基于51单片机的红外遥控计算器程序附电路图，注释详细

/*基于 51 单片机的红外遥控计算器程序*/*本程序用基于 TC9012 遥控器可直接操作，电路图，遥控器编码图在最后*/#include#include#include#define uint unsigned int#define uchar unsigned char#define lint unsigned long int sbit IR=P32; /红外接口标志bit irpro_ok,irok;uchar irtime,X,mir,fir; /红外用全局变量uchar IRcord4, irdata33;uchar DATA18=0,0,0,0,0,0,0,0; /第一个数uchar DATA28=0,0,0,0,0,0,0,0; /第二个数uchar RESUIT8=0,0,0,0,0,0,0,0; /结果 uchar px1=0,px2=0,px3=0,flag=0,flag1=0,flag2=0,flag3=0,f1=0,f2=0,f3=0,f4=0; /各全局变量uchar temp,key,fang1,fang2;lint x1=0,x2=0,y=0; /输入的数及其结果void delay(msx); /ms 延时函数void Init(); /系统初始化void INTInit(); /中断初始化void Ircordpro(); /红外码值处理函数void keyscan(); /键值检测void delay(uint); /延时void DataOper(); /数据运算void DataHandle(); /数据接收void DisplayHandle(); /显示处理void display(uchar,uchar); /数码管显示函数void main()INTInit();P0=0x00;while(1)keyscan();DataHandle();DisplayHandle(); void INTInit()TMOD=0x02; /定时器 0 工作方式 2，TH0 是重装值， TL0 是初值TH0=0x00; /reload valueTL0=0x00; /initial valueET0=1; /开中断TR0=1;IT0 = 1; / Configure interrupt 0 for falling edge on /INT0 (P3.2)EX0 = 1; / Enable EX0 InterruptEA = 1; void Init() /初始化，所有数据归零uchar i;px1=0;px2=0;px3=0;flag=0;flag1=0;flag2=0;flag3=0;f1=0;f2=0;f3=0;f4=0; x1=0;x2=0;y=0;for(i=0;i=31)mir=0; /4.5ms+4.5msirdatamir=irtime;irtime=0;mir+;if(mir=33)irok=1;mir=0;fir=0;elseirtime=0;fir=1;void Ircordpro(void) /红外码值处理函数 unsigned char i, j, k;unsigned char cord,value;k=1;for(i=0;i7) value=value|0x80;else value=value;if(j1;k+;IRcordi=value;value=0; if(IRcord0=IRcord1)fang2=1;void keyscan() /矩阵键值扫描子函数if(irok)Ircordpro();irok=0;fang1=1;if(fang1=1)fang2=0;switch(X)case 0x08: key=0;flag=1;break;case 0x01: key=1;flag=1;break;case 0x02: key=2;flag=1;break;case 0x03: key=3;flag=1;break;case 0x05: key=4;flag=1;break;case 0x06: key=5;flag=1;break;case 0x07: key=6;flag=1;break;case 0x09: key=7;flag=1;break;case 0x0A: key=8; flag=1;break;case 0x0B: key=9; flag=1;break;case 0x10: key=10;flag1=1;display(7,0);break;case 0x1A: key=11;flag1=1;display(7,0);break;case 0x16: key=12;flag2=1;Init();break;case 0x11: key=13;flag2=1;DataOper();break;case 0x15: key=14;flag1=1;display(7,0);break;case 0x19: key=15;fl