN pin. More...
SFlagStatus	SdkEvalCheckShutdown (void)
	check the logic(0 or 1) at the SDN pin. More...

Detailed Description

Function Documentation

SdkEvalCheckShutdown()

SFlagStatus SdkEvalCheckShutdown

(

void

)

Parameters

None.

Return values

FlagStatus.

Definition at line 365 of file SDK_EVAL_Gpio.c.

References M2S_GPIO_SDN, and SdkEvalGpioGetLevel().

SdkEvalEnterShutdown()

void SdkEvalEnterShutdown

(

void

)

Parameters

None.

Return values

None.

Definition at line 339 of file SDK_EVAL_Gpio.c.

SdkEvalExitShutdown()

void SdkEvalExitShutdown

(

void

)

Parameters

None.

Return values

None.

Definition at line 351 of file SDK_EVAL_Gpio.c.

SdkEvalSpiCommandStrobes()

StatusBytes SdkEvalSpiCommandStrobes

(

uint8_t

cCommandCode

)

Parameters

cCommandCode

command code to be sent

Return values

Device

status

Definition at line 363 of file SDK_EVAL_Spi_Driver.c.

References COMMAND_HEADER, hal_spim_is_busy(), and hal_spim_tx_rx().

SdkEvalSpiDeinit()

void SdkEvalSpiDeinit

(

void

)

Parameters

None

Return values

None

Definition at line 141 of file SDK_EVAL_Spi_Driver.c.

References hal_spim_deinit().

SdkEvalSpiInit()

void SdkEvalSpiInit

(

void

)

Parameters

baudrate_prescaler

baudrate prescaler to be used Must be one of the SPI_BaudRate_Prescaler .

Return values

NoneInitializes

the SPI.

Parameters

None

Return values

None

Definition at line 231 of file SDK_EVAL_Spi_Driver.c.

References hal_spim_init_t::csBar_pin.

SdkEvalSpiReadFifo()

StatusBytes SdkEvalSpiReadFifo	(	uint8_t	cNbBytes,
		uint8_t *	pcBuffer
	)

Parameters

cNbBytes	number of bytes to read from RX FIFO
pcBuffer	pointer to data read from RX FIFO

Return values

Device

status

Definition at line 410 of file SDK_EVAL_Spi_Driver.c.

References hal_spim_is_busy(), hal_spim_tx_rx(), LINEAR_FIFO_ADDRESS, and READ_HEADER.

SdkEvalSpiReadRegisters()

StatusBytes SdkEvalSpiReadRegisters	(	uint8_t	cRegAddress,
		uint8_t	cNbBytes,
		uint8_t *	pcBuffer
	)

Parameters

cRegAddress	base register's address to be read
cNbBytes	number of registers and bytes to be read
pcBuffer	pointer to the buffer of registers' values read

Return values

Device

status

Definition at line 341 of file SDK_EVAL_Spi_Driver.c.

References hal_spim_is_busy(), hal_spim_tx_rx(), and READ_HEADER.

SdkEvalSpiWriteFifo()

StatusBytes SdkEvalSpiWriteFifo	(	uint8_t	cNbBytes,
		uint8_t *	pcBuffer
	)

Parameters

cNbBytes	number of bytes to be written into TX FIFO
pcBuffer	pointer to data to write

Return values

Device

status

Definition at line 385 of file SDK_EVAL_Spi_Driver.c.

References hal_spim_is_busy(), hal_spim_tx_rx(), LINEAR_FIFO_ADDRESS, and WRITE_HEADER.

SdkEvalSpiWriteRegisters()

StatusBytes SdkEvalSpiWriteRegisters	(	uint8_t	cRegAddress,
		uint8_t	cNbBytes,
		uint8_t *	pcBuffer
	)

Parameters

cRegAddress	base register's address to be write
cNbBytes	number of registers and bytes to be write
pcBuffer	pointer to the buffer of values have to be written into registers

Return values

Device

status

Definition at line 314 of file SDK_EVAL_Spi_Driver.c.

References hal_spim_is_busy(), hal_spim_tx_rx(), and WRITE_HEADER.