spi.c File Reference

SPI Driver code. More...

#include "ch.h"
#include "hal.h"

Go to the source code of this file.

Functions
void	spiInit (void)
	SPI Driver initialization.
void	spiObjectInit (SPIDriver *spip)
	Initializes the standard part of a SPIDriver structure.
void	spiStart (SPIDriver *spip, const SPIConfig *config)
	Configures and activates the SPI peripheral.
void	spiStop (SPIDriver *spip)
	Deactivates the SPI peripheral.
void	spiSelect (SPIDriver *spip)
	Asserts the slave select signal and prepares for transfers.
void	spiUnselect (SPIDriver *spip)
	Deasserts the slave select signal.
void	spiIgnore (SPIDriver *spip, size_t n)
	Ignores data on the SPI bus.
void	spiExchange (SPIDriver *spip, size_t n, const void *txbuf, void *rxbuf)
	Exchanges data on the SPI bus.
void	spiSend (SPIDriver *spip, size_t n, const void *txbuf)
	Sends data over the SPI bus.
void	spiReceive (SPIDriver *spip, size_t n, void *rxbuf)
	Receives data from the SPI bus.
void	spiAcquireBus (SPIDriver *spip)
	Gains exclusive access to the SPI bus.
void	spiReleaseBus (SPIDriver *spip)
	Releases exclusive access to the SPI bus.

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Detailed Description

SPI Driver code.

Definition in file spi.c.