driver_stcc4_read_test.c

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#include "driver_stcc4_read_test.h"
 
static stcc4_handle_t gs_handle;        

uint8_t stcc4_read_test(stcc4_address_t address, uint32_t times)
{
    uint8_t res;
    uint32_t i;
    stcc4_info_t info;
    
    /* link functions */
    DRIVER_STCC4_LINK_INIT(&gs_handle, stcc4_handle_t);
    DRIVER_STCC4_LINK_IIC_INIT(&gs_handle, stcc4_interface_iic_init);
    DRIVER_STCC4_LINK_IIC_DEINIT(&gs_handle, stcc4_interface_iic_deinit);
    DRIVER_STCC4_LINK_IIC_WRITE_COMMAND(&gs_handle, stcc4_interface_iic_write_cmd);
    DRIVER_STCC4_LINK_IIC_READ_COMMAND(&gs_handle, stcc4_interface_iic_read_cmd);
    DRIVER_STCC4_LINK_DELAY_MS(&gs_handle, stcc4_interface_delay_ms);
    DRIVER_STCC4_LINK_DEBUG_PRINT(&gs_handle, stcc4_interface_debug_print);
    
    /* stcc4 info */
    res = stcc4_info(&info);
    if (res != 0)
    {
        stcc4_interface_debug_print("stcc4: get info failed.\n");
       
        return 1;
    }
    else
    {
        /* print chip information */
        stcc4_interface_debug_print("stcc4: chip is %s.\n", info.chip_name);
        stcc4_interface_debug_print("stcc4: manufacturer is %s.\n", info.manufacturer_name);
        stcc4_interface_debug_print("stcc4: interface is %s.\n", info.interface);
        stcc4_interface_debug_print("stcc4: driver version is %d.%d.\n", info.driver_version / 1000, (info.driver_version % 1000) / 100);
        stcc4_interface_debug_print("stcc4: min supply voltage is %0.1fV.\n", info.supply_voltage_min_v);
        stcc4_interface_debug_print("stcc4: max supply voltage is %0.1fV.\n", info.supply_voltage_max_v);
        stcc4_interface_debug_print("stcc4: max current is %0.2fmA.\n", info.max_current_ma);
        stcc4_interface_debug_print("stcc4: max temperature is %0.1fC.\n", info.temperature_max);
        stcc4_interface_debug_print("stcc4: min temperature is %0.1fC.\n", info.temperature_min);
    }
    
    /* start read test */
    stcc4_interface_debug_print("stcc4: start read test.\n");
    
    /* set address pin */
    res = stcc4_set_address_pin(&gs_handle, address);
    if (res != 0)
    {
        stcc4_interface_debug_print("stcc4: set address pin failed.\n");
        
        return 1;
    }
    
    /* stcc4 init */
    res = stcc4_init(&gs_handle);
    if (res != 0)
    {
        stcc4_interface_debug_print("stcc4: init failed.\n");
        
        return 1;
    }
    
    /* continuous read test */
    stcc4_interface_debug_print("stcc4: continuous read test.\n");
    
    /* start continuous measurement */
    res = stcc4_start_continuous_measurement(&gs_handle);
    if (res != 0)
    {
        stcc4_interface_debug_print("stcc4: start continuous measurement failed.\n");
        (void)stcc4_deinit(&gs_handle);
        
        return 1;
    }
    
    /* loop */
    for (i = 0; i < times; i++)
    {
        int16_t co2_raw;
        int16_t co2_ppm;
        uint16_t temperature_raw;
        float temperature_s;
        uint16_t humidity_raw;
        float humidity_s;
        uint16_t sensor_status;
        
        /* delay 1000ms */
        stcc4_interface_delay_ms(1000);
        
        /* read data */
        res = stcc4_read(&gs_handle, &co2_raw, &co2_ppm,
                         &temperature_raw, &temperature_s,
                         &humidity_raw, &humidity_s, &sensor_status);
        if (res != 0)
        {
            stcc4_interface_debug_print("stcc4: read failed.\n");
            (void)stcc4_deinit(&gs_handle);
            
            return 1;
        }
        
        /* output */
        stcc4_interface_debug_print("stcc4: co2 is %02dppm.\n", co2_ppm);
        stcc4_interface_debug_print("stcc4: temperature is %0.2fC.\n", temperature_s);
        stcc4_interface_debug_print("stcc4: humidity is %0.2f%%.\n", humidity_s);
        stcc4_interface_debug_print("stcc4: sensor status is 0x%04X.\n", sensor_status);
    }
    
    /* stop continuous measurement */
    res = stcc4_stop_continuous_measurement(&gs_handle);
    if (res != 0)
    {
        stcc4_interface_debug_print("stcc4: stop continuous measurement failed.\n");
        (void)stcc4_deinit(&gs_handle);
        
        return 1;
    }
    
    /* measure single shot test */
    stcc4_interface_debug_print("stcc4: measure single shot test.\n");
    
    /* loop */
    for (i = 0; i < times; i++)
    {
        int16_t co2_raw;
        int16_t co2_ppm;
        uint16_t temperature_raw;
        float temperature_s;
        uint16_t humidity_raw;
        float humidity_s;
        uint16_t sensor_status;
        
        /* delay 1000ms */
        stcc4_interface_delay_ms(1000);
        
        /* measure single shot */
        res = stcc4_measure_single_shot(&gs_handle);
        if (res != 0)
        {
            stcc4_interface_debug_print("stcc4: measure single shot failed.\n");
            (void)stcc4_deinit(&gs_handle);
            
            return 1;
        }
        
        /* read data */
        res = stcc4_read(&gs_handle, &co2_raw, &co2_ppm,
                         &temperature_raw, &temperature_s,
                         &humidity_raw, &humidity_s, &sensor_status);
        if (res != 0)
        {
            stcc4_interface_debug_print("stcc4: read failed.\n");
            (void)stcc4_deinit(&gs_handle);
            
            return 1;
        }
        
        /* output */
        stcc4_interface_debug_print("stcc4: co2 is %02dppm.\n", co2_ppm);
        stcc4_interface_debug_print("stcc4: temperature is %0.2fC.\n", temperature_s);
        stcc4_interface_debug_print("stcc4: humidity is %0.2f%%.\n", humidity_s);
        stcc4_interface_debug_print("stcc4: sensor status is 0x%04X.\n", sensor_status);
    }
    
    /* finish read test */
    stcc4_interface_debug_print("stcc4: finish read test.\n");
    (void)stcc4_deinit(&gs_handle);
 
    return 0;
}