hal_spi_v2_lld.c File Reference

PLATFORM SPI (v2) subsystem low level driver source. More...

#include "hal.h"

Go to the source code of this file.

Functions
void	spi_lld_init (void)
	Low level SPI driver initialization.
msg_t	spi_lld_start (SPIDriver *spip)
	Configures and activates the SPI peripheral.
void	spi_lld_stop (SPIDriver *spip)
	Deactivates the SPI peripheral.
void	spi_lld_select (SPIDriver *spip)
	Asserts the slave select signal and prepares for transfers.
void	spi_lld_unselect (SPIDriver *spip)
	Deasserts the slave select signal.
msg_t	spi_lld_ignore (SPIDriver *spip, size_t n)
	Ignores data on the SPI bus.
msg_t	spi_lld_exchange (SPIDriver *spip, size_t n, const void *txbuf, void *rxbuf)
	Exchanges data on the SPI bus.
msg_t	spi_lld_send (SPIDriver *spip, size_t n, const void *txbuf)
	Sends data over the SPI bus.
msg_t	spi_lld_receive (SPIDriver *spip, size_t n, void *rxbuf)
	Receives data from the SPI bus.
msg_t	spi_lld_stop_transfer (SPIDriver *spip, size_t *sizep)
	Aborts the ongoing SPI operation, if any.
uint16_t	spi_lld_polled_exchange (SPIDriver *spip, uint16_t frame)
	Exchanges one frame using a polled wait.

Variables
SPIDriver	SPID1
	SPI1 driver identifier.

Detailed Description

PLATFORM SPI (v2) subsystem low level driver source.

Definition in file hal_spi_v2_lld.c.