/********************************************************************************* * Copyright: (C) 2019 LingYun IoT System Studio * All rights reserved. * * Filename: relay.c * Description: This file * * Version: 1.0.0(30/01/19) * Author: Guo Wenxue * ChangeLog: 1, Release initial version on "30/01/19 08:44:30" * ********************************************************************************/ #include #include "relay.h" void relay_init(void) { wiringPiSetup(); pinMode(RELAY_PIN, OUTPUT); } void turn_relay(int cmd) { if( OFF == cmd ) { digitalWrite ( RELAY_PIN, HIGH ); } else { digitalWrite ( RELAY_PIN, LOW ); } }