driver_ads1110_basic.c

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#include "driver_ads1110_basic.h"
 
static ads1110_handle_t gs_handle;        

uint8_t ads1110_basic_init(ads1110_address_t addr)
{
    uint8_t res;
    
    /* link interface function */
    DRIVER_ADS1110_LINK_INIT(&gs_handle, ads1110_handle_t); 
    DRIVER_ADS1110_LINK_IIC_INIT(&gs_handle, ads1110_interface_iic_init);
    DRIVER_ADS1110_LINK_IIC_DEINIT(&gs_handle, ads1110_interface_iic_deinit);
    DRIVER_ADS1110_LINK_IIC_READ_COMMAND(&gs_handle, ads1110_interface_iic_read_cmd);
    DRIVER_ADS1110_LINK_IIC_WRITE_COMMAND(&gs_handle, ads1110_interface_write_cmd);
    DRIVER_ADS1110_LINK_DELAY_MS(&gs_handle, ads1110_interface_delay_ms);
    DRIVER_ADS1110_LINK_DEBUG_PRINT(&gs_handle, ads1110_interface_debug_print);
    
    /* set addr pin */
    res = ads1110_set_addr_pin(&gs_handle, addr);
    if (res != 0)
    {
        ads1110_interface_debug_print("ads1110: set addr failed.\n");
        
        return 1;
    }
    
    /* ads1110 init */
    res = ads1110_init(&gs_handle);
    if (res != 0)
    {
        ads1110_interface_debug_print("ads1110: init failed.\n");
        
        return 1;
    }
    
    /* set default rate */
    res = ads1110_set_rate(&gs_handle, ADS1110_BASIC_DEFAULT_RATE);
    if (res != 0)
    {
        ads1110_interface_debug_print("ads1110: set rate failed.\n");
        (void)ads1110_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set default gain */
    res = ads1110_set_gain(&gs_handle, ADS1110_BASIC_DEFAULT_GAIN);
    if (res != 0)
    {
        ads1110_interface_debug_print("ads1110: set compare failed.\n");
        (void)ads1110_deinit(&gs_handle);
        
        return 1;
    }
    
    /* start continuous read */
    res = ads1110_start_continuous_read(&gs_handle);
    if (res != 0)
    {
        ads1110_interface_debug_print("ads1110: start continuous read mode failed.\n");
        (void)ads1110_deinit(&gs_handle);
        
        return 1;
    }
 
    return 0;
}

uint8_t ads1110_basic_read(float *s)
{
    int16_t raw;
  
    /* read data */
    if (ads1110_continuous_read(&gs_handle, (int16_t *)&raw, s) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t ads1110_basic_deinit(void)
{
    uint8_t res;
    
    /* stop continuous read */
    res = ads1110_stop_continuous_read(&gs_handle);
    if (res != 0)
    {
        return 1;
    }
    
    /* deinit ads1110 */
    res = ads1110_deinit(&gs_handle);
    if (res != 0)
    {
        return 1;
    }
    
    return 0;
}