driver_sht4x_basic.c

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#include "driver_sht4x_basic.h"
 
static sht4x_handle_t gs_handle;        

uint8_t sht4x_basic_init(sht4x_address_t addr)
{
    uint8_t res;
    
    /* link functions */
    DRIVER_SHT4X_LINK_INIT(&gs_handle, sht4x_handle_t);
    DRIVER_SHT4X_LINK_IIC_INIT(&gs_handle, sht4x_interface_iic_init);
    DRIVER_SHT4X_LINK_IIC_DEINIT(&gs_handle, sht4x_interface_iic_deinit);
    DRIVER_SHT4X_LINK_IIC_READ_COMMAND(&gs_handle, sht4x_interface_iic_read_cmd);
    DRIVER_SHT4X_LINK_IIC_WRITE_COMMAND(&gs_handle, sht4x_interface_iic_write_cmd);
    DRIVER_SHT4X_LINK_DELAY_MS(&gs_handle, sht4x_interface_delay_ms);
    DRIVER_SHT4X_LINK_DEBUG_PRINT(&gs_handle, sht4x_interface_debug_print);
 
    /* set addr */
    res = sht4x_set_addr(&gs_handle, addr);
    if (res != 0)
    {
        sht4x_interface_debug_print("sht4x: set addr pin failed.\n");
        
        return 1;
    }
    
    /* sht4x init */
    res = sht4x_init(&gs_handle);
    if (res != 0)
    {
        sht4x_interface_debug_print("sht4x: init failed.\n");
        
        return 1;
    }
    
    return 0;
}

uint8_t sht4x_basic_read(float *temperature, float *humidity)
{
    uint16_t temperature_raw;
    uint16_t humidity_raw;
   
    /* read data */
    if (sht4x_read(&gs_handle, SHT4X_BASIC_DEFAULT_MODE,
                  (uint16_t *)&temperature_raw, temperature,
                  (uint16_t *)&humidity_raw, humidity) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t sht4x_basic_deinit(void)
{
    /* close sht4x */
    if (sht4x_deinit(&gs_handle) != 0)
    {
        return 1;
    }
    
    return 0;
}

uint8_t sht4x_basic_get_serial_number(uint8_t num[4])
{
    /* get serial number */
    if (sht4x_get_serial_number(&gs_handle, num) != 0)
    {
        return 1;
    }
    
    return 0;
}