pios_spi.h

Go to the documentation of this file.

/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, see <http://www.gnu.org/licenses/>
 */

#ifndef PIOS_SPI_H
#define PIOS_SPI_H

struct pios_spi_cfg;

struct pios_spi_dev;

typedef struct pios_spi_dev *pios_spi_t;

/* Public Functions */

int32_t PIOS_SPI_Init(pios_spi_t * spi_dev, const struct pios_spi_cfg * cfg);

int32_t PIOS_SPI_SetClockSpeed(pios_spi_t spi_dev, uint32_t speed);

int32_t PIOS_SPI_RC_PinSet(pios_spi_t spi_dev, uint32_t slave_id, bool pin_value);

uint8_t PIOS_SPI_TransferByte(pios_spi_t spi_dev, uint8_t b);

int32_t PIOS_SPI_TransferBlock(pios_spi_t spi_dev, const uint8_t *send_buffer, uint8_t *receive_buffer, uint16_t len);

int32_t PIOS_SPI_ClaimBus(pios_spi_t spi_dev);

int32_t PIOS_SPI_ReleaseBus(pios_spi_t spi_dev);

#endif /* PIOS_SPI_H */