driver_ms5837_basic.c

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#include "driver_ms5837_basic.h"
 
static ms5837_handle_t gs_handle;        

uint8_t ms5837_basic_init(ms5837_type_t type)
{
    uint8_t res;
    
    /* link interface function */
    DRIVER_MS5837_LINK_INIT(&gs_handle, ms5837_handle_t);
    DRIVER_MS5837_LINK_IIC_INIT(&gs_handle, ms5837_interface_iic_init);
    DRIVER_MS5837_LINK_IIC_DEINIT(&gs_handle, ms5837_interface_iic_deinit);
    DRIVER_MS5837_LINK_IIC_READ(&gs_handle, ms5837_interface_iic_read);
    DRIVER_MS5837_LINK_IIC_WRITE(&gs_handle, ms5837_interface_iic_write);
    DRIVER_MS5837_LINK_DELAY_MS(&gs_handle, ms5837_interface_delay_ms);
    DRIVER_MS5837_LINK_DEBUG_PRINT(&gs_handle, ms5837_interface_debug_print);
    
    /* ms5837 init */
    res = ms5837_init(&gs_handle);
    if (res != 0)
    {
        ms5837_interface_debug_print("ms5837: init failed.\n");
       
        return 1;
    }
    
    /* set the type */
    res = ms5837_set_type(&gs_handle, type);
    if (res != 0)
    {
        ms5837_interface_debug_print("ms5837: set type failed.\n");
        (void)ms5837_deinit(&gs_handle);
       
        return 1;
    }
    
    /* set temperature osr */
    res = ms5837_set_temperature_osr(&gs_handle, MS5837_BASIC_DEFAULT_TEMPERATURE_OSR);
    if (res != 0)
    {
        ms5837_interface_debug_print("ms5837: set temperature osr failed.\n");
        (void)ms5837_deinit(&gs_handle);
       
        return 1;
    }
    
    /* set pressure osr */
    res = ms5837_set_pressure_osr(&gs_handle, MS5837_BASIC_DEFAULT_PRESSURE_OSR);
    if (res != 0)
    {
        ms5837_interface_debug_print("ms5837: set pressure osr failed.\n");
        (void)ms5837_deinit(&gs_handle);
       
        return 1;
    }
    
    return 0;
}

uint8_t ms5837_basic_read(float *temperature_c, float *pressure_mbar)
{
    uint32_t temperature_raw;
    uint32_t pressure_raw;
    
    /* read temperature and pressure */
    if (ms5837_read_temperature_pressure(&gs_handle, &temperature_raw, temperature_c, &pressure_raw, pressure_mbar) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}

uint8_t ms5837_basic_deinit(void)
{
    /* close ms5837 */
    if (ms5837_deinit(&gs_handle) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}