51单片机红外遥控格力空调程序#include <reg52.h>#define uchar unsigned char#define uint unsigned intsbit key1=P3^4;//按键控制开机sbit key2=P3^5;//按键控制关机sbit key3=P3^6;//按键控制温度+sbit key4=P3^7;//按键控制温度-sbit out=P1^5;//发送IO口uchar wd1[15]={0x00,0x08,0x04,0x0c,0x02,0x0a,0x06,0x0e,0x01,0x09,0x05,0x0d,0x03,0x0b,0x07};uchar wd2[15]={0x0a,0x06,0x0e,0x01,0x09,0x05,0x0d,0x03,0x0b,0x07,0x0f,0x00,0x08,0x04,0x0c};uchar x=12;//开机28度/************晶振11.0592MHz**************/ void delay(uint xms){uint i,j;for(i=xms;i>0;i--) //i=xms即延时约xms毫秒for(j=112;j>0;j--);}void delay560us(void) //560us延迟函数{uint j;for(j=63;j>0;j--);}void delay4500us(void) //4.5ms延迟函数{uint j;for(j=516;j>0;j--);}void khz_2(uint num) //38KHZ脉冲占空比1:2{for(;num>0;num--){out=~out;}}void send0_a(void) //发送0{khz_2(42) ;//khz_3(21) ;out=1;delay560us();}void send1_a(void) //发送1 {khz_2(42) ;out=1;delay560us();delay560us();delay560us();}void leadcode_a(void) //发送引导码{khz_2(690) ;out=1;delay4500us();}/***************************关机****************************/void close( uchar a,uchar b,uchar c,uchar d) {uint i;leadcode_a();send1_a();for(i=0;i<7;i++)send0_a();if(a)send1_a();elsesend0_a();if(b)send1_a();elsesend0_a();if(c)send1_a();elsesend0_a();if(d)send1_a();elsesend0_a();send0_a();send0_a();send0_a();for(i=0;i<5;i++)send0_a();send1_a();for(i=0;i<6;i++)send0_a();send1_a();send0_a();send1_a();send0_a();send0_a();send1_a();send0_a();khz_2(42) ;out=1;delay(20);}void close1(uchar e,uchar f,uchar g,uchar h ) {uchar i;for(i=0;i<13;i++)send1_a();send0_a();send0_a();for(i=0;i<12;i++)send0_a();if(e)send1_a();elsesend0_a();if(f)send1_a();elsesend0_a();if(g)send1_a();elsesend0_a();if(h)send0_a();elsesend1_a();khz_2(42) ;out=1;delay(1000);/*******************************************//****************开机************************/}void open(uchar a,uchar b,uchar c,uchar d ){uint i;leadcode_a();send1_a();send0_a();send0_a();send1_a();for(i=0;i<4;i++)send0_a();if(a)send1_a();elsesend0_a();if(b)send1_a();elsesend0_a();if(c)send1_a();elsesend0_a();if(d)send1_a();elsesend0_a();send0_a();send0_a();send0_a();send0_a()；for(i=0;i<5;i++)send0_a();send1_a();for(i=0;i<6;i++)send0_a();send1_a();send0_a();send1_a();send0_a();send0_a();send1_a();send0_a();khz_2(42) ;out=1;delay(20);}void open1(uchar e,uchar f,uchar g,uchar h) {uchar i;for(i=0;i<13;i++)send0_a();send1_a();send0_a();send0_a();for(i=0;i<12;i++)send0_a();if(e)send1_a();elsesend0_a();if(f)send1_a();elsesend0_a();if(g)send1_a();elsesend0_a();if(h)send1_a();elsesend0_a();khz_2(42) ;out=1;delay(1000);}void keyscan(){uchar a,b,c,d,e,f,g,h;if(key1==0){delay(10);if(key1==0){while(!key1);if(wd1[x] & 0x08)a=1;elsea=0;if(wd1[x] & 0x04)b=1;elseb=0;if(wd1[x] & 0x02)c=1;elsec=0;if(wd1[x] & 0x01)d=1;elsed=0;if(wd2[x] & 0x08) e=1;elsee=0;if(wd2[x] & 0x04)f=1;elsef=0;if(wd2[x] & 0x02)g=1;elseg=0;if(wd2[x] & 0x01)h=1;elseh=0;open(a,b,c,d);open1(e,f,g,h);}}if(key2==0){delay(10);if(key2==0){while(!key2);if((wd1[x] & 0x08)) a=1;elsea=0;if((wd1[x] & 0x04))b=1;elseb=0;if((wd1[x] & 0x02))c=1;elsec=0;if((wd1[x] & 0x01))d=1;elsed=0;if((wd2[x] & 0x08))e=1;elsee=0;if((wd2[x] & 0x04))elsef=0;if((wd2[x] & 0x02))g=1;elseg=0;if((wd2[x] & 0x01))h=1;elseh=0;close(a,b,c,d);close1(e,f,g,h);}}if(key3==0){delay(10);if(key3==0){while(!key1);x++;if((wd1[x] & 0x08)) a=1;elseif((wd1[x] & 0x04))b=1;elseb=0;if((wd1[x] & 0x02))c=1;elsec=0;if((wd1[x] & 0x01))d=1;elsed=0;if((wd2[x] & 0x08)) e=1;elsee=0;if((wd2[x] & 0x04))f=1;elsef=0;if((wd2[x] & 0x02))g=1;elseg=0;if((wd2[x] & 0x01))h=1;elseh=0;open(a,b,c,d);open1(e,f,g,h);}}if(key4==0){delay(10);if(key4==0){while(!key1);x--;if((wd1[x] & 0x08))a=1;elsea=0;if((wd1[x] & 0x04))b=1;elseb=0;if((wd1[x] & 0x02))c=1;elsec=0;if((wd1[x] & 0x01))d=1;elsed=0;if((wd2[x] & 0x08)) e=1;elsee=0;if((wd2[x] & 0x04))f=1;elsef=0;if((wd2[x] & 0x02))g=1;elseg=0;if((wd2[x] & 0x01))h=1;elseh=0;open(a,b,c,d);open1(e,f,g,h);}}}void init(){key1=1;key2=1;key3=1;key4=1;out=1;}void main(){init();while(1){keyscan();}}。