driver_tsl2561_interrupt.c

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#include "driver_tsl2561_interrupt.h"
 
static tsl2561_handle_t gs_handle;        

uint8_t tsl2561_interrupt_init(tsl2561_address_t addr_pin, tsl2561_interrupt_mode_t mode, 
                               uint16_t ch0_low_threshold, uint16_t ch0_high_threshold)
{
    uint8_t res;
    
    /* link interface function */
    DRIVER_TSL2561_LINK_INIT(&gs_handle, tsl2561_handle_t);
    DRIVER_TSL2561_LINK_IIC_INIT(&gs_handle, tsl2561_interface_iic_init);
    DRIVER_TSL2561_LINK_IIC_DEINIT(&gs_handle, tsl2561_interface_iic_deinit);
    DRIVER_TSL2561_LINK_IIC_READ(&gs_handle, tsl2561_interface_iic_read);
    DRIVER_TSL2561_LINK_IIC_WRITE(&gs_handle, tsl2561_interface_iic_write);
    DRIVER_TSL2561_LINK_DELAY_MS(&gs_handle, tsl2561_interface_delay_ms);
    DRIVER_TSL2561_LINK_DEBUG_PRINT(&gs_handle, tsl2561_interface_debug_print);
    
    /* set iic address */
    res = tsl2561_set_addr_pin(&gs_handle, addr_pin);
    if (res != 0)
    {
        tsl2561_interface_debug_print("tsl2561: set addr pin failed.\n");
        
        return 1;
    }
    
    /* tsl2561 init */
    res = tsl2561_init(&gs_handle);
    if (res != 0)
    {
        tsl2561_interface_debug_print("tsl2561: init failed.\n");
        
        return 1;
    }
    
    /* wake up */
    res = tsl2561_wake_up(&gs_handle);
    if (res != 0)
    {
        tsl2561_interface_debug_print("tsl2561: wake up failed.\n");
        (void)tsl2561_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set gain */
    res = tsl2561_set_gain(&gs_handle, TSL2561_INTERRUPT_DEFAULT_GAIN);
    if (res != 0)
    {
        tsl2561_interface_debug_print("tsl2561: set gain failed.\n");
        (void)tsl2561_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set integration time */
    res = tsl2561_set_integration_time(&gs_handle, TSL2561_INTERRUPT_DEFAULT_INTEGRATION_TIME);
    if (res != 0)
    {
        tsl2561_interface_debug_print("tsl2561: set integration time failed.\n");
        (void)tsl2561_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set interrupt mode */
    res =tsl2561_set_interrupt_mode(&gs_handle, mode);
    if (res != 0)
    {
        tsl2561_interface_debug_print("tsl2561: set interrupt mode failed.\n");
        (void)tsl2561_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set interrupt */
    res = tsl2561_set_interrupt(&gs_handle, TSL2561_BOOL_TRUE);
    if (res != 0)
    {
        tsl2561_interface_debug_print("tsl2561: disable interrupt failed.\n");
        (void)tsl2561_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set interrupt high threshold */
    res = tsl2561_set_interrupt_high_threshold(&gs_handle, ch0_high_threshold);
    if (res != 0)
    {
        tsl2561_interface_debug_print("tsl2561: set interrupt high threshold failed.\n");
        (void)tsl2561_deinit(&gs_handle);
        
        return 1;
    }
    
    /* set interrupt low threshold */
    res = tsl2561_set_interrupt_low_threshold(&gs_handle, ch0_low_threshold);
    if (res != 0)
    {
        tsl2561_interface_debug_print("tsl2561: set interrupt low threshold failed.\n");
        (void)tsl2561_deinit(&gs_handle);
        
        return 1;
    }
    
    return 0;
}

uint8_t tsl2561_interrupt_read(uint32_t *lux)
{
    uint16_t channel_0_raw;
    uint16_t channel_1_raw;
    
    /* read data */
    if (tsl2561_read(&gs_handle, (uint16_t *)&channel_0_raw, (uint16_t *)&channel_1_raw, lux) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}

uint8_t tsl2561_interrupt_deinit(void)
{
    /* close tsl2561 */
    if (tsl2561_deinit(&gs_handle) != 0)
    {
        return 1;
    }
    else
    {
        return 0;
    }
}