智能家居-基于香橙派——烟雾报警器（二）

MQ2烟雾传感器+有源蜂鸣器模块

实现烟雾报警功能

主函数Mainpro.c

#include <stdio.h>
#include <string.h>
#include "controlDevice.h"
#include <unistd.h>


struct Device *findDeviceByName(char *name,struct Device *phead)
{
	struct Device* tmp = phead;

	if(phead == NULL){
		return NULL;
	}else{
		while(tmp != NULL){
			if(strcmp(tmp->DeviceName,name) == 0){
				return tmp;
			}
			tmp = tmp->next;
		}
		return NULL;
	}
}


int main()
{
	if(wiringPiSetup() == -1){
			printf("set up error!\n");
			return -1;
	}
	struct Device *tmp = NULL;
	struct Device *tmp1 = NULL;
	char *name = "restaurant";
	int frieStatus;
	
	struct Device *pDeviceHead = NULL;
	pDeviceHead = addrBathroomLight(pDeviceHead);
	pDev