driver_max7219_basic.c

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#include "driver_max7219_basic.h"
 
static max7219_handle_t gs_handle;        

uint8_t max7219_basic_init(void)
{
    uint8_t res; 
    
    /* link functions */
    DRIVER_MAX7219_LINK_INIT(&gs_handle, max7219_handle_t);
    DRIVER_MAX7219_LINK_SPI_INIT(&gs_handle, max7219_interface_spi_init);
    DRIVER_MAX7219_LINK_SPI_DEINIT(&gs_handle, max7219_interface_spi_deinit);
    DRIVER_MAX7219_LINK_SPI_WRITE_COMMAND(&gs_handle, max7219_interface_spi_write_cmd);
    DRIVER_MAX7219_LINK_SPI_WRITE(&gs_handle, max7219_interface_spi_write);
    DRIVER_MAX7219_LINK_DELAY_MS(&gs_handle, max7219_interface_delay_ms);
    DRIVER_MAX7219_LINK_DEBUG_PRINT(&gs_handle, max7219_interface_debug_print);
    
    /* max7219 init */
    res = max7219_init(&gs_handle);
    if (res != 0)
    {
        max7219_interface_debug_print("max7219: init failed.\n");
        
        return 1;
    }
    
    /* max7219 set default decode */
    res = max7219_set_decode(&gs_handle, MAX7219_BASIC_DEFAULT_DECODE);
    if (res != 0)
    {
        max7219_interface_debug_print("max7219: set decode failed.\n");
        (void)max7219_deinit(&gs_handle);
        
        return 1;
    }
    
    /* max7219 set default mode */
    res = max7219_set_mode(&gs_handle, MAX7219_BASIC_DEFAULT_MODE);
    if (res != 0)
    {
        max7219_interface_debug_print("max7219: set mode failed.\n");
        (void)max7219_deinit(&gs_handle);
        
        return 1;
    }
    
    /* max7219 set default display test mode */
    res = max7219_set_display_test_mode(&gs_handle, MAX7219_BASIC_DEFAULT_TEST_MODE);
    if (res != 0)
    {
        max7219_interface_debug_print("max7219: set display test mode failed.\n");
        (void)max7219_deinit(&gs_handle);
        
        return 1;
    }
    
    /* max7219 set default intensity */
    res = max7219_set_intensity(&gs_handle, MAX7219_BASIC_DEFAULT_INTENSITY);
    if (res != 0)
    {
        max7219_interface_debug_print("max7219: set intensity failed.\n");
        (void)max7219_deinit(&gs_handle);
        
        return 1;
    }
    
    /* max7219 set default scan limit */
    res = max7219_set_scan_limit(&gs_handle, MAX7219_BASIC_DEFAULT_SCAN_LIMIT);
    if (res != 0)
    {
        max7219_interface_debug_print("max7219: set scan limit failed.\n");
        (void)max7219_deinit(&gs_handle);
        
        return 1;
    }
    
    return 0;
}

uint8_t max7219_basic_set_matrix(uint8_t matrix[8])
{
    /* set matrix */
    if (max7219_set_matrix(&gs_handle, matrix) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}

uint8_t max7219_basic_set_display(max7219_digital_t digital, uint8_t data)
{
    /* set display */
    if (max7219_set_display(&gs_handle, digital, data) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}

uint8_t max7219_basic_deinit(void)
{
    /* close max7219 */
    if (max7219_deinit(&gs_handle) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}