driver_max30205_interrupt_test.c

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#include "driver_max30205_interrupt_test.h"
 
static max30205_handle_t gs_handle;        

uint8_t max30205_interrupt_test(max30205_address_t addr, max30205_interrupt_mode_t mode, 
                                float f_low_threshold, float f_high_threshold, uint32_t times)
{
    uint8_t res;
    uint32_t i;
    int16_t low_threshold, high_threshold;
    int16_t raw;
    float s;
    max30205_info_t info;
   
    /* link interface function */
    DRIVER_MAX30205_LINK_INIT(&gs_handle, max30205_handle_t);
    DRIVER_MAX30205_LINK_IIC_INIT(&gs_handle, max30205_interface_iic_init);
    DRIVER_MAX30205_LINK_IIC_DEINIT(&gs_handle, max30205_interface_iic_deinit);
    DRIVER_MAX30205_LINK_IIC_READ(&gs_handle, max30205_interface_iic_read);
    DRIVER_MAX30205_LINK_IIC_WRITE(&gs_handle, max30205_interface_iic_write);
    DRIVER_MAX30205_LINK_DELAY_MS(&gs_handle, max30205_interface_delay_ms);
    DRIVER_MAX30205_LINK_DEBUG_PRINT(&gs_handle, max30205_interface_debug_print);
    
    /* get information */
    res = max30205_info(&info);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: get info failed.\n");
       
        return 1;
    }
    else
    {
        /* print chip information */
        max30205_interface_debug_print("max30205: chip is %s.\n", info.chip_name);
        max30205_interface_debug_print("max30205: manufacturer is %s.\n", info.manufacturer_name);
        max30205_interface_debug_print("max30205: interface is %s.\n", info.interface);
        max30205_interface_debug_print("max30205: driver version is %d.%d.\n", info.driver_version / 1000, (info.driver_version % 1000) / 100);
        max30205_interface_debug_print("max30205: min supply voltage is %0.1fV.\n", info.supply_voltage_min_v);
        max30205_interface_debug_print("max30205: max supply voltage is %0.1fV.\n", info.supply_voltage_max_v);
        max30205_interface_debug_print("max30205: max current is %0.2fmA.\n", info.max_current_ma);
        max30205_interface_debug_print("max30205: max temperature is %0.1fC.\n", info.temperature_max);
        max30205_interface_debug_print("max30205: min temperature is %0.1fC.\n", info.temperature_min);
    }
    
    /* start interrupt test */
    max30205_interface_debug_print("max30205: start interrupt test.\n");
    res = max30205_set_addr_pin(&gs_handle, addr);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: set addr pin failed.\n");
       
        return 1;
    }
    
    /* max30205 init */
    res = max30205_init(&gs_handle);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: init failed.\n");
       
        return 1;
    }
    
    /* set normal format */
    res = max30205_set_data_format(&gs_handle, MAX30205_DATA_FORMAT_NORMAL);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: set data format failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set interrupt mode */
    res = max30205_set_interrupt_mode(&gs_handle, mode);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: set interrupt mode failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set fault queue 1 */
    res = max30205_set_fault_queue(&gs_handle, MAX30205_FAULT_QUEUE_1);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: set fault queue 1 failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set pin low activity */
    res = max30205_set_pin_polarity(&gs_handle, MAX30205_PIN_POLARITY_LOW);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: set pin polarity failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set disable bus timeout */
    res = max30205_set_bus_timeout(&gs_handle, MAX30205_BUS_TIMEOUT_DISABLE);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: set bus timeout failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* convert low threshold */
    res = max30205_convert_to_register(&gs_handle, f_low_threshold, (int16_t *)&low_threshold);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: convert to register failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set low threshold */
    res = max30205_set_interrupt_low_threshold(&gs_handle, low_threshold);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: set low threshold failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* convert high threshold */
    res = max30205_convert_to_register(&gs_handle, f_high_threshold, (int16_t *)&high_threshold);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: convert to register failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set high threshold */
    res = max30205_set_interrupt_high_threshold(&gs_handle, high_threshold);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: set high threshold failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* start continuous read */
    res = max30205_start_continuous_read(&gs_handle);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: start continuous read failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
    
    /* delay 1s */
    max30205_interface_delay_ms(1000);
    for (i = 0; i < times; i++)
    {
        /* read data */
        res = max30205_continuous_read(&gs_handle, (int16_t *)&raw, (float *)&s);
        if (res != 0)
        {
            max30205_interface_debug_print("max30205: read failed.\n");
            (void)max30205_deinit(&gs_handle);
            
            return 1;
        }
    
        /* output temperature */
        max30205_interface_debug_print("max30205: temperature: %.01fC.\n", s);
        if (s > f_high_threshold)
        {
            max30205_interface_debug_print("max30205: %d temperature is over high threshold, please see os pin.\n", i+1);
        }
        if (s < f_low_threshold)
        {
            max30205_interface_debug_print("max30205: %d temperature is below low threshold, please see os pin.\n", i+1);
        }
 
        /* delay 1s */
        max30205_interface_delay_ms(1000);
    }
 
    /* stop continuous read */
    res = max30205_stop_continuous_read(&gs_handle);
    if (res != 0)
    {
        max30205_interface_debug_print("max30205: stop continuous read failed.\n");
        (void)max30205_deinit(&gs_handle);
        
        return 1;
    }
 
    /* finish interrupt test */
    max30205_interface_debug_print("max30205: finish interrupt test.\n");
    (void)max30205_deinit(&gs_handle);
    
    return 0;
}