ra8_sci_spi.h

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#pragma once
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stdint.h>
 
#include "ra8_err.h"
#include "ra8_spi.h"

typedef struct {
  uint32_t       baud_hz;   
  uint32_t       pclk_hz;   
  ra8_spi_mode_t mode;      
  bool           lsb_first; 
} ra8_sci_spi_cfg_t;

[[nodiscard]] ra8_err_t ra8_sci_spi_init(uint8_t channel, const ra8_sci_spi_cfg_t* cfg);

[[nodiscard]] ra8_err_t ra8_sci_spi_deinit(uint8_t channel);

[[nodiscard]] ra8_err_t ra8_sci_spi_set_clock(uint8_t channel, uint32_t baud_hz, uint32_t pclk_hz);

[[nodiscard]] ra8_err_t ra8_sci_spi_xfer8(uint8_t channel, uint8_t tx, uint8_t* rx);

[[nodiscard]] ra8_err_t
ra8_sci_spi_xfer(uint8_t channel, const uint8_t* tx, uint8_t* rx, uint32_t len);
 
#ifdef __cplusplus
}
#endif