twr_spi.h

#ifndef _TWR_SPI_H
#define _TWR_SPI_H
 
#include <twr_common.h>
 
 
 
typedef enum
{
    TWR_SPI_SPEED_125_KHZ = 0,
 
    TWR_SPI_SPEED_250_KHZ = 1,
 
    TWR_SPI_SPEED_500_KHZ = 2,
 
    TWR_SPI_SPEED_1_MHZ = 3,
 
    TWR_SPI_SPEED_2_MHZ = 4,
 
    TWR_SPI_SPEED_4_MHZ = 5,
 
    TWR_SPI_SPEED_8_MHZ = 6,
 
    TWR_SPI_SPEED_16_MHZ = 7
 
} twr_spi_speed_t;
 
 
typedef enum
{
    TWR_SPI_MODE_0 = 0,
 
    TWR_SPI_MODE_1 = 1,
 
    TWR_SPI_MODE_2 = 2,
 
    TWR_SPI_MODE_3 = 3
 
} twr_spi_mode_t;
 
 
typedef enum
{
    TWR_SPI_EVENT_DONE = 1
 
} twr_spi_event_t;
 
 
void twr_spi_init(twr_spi_speed_t speed, twr_spi_mode_t mode);
 
 
void twr_spi_set_speed(twr_spi_speed_t speed);
 
 
void twr_spi_set_timing(uint16_t cs_delay, uint16_t delay, uint16_t cs_quit);
 
 
twr_spi_speed_t twr_spi_get_speed(void);
 
 
void twr_spi_set_mode(twr_spi_mode_t mode);
 
 
void twr_spi_set_manual_cs_control(bool manual_cs_control);
 
 
twr_spi_mode_t twr_spi_get_mode(void);
 
 
bool twr_spi_is_ready(void);
 
 
bool twr_spi_transfer(const void *source, void *destination, size_t length);
 
 
bool twr_spi_async_transfer(const void *source, void *destination, size_t length, void (*event_handler)(twr_spi_event_t event, void *event_param), void (*event_param));
 
 
#endif // _TWR_SPI_H