driver_hdc302x_interrupt.c

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#include "driver_hdc302x_interrupt.h"
 
static hdc302x_handle_t gs_handle;        

uint8_t hdc302x_interrupt_irq_handler(void)
{
    if (hdc302x_irq_handler(&gs_handle) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_init(hdc302x_address_t addr,
                               float temperature_low_deg, float temperature_high_deg,
                               float humidity_low_percentage, float humidity_high_percentage,
                               void (*callback)(uint16_t type))
{
    uint8_t res;
    uint16_t threshold;
    
    /* link interface function */
    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, callback);
 
    /* set addr */
    res = hdc302x_set_addr(&gs_handle, addr);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: set addr pin failed.\n");
        
        return 1;
    }
    
    /* hdc302x init */
    res = hdc302x_init(&gs_handle);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: init failed.\n");
        
        return 1;
    }
    
    /* set default low power mode */
    res = hdc302x_set_low_power_mode(&gs_handle, HDC302X_INTERRUPT_DEFAULT_LOW_POWER_MODE);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: set low power mode failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set default auto mode */
    res = hdc302x_set_auto_mode(&gs_handle, HDC302X_INTERRUPT_DEFAULT_AUTO_MODE);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: set auto mode failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
    
#if (HDC302X_INTERRUPT_DEFAULT_HEATER != 0)
    /* enable heater */
    res = hdc302x_enable_heater(&gs_handle);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: enable heater failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
#else
    /* disable heater */
    res = hdc302x_disable_heater(&gs_handle);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: disable heater failed.\n");
        (void)hdc302x_deinit(&gs_handle);
        
        return 1;
    }
#endif
    
    /* set default heater power */
    res = hdc302x_set_heater_power(&gs_handle, HDC302X_INTERRUPT_DEFAULT_HEATER_POWER);
    if (res != 0)
    {
        hdc302x_interface_debug_print("hdc302x: set heater power 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, 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;
    }
    
    /* 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;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_read(float *temperature, float *humidity)
{
    uint16_t temperature_raw;
    uint16_t humidity_raw;
    
    /* read data */
    if (hdc302x_continuous_read(&gs_handle, (uint16_t *)&temperature_raw, temperature,
                               (uint16_t *)&humidity_raw, humidity) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_read_humidity_min(float *humidity)
{
    uint16_t humidity_raw;
   
    /* read data */
    if (hdc302x_read_humidity_min(&gs_handle, (uint16_t *)&humidity_raw, humidity) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_read_humidity_max(float *humidity)
{
    uint16_t humidity_raw;
   
    /* read data */
    if (hdc302x_read_humidity_max(&gs_handle, (uint16_t *)&humidity_raw, humidity) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_read_temperature_min(float *temperature)
{
    uint16_t temperature_raw;
   
    /* read data */
    if (hdc302x_read_temperature_min(&gs_handle, &temperature_raw, temperature) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_read_temperature_max(float *temperature)
{
    uint16_t temperature_raw;
   
    /* read data */
    if (hdc302x_read_temperature_max(&gs_handle, &temperature_raw, temperature) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_deinit(void)
{
    /* stop continuous read */
    if (hdc302x_stop_continuous_read(&gs_handle) != 0)
    {
        return 1;
    }
    
    /* close hdc302x */
    if (hdc302x_deinit(&gs_handle) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_soft_reset(void)
{
    /* soft reset */
    if (hdc302x_soft_reset(&gs_handle) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_get_nist_id(uint8_t id[6])
{
    /* get nist id */
    if (hdc302x_get_nist_id(&gs_handle, id) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t hdc302x_interrupt_clear_status(void)
{
    /* clear status */
    if (hdc302x_clear_status(&gs_handle) != 0)
    {
        return 1;
    }
    
    return 0;
}