/******************************************************************************** * Copyright: (C) 2019 LingYun IoT System Studio * All rights reserved. * * Filename: relay.h * Description: This head file * * Version: 1.0.0(30/01/19) * Author: Guo Wenxue * ChangeLog: 1, Release initial version on "30/01/19 08:49:31" * ********************************************************************************/ #ifndef _RELAY_H_ #define _RELAY_H_ #ifndef ON #define ON 1 #define OFF 0 #endif /* I/O Pin connected to PIN#18, BCM code pin number is 24 and wPi pin number is 5 */ #define RELAY_PIN 5 void relay_init(void); void turn_relay(int cmd); #endif /* ----- #ifndef _RELAY_H_ ----- */