driver_hdc302x_interrupt_test.c

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#include "driver_hdc302x_interrupt_test.h"
 
static hdc302x_handle_t gs_handle;        

uint8_t hdc302x_interrupt_test(hdc302x_address_t addr,
                               float temperature_low_deg, float temperature_high_deg,
                               float humidity_low_percentage, float humidity_high_percentage,
                               uint32_t times)
{
    uint8_t res;
    uint16_t threshold;
    uint32_t i;
    hdc302x_info_t info;
    
    /* link functions */
    DRIVER_HDC302X_LINK_INIT(&gs_handle, hdc302x_handle_t);
    DRIVER_HDC302X_LINK_IIC_INIT(&gs_handle, hdc302x_interface_iic_init);
    DRIVER_HDC302X_LINK_IIC_DEINIT(&gs_handle, hdc302x_interface_iic_deinit);
    DRIVER_HDC302X_LINK_IIC_READ_ADDRESS16(&gs_handle, hdc302x_interface_iic_read_address16);
    DRIVER_HDC302X_LINK_IIC_WRITE_ADDRESS16(&gs_handle, hdc302x_interface_iic_write_address16);
    DRIVER_HDC302X_LINK_DELAY_MS(&gs_handle, hdc302x_interface_delay_ms);
    DRIVER_HDC302X_LINK_DEBUG_PRINT(&gs_handle, hdc302x_interface_debug_print);
    DRIVER_HDC302X_LINK_RECEIVE_CALLBACK(&gs_handle, hdc302x_interface_receive_callback);
    
    /* hdc302x info */
    res = hdc302x_info(&info);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: get info failed.\n");
       
        return 1;
    }
    else
    {
        /* print chip information */
        hdc302x_interface_debug_print("hdc302x: chip is %s.\n", info.chip_name);
        hdc302x_interface_debug_print("hdc302x: manufacturer is %s.\n", info.manufacturer_name);
        hdc302x_interface_debug_print("hdc302x: interface is %s.\n", info.interface);
        hdc302x_interface_debug_print("hdc302x: driver version is %d.%d.\n", info.driver_version / 1000, (info.driver_version % 1000) / 100);
        hdc302x_interface_debug_print("hdc302x: min supply voltage is %0.1fV.\n", info.supply_voltage_min_v);
        hdc302x_interface_debug_print("hdc302x: max supply voltage is %0.1fV.\n", info.supply_voltage_max_v);
        hdc302x_interface_debug_print("hdc302x: max current is %0.2fmA.\n", info.max_current_ma);
        hdc302x_interface_debug_print("hdc302x: max temperature is %0.1fC.\n", info.temperature_max);
        hdc302x_interface_debug_print("hdc302x: min temperature is %0.1fC.\n", info.temperature_min);
    }
    
    /* start interrupt test */
    hdc302x_interface_debug_print("hdc302x: start interrupt test.\n");
    
    /* set address */
    res = hdc302x_set_addr(&gs_handle, addr);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: set addr failed.\n");
       
        return 1;
    }
    
    /* hdc302x init */
    res = hdc302x_init(&gs_handle);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: init failed.\n");
       
        return 1;
    }
    
    /* alert threshold convert to register */
    res = hdc302x_alert_threshold_convert_to_register(&gs_handle, temperature_low_deg, humidity_low_percentage, &threshold);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: alert threshold convert to register failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* write set low alert */
    res = hdc302x_write_set_low_alert(&gs_handle, threshold);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: write set low alert failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* alert threshold convert to register */
    res = hdc302x_alert_threshold_convert_to_register(&gs_handle, temperature_low_deg + 1.0f, humidity_low_percentage + 1.0f, &threshold);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: alert threshold convert to register failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* write clear low alert */
    res = hdc302x_write_clear_low_alert(&gs_handle, threshold);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: write clear low alert failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* alert threshold convert to register */
    res = hdc302x_alert_threshold_convert_to_register(&gs_handle, temperature_high_deg, humidity_high_percentage, &threshold);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: alert threshold convert to register failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* write set high alert */
    res = hdc302x_write_set_high_alert(&gs_handle, threshold);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: write set high alert failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* check humidity high percentage */
    if (humidity_high_percentage - 1.0f < 0.0f)
    {
        hdc302x_interface_debug_print("hdc302x: humidity_high_percentage < 1.0f.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* alert threshold convert to register */
    res = hdc302x_alert_threshold_convert_to_register(&gs_handle, temperature_high_deg - 1.0f, humidity_high_percentage - 1.0f, &threshold);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: alert threshold convert to register failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* write clear high alert */
    res = hdc302x_write_clear_high_alert(&gs_handle, threshold);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: write clear high alert failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set low power mode 0 */
    res = hdc302x_set_low_power_mode(&gs_handle, HDC302X_LOW_POWER_MODE_0);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: set low power mode failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set auto mode 1Hz */
    res = hdc302x_set_auto_mode(&gs_handle, HDC302X_AUTO_MODE_1_HZ);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: set auto mode failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* clear status */
    res = hdc302x_clear_status(&gs_handle);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: clear status failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* start continuous read */
    res = hdc302x_start_continuous_read(&gs_handle);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: start continuous read failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* wait 500 ms */
    hdc302x_interface_delay_ms(500);
    
    /* loop */
    for (i = 0; i < times; i++)
    {
        uint16_t temperature_raw;
        float temperature_s;
        uint16_t humidity_raw;
        float humidity_s;
        
        /* read data */
        res = hdc302x_continuous_read(&gs_handle, &temperature_raw, &temperature_s, &humidity_raw, &humidity_s);
        if (res != 0)
        {
            hdc302x_interface_debug_print("hdc302x: read failed.\n");
            (void)hdc302x_deinit(&gs_handle);
            
            return 1;
        }
        hdc302x_interface_debug_print("hdc302x: temperature is %0.2fC.\n", temperature_s);
        hdc302x_interface_debug_print("hdc302x: humidity is %0.2f%%.\n", humidity_s);
        
        /* run the handler */
        res = hdc302x_irq_handler(&gs_handle);
        if (res != 0)
        {
            hdc302x_interface_debug_print("hdc302x: irq run failed.\n");
            (void)hdc302x_deinit(&gs_handle);
            
            return 1;
        }
        
        /* wait 1000 ms */
        hdc302x_interface_delay_ms(1000);
    }
    
    /* stop continuous read */
    res = hdc302x_stop_continuous_read(&gs_handle);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: stop continuous read failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* finish interrupt test */
    hdc302x_interface_debug_print("hdc302x: finish interrupt test.\n");
    (void)hdc302x_deinit(&gs_handle);
 
    return 0;
}