hal_spim.h

#ifndef HAL_SPIM_H
#define HAL_SPIM_H

#include "nrf.h"
#include "nrf_util.h"

#if SYS_CFG_PRESENT == 1
#include "sys_config.h"
#endif
#ifndef HAL_SPIM_PERIPH_USED 
#define HAL_SPIM_PERIPH_USED 0
#endif

#ifndef SPIM_USED 
#define SPIM_USED HAL_SPIM_PERIPH_USED
#endif


typedef enum
{
    HAL_SPIM_FREQ_125K = SPIM_FREQUENCY_FREQUENCY_K125,
    HAL_SPIM_FREQ_250K = SPIM_FREQUENCY_FREQUENCY_K250,
    HAL_SPIM_FREQ_500K = SPIM_FREQUENCY_FREQUENCY_K500,
    HAL_SPIM_FREQ_1M = SPIM_FREQUENCY_FREQUENCY_M1,
    HAL_SPIM_FREQ_2M = SPIM_FREQUENCY_FREQUENCY_M2,
    HAL_SPIM_FREQ_4M = SPIM_FREQUENCY_FREQUENCY_M4,
    HAL_SPIM_FREQ_8M = SPIM_FREQUENCY_FREQUENCY_M8
    
}hal_spim_freq_t;

typedef enum
{
    HAL_SPIM_SPI_MODE0,
    HAL_SPIM_SPI_MODE1,
    HAL_SPIM_SPI_MODE2,
    HAL_SPIM_SPI_MODE3,
}hal_spim_spi_mode_t;

typedef enum
{
    HAL_SPIM_MSB_FIRST,
    HAL_SPIM_LSB_FIRST,
}hal_spim_byte_order_t;

typedef enum
{
    HAL_SPIM_TX_DONE = SPIM_INTENSET_ENDTX_Msk,
    HAL_SPIM_RX_DONE = SPIM_INTENSET_ENDRX_Msk,
}hal_spim_intr_t;

typedef struct 
{
    uint32_t csBar_pin;
    uint32_t miso_pin;
    uint32_t mosi_pin;
    uint32_t sck_pin;
    hal_spim_freq_t freq;
    hal_spim_spi_mode_t spi_mode;
    hal_spim_byte_order_t byte_order;
    app_irq_priority_t irq_priority;
    uint32_t en_intr;
    void (*tx_done_handler )(uint32_t bytes_last_tx);
    void (*rx_done_handler )(uint32_t bytes_last_rx);
}hal_spim_init_t;

void hal_spim_init (hal_spim_init_t * spim_init);

void hal_spim_tx_rx (void * p_tx_data, uint32_t tx_len, void * p_rx_data, uint32_t rx_len);

uint32_t hal_spim_is_busy ();

void hal_spim_deinit ();

#endif /* HAL_SPIM_H */