driver_bh1750fvi_basic.c

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#include "driver_bh1750fvi_basic.h"
 
static bh1750fvi_handle_t gs_handle;        

uint8_t bh1750fvi_basic_init(bh1750fvi_address_t addr_pin)
{
    uint8_t res;
    
    /* link interface function */
    DRIVER_BH1750FVI_LINK_INIT(&gs_handle, bh1750fvi_handle_t);
    DRIVER_BH1750FVI_LINK_IIC_INIT(&gs_handle, bh1750fvi_interface_iic_init);
    DRIVER_BH1750FVI_LINK_IIC_DEINIT(&gs_handle, bh1750fvi_interface_iic_deinit);
    DRIVER_BH1750FVI_LINK_IIC_READ_CMD(&gs_handle, bh1750fvi_interface_iic_read_cmd);
    DRIVER_BH1750FVI_LINK_IIC_WRITE_CMD(&gs_handle, bh1750fvi_interface_iic_write_cmd);
    DRIVER_BH1750FVI_LINK_DELAY_MS(&gs_handle, bh1750fvi_interface_delay_ms);
    DRIVER_BH1750FVI_LINK_DEBUG_PRINT(&gs_handle, bh1750fvi_interface_debug_print);
    
    /* set the addr pin */
    res = bh1750fvi_set_addr_pin(&gs_handle, addr_pin);
    if (res != 0)
    {
        bh1750fvi_interface_debug_print("bh1750fvi: set addr pin failed.\n");
       
        return 1;
    }
    
    /* init */
    res = bh1750fvi_init(&gs_handle);
    if (res != 0)
    {
        bh1750fvi_interface_debug_print("bh1750fvi: init failed.\n");
       
        return 1;
    }
    
    /* power on */
    res = bh1750fvi_power_on(&gs_handle);
    if (res != 0)
    {
        bh1750fvi_interface_debug_print("bh1750fvi: power on failed.\n");
        (void)bh1750fvi_deinit(&gs_handle);
       
        return 1;
    }
    
    /* set mode */
    res = bh1750fvi_set_mode(&gs_handle, BH1750FVI_BASIC_DEFAULT_MODE);
    if (res != 0)
    {
        bh1750fvi_interface_debug_print("bh1750fvi: set mode failed.\n");
        (void)bh1750fvi_deinit(&gs_handle);
       
        return 1;
    }
    
    /* set measurement time */
    res = bh1750fvi_set_measurement_time(&gs_handle, BH1750FVI_BASIC_DEFAULT_MEASUREMENT_TIME);
    if (res != 0)
    {
        bh1750fvi_interface_debug_print("bh1750fvi: set measurement time failed.\n");
        (void)bh1750fvi_deinit(&gs_handle);
       
        return 1;
    }
    
    /* start continuous read */
    res = bh1750fvi_start_continuous_read(&gs_handle);
    if (res != 0)
    {
        bh1750fvi_interface_debug_print("bh1750fvi: start continuous read failed.\n");
        (void)bh1750fvi_deinit(&gs_handle);
       
        return 1;
    }
    
    return 0;
}

uint8_t bh1750fvi_basic_read(float *lux)
{
    uint8_t res;
    uint16_t raw;
    
    /* continuous read */
    res = bh1750fvi_continuous_read(&gs_handle, &raw, lux);
    if (res != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}

uint8_t bh1750fvi_basic_deinit(void)
{
    uint8_t res;
    
    /* stop continuous read */
    res = bh1750fvi_stop_continuous_read(&gs_handle);
    if (res != 0)
    {
        return 1;
    }
    
    /* deinit */
    res = bh1750fvi_deinit(&gs_handle);
    if (res != 0)
    {
        return 1;
    }
    
    return 0;
}