/*********************************************************************************
 *      Copyright:  (C) 2019 LingYun IoT System Studio
 *                  All rights reserved.
 *
 *       Filename:  hal.h
 *    Description:  This file is HAL(Hardware Abstract Layer) initial functions
 *                 
 *        Version:  1.0.0(2019年06月24日)
 *         Author:  Guo Wenxue <guowenxue@gmail.com>
 *      ChangeLog:  1, Release initial version on "2019年06月24日 23时46分47秒"
 *                 
 ********************************************************************************/

#ifndef  _HAL_H_
#define  _HAL_H_

#include "lylib/logger.h"

#include "led.h"
#include "relay.h"
#include "ds18b20.h"
#include "sht20.h"

int hal_init(void);

#endif   /* ----- #ifndef _HAL_H_  ----- */