智能车窗.zip

#include "reg51.h" #include "ADC0832.h" #include "lcd1602.h" #include "DHT11.h" #define uchar unsigned char #define uint unsigned int sbit k1=P2^4;//按钮 sbit k2=P2^5; sbit k3=P2^6; sbit in1=P1^3;//雨水 sbit in2=P1^4;//车门 sbit led=P1^7;//led sbit AA=P3^4;//电机 sbit BB=P3^5; sbit CC=P3^6; sbit DD=P3^7; sbit AA1=P3^0;//电机2 sbit BB1=P3^1; sbit CC1=P3^2; sbit DD1=P3^3; uchar time=0,mode=0;//系统变量 uchar yan=0;//烟雾 uchar shidu=0;//湿度 uchar wei=0;//电机状态 uchar wei1=0;//电机2状态 uchar disp[]="Y:00% Humi:00%"; uchar flag=0; uchar flag1=0; void main()//主函数 { init_1602();//初始化LCD TMOD|=0X01; TH0=(65536-10000)/256; TL0=(65536-10000)%256; ET0=1;//打开定时器0中断允许 EA=1;//打开总中断 TR0=1;//打开定时器 while(1) { //手动控制 if(!k1)//开启 { led=0; mode=1; } if(!k2)//关闭 { led=1; mode=1; } if(!k3)//自动 { mode=0; } } } //定时器中断 void Timer0() interrupt 1 { uint i; if(time<10)//0.5s time++; else { time=0; i=ADC0832(0);//测量烟雾 yan=i*99/255; dht11_recive();//测量湿度 shidu=dht11_dat[0]; //自动控制 if(mode==0) { if(!in1 ||(yan<60)||(shidu>80) || !in2) led=1; else led=0; } //报警 //显示 disp[2]=yan/10+0x30; disp[3]=yan%10+0x30; disp[11]=shidu/10+0x30; disp[12]=shidu%10+0x30; write_string(1,0,disp); if(!in1) write_string(2,0,"rain"); else write_string(2,0," "); if(mode==0) write_string(2,8,"auto"); else write_string(2,8,"hand"); } if(!led &&(wei<50)) //正转 { switch(flag) { case 0:BB=1;break; case 1:AA=0;break; case 2:CC=1;break; case 3:BB=0;break; case 4:DD=1;break; case 5:CC=0;break; case 6:AA=1;break; case 7:DD=0; } if(flag<7)//下一个状态 flag++; else { flag=0; wei++; } } if(led &&(wei>0)) //反转 { switch(flag) { case 0:DD=1;break; case 1:AA=0;break; case 2:CC=1;break; case 3:DD=0;break; case 4:BB=1;break; case 5:CC=0;break; case 6:AA=1;break; case 7:BB=0; } if(flag<7)//下一个状态 flag++; else { flag=0; wei--; } } if(!in1&&!in2 &&(wei1<50)) //正转 { switch(flag1) { case 0:BB1=1;break; case 1:AA1=0;break; case 2:CC1=1;break; case 3:BB1=0;break; case 4:DD1=1;break; case 5:CC1=0;break; case 6:AA1=1;break; case 7:DD1=0; } if(flag1<7)//下一个状态 flag1++; else { flag1=0; wei1++; } } if(in1 &&(wei1>0)) //反转 { switch(flag1) { case 0:DD1=1;break; case 1:AA1=0;break; case 2:CC1=1;break; case 3:DD1=0;break; case 4:BB1=1;break; case 5:CC1=0;break; case 6:AA1=1;break; case 7:BB1=0; } if(flag1<7)//下一个状态 flag1++; else { flag1=0; wei1--; } } TH0=(65536-10000)/256; TL0=(65536-10000)%256; }