driver_max30102_fifo_test.c

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#include "driver_max30102_fifo_test.h"
 
static max30102_handle_t gs_handle;        
static volatile uint8_t gs_flag;           
static uint32_t gs_raw_red[32];            
static uint32_t gs_raw_ir[32];             

uint8_t max30102_fifo_test_irq_handler(void)
{
    /* run irq handler */
    if (max30102_irq_handler(&gs_handle) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}

static void a_max30102_interface_test_receive_callback(uint8_t type)
{
    switch (type)
    {
        case MAX30102_INTERRUPT_STATUS_FIFO_FULL :
        {
            uint8_t res;
            uint8_t len;
 
            /* read data */
            len = 32;
            res = max30102_read(&gs_handle, (uint32_t *)gs_raw_red, (uint32_t *)gs_raw_ir, (uint8_t *)&len);
            if (res != 0)
            {
                max30102_interface_debug_print("max30102: read failed.\n");
            }
            max30102_interface_debug_print("max30102: irq fifo full with %d.\n", len);
            gs_flag = 1;
 
            break;
        }
        case MAX30102_INTERRUPT_STATUS_PPG_RDY :
        {
            max30102_interface_debug_print("max30102: irq ppg rdy.\n");
 
            break;
        }
        case MAX30102_INTERRUPT_STATUS_ALC_OVF :
        {
            max30102_interface_debug_print("max30102: irq alc ovf.\n");
 
            break;
        }
        case MAX30102_INTERRUPT_STATUS_PWR_RDY :
        {
            max30102_interface_debug_print("max30102: irq pwr rdy.\n");
 
            break;
        }
        case MAX30102_INTERRUPT_STATUS_DIE_TEMP_RDY :
        {
            max30102_interface_debug_print("max30102: irq die temp rdy.\n");
 
            break;
        }
        default :
        {
            max30102_interface_debug_print("max30102: unknown code.\n");
 
            break;
        }
    }
}

uint8_t max30102_fifo_test(uint32_t times)
{
    uint8_t res;
    uint32_t timeout;
    uint16_t raw;
    float temp;
    max30102_bool_t enable;
    max30102_info_t info;
 
    /* link interface function */
    DRIVER_MAX30102_LINK_INIT(&gs_handle, max30102_handle_t);
    DRIVER_MAX30102_LINK_IIC_INIT(&gs_handle, max30102_interface_iic_init);
    DRIVER_MAX30102_LINK_IIC_DEINIT(&gs_handle, max30102_interface_iic_deinit);
    DRIVER_MAX30102_LINK_IIC_READ(&gs_handle, max30102_interface_iic_read);
    DRIVER_MAX30102_LINK_IIC_WRITE(&gs_handle, max30102_interface_iic_write);
    DRIVER_MAX30102_LINK_DELAY_MS(&gs_handle, max30102_interface_delay_ms);
    DRIVER_MAX30102_LINK_DEBUG_PRINT(&gs_handle, max30102_interface_debug_print);
    DRIVER_MAX30102_LINK_RECEIVE_CALLBACK(&gs_handle, a_max30102_interface_test_receive_callback);
 
    /* get information */
    res = max30102_info(&info);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: get info failed.\n");
 
        return 1;
    }
    else
    {
        /* print chip info */
        max30102_interface_debug_print("max30102: chip is %s.\n", info.chip_name);
        max30102_interface_debug_print("max30102: manufacturer is %s.\n", info.manufacturer_name);
        max30102_interface_debug_print("max30102: interface is %s.\n", info.interface);
        max30102_interface_debug_print("max30102: driver version is %d.%d.\n", info.driver_version / 1000, (info.driver_version % 1000) / 100);
        max30102_interface_debug_print("max30102: min supply voltage is %0.1fV.\n", info.supply_voltage_min_v);
        max30102_interface_debug_print("max30102: max supply voltage is %0.1fV.\n", info.supply_voltage_max_v);
        max30102_interface_debug_print("max30102: max current is %0.2fmA.\n", info.max_current_ma);
        max30102_interface_debug_print("max30102: max temperature is %0.1fC.\n", info.temperature_max);
        max30102_interface_debug_print("max30102: min temperature is %0.1fC.\n", info.temperature_min);
    }
 
    /* start read test */
    max30102_interface_debug_print("max30102: start fifo test.\n");
 
    /* init the max30102 */
    res = max30102_init(&gs_handle);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: init failed.\n");
 
        return 1;
    }
 
    /* enable shutdown */
    res = max30102_set_shutdown(&gs_handle, MAX30102_BOOL_TRUE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set shutdown failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set fifo sample averaging */
    res = max30102_set_fifo_sample_averaging(&gs_handle, MAX30102_SAMPLE_AVERAGING_8);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set fifo sample averaging failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set fifo roll */
    res = max30102_set_fifo_roll(&gs_handle, MAX30102_BOOL_TRUE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set fifo roll failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set fifo almost full */
    res = max30102_set_fifo_almost_full(&gs_handle, 0xF);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set fifo almost full failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set mode */
    res = max30102_set_mode(&gs_handle, MAX30102_MODE_SPO2);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set mode failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set spo2 adc range */
    res = max30102_set_spo2_adc_range(&gs_handle, MAX30102_SPO2_ADC_RANGE_4096);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set spo2 adc range failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set spo2 sample rate */
    res = max30102_set_spo2_sample_rate(&gs_handle, MAX30102_SPO2_SAMPLE_RATE_100_HZ);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set spo2 sample rate failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set adc resolution */
    res = max30102_set_adc_resolution(&gs_handle, MAX30102_ADC_RESOLUTION_18_BIT);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set adc resolution failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set led red pulse amplitude */
    res = max30102_set_led_red_pulse_amplitude(&gs_handle, 0x7F);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set led red pulse amplitude failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set led ir pulse amplitude */
    res = max30102_set_led_ir_pulse_amplitude(&gs_handle, 0x7F);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set led ir pulse amplitude failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set slot */
    res = max30102_set_slot(&gs_handle, MAX30102_SLOT_1, MAX30102_LED_RED);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set slot failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set slot */
    res = max30102_set_slot(&gs_handle, MAX30102_SLOT_2, MAX30102_LED_IR);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set slot failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set slot */
    res = max30102_set_slot(&gs_handle, MAX30102_SLOT_3, MAX30102_LED_NONE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set slot failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set slot */
    res = max30102_set_slot(&gs_handle, MAX30102_SLOT_4, MAX30102_LED_NONE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set slot failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* disable die temperature */
    res = max30102_set_die_temperature(&gs_handle, MAX30102_BOOL_FALSE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set die temperature failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set interrupt */
    res = max30102_set_interrupt(&gs_handle, MAX30102_INTERRUPT_FIFO_FULL_EN, MAX30102_BOOL_TRUE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set interrupt failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set interrupt */
    res = max30102_set_interrupt(&gs_handle, MAX30102_INTERRUPT_PPG_RDY_EN, MAX30102_BOOL_FALSE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set interrupt failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set interrupt */
    res = max30102_set_interrupt(&gs_handle, MAX30102_INTERRUPT_ALC_OVF_EN, MAX30102_BOOL_TRUE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set interrupt failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* set interrupt */
    res = max30102_set_interrupt(&gs_handle, MAX30102_INTERRUPT_DIE_TEMP_RDY_EN, MAX30102_BOOL_FALSE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set interrupt failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* disable shutdown */
    res = max30102_set_shutdown(&gs_handle, MAX30102_BOOL_FALSE);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: set shutdown failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* get status */
    res = max30102_get_interrupt_status(&gs_handle, MAX30102_INTERRUPT_STATUS_FIFO_FULL, &enable);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: get interrupt status failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* get status */
    res = max30102_get_interrupt_status(&gs_handle, MAX30102_INTERRUPT_STATUS_DIE_TEMP_RDY, &enable);
    if (res != 0)
    {
        max30102_interface_debug_print("max30102: get interrupt status failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
    
    /* read temperature */
    res = max30102_read_temperature(&gs_handle, (uint16_t *)&raw, (float *)&temp);
    if (res)
    {
        max30102_interface_debug_print("max30102: read temperature failed.\n");
        max30102_deinit(&gs_handle);
       
        return 1;
    }
    max30102_interface_debug_print("max30102: temperature is %0.4fC.\n", temp);
    
    /* read data */
    gs_flag = 0;
    timeout = 5000;
    while (timeout != 0)
    {
        if (gs_flag != 0)
        {
            /* clear config */
            gs_flag = 0;
            timeout = 5000;
            times--;
            if (times == 0)
            {
                break;
            }
        }
        max30102_interface_delay_ms(1);
        timeout--;
    }
 
    /* check timeout */
    if (timeout == 0)
    {
        max30102_interface_debug_print("max30102: read timeout failed.\n");
        (void)max30102_deinit(&gs_handle);
 
        return 1;
    }
 
    /* finish read test */
    max30102_interface_debug_print("max30102: finish fifo test.\n");
    (void)max30102_deinit(&gs_handle);
 
    return 0;
}