转自：http://www.51hei.com/mcu/1488.html

以前在仕创时，总是奇怪 周工为什么可以编出一个能测试任何遥控的遥控码 和用户码的单片机程序！周工还将此程序视为宝贝，每次测试完都将那只已经烧录好的单片机拿回去！！在这几年 本人也接触单片机，尝试写出测试遥控码的程序！！但只是能测试出遥控码 并未能测试出用户码！！！所以当时周工还是相当厉害的！！

下面放出刚刚编录完成的程序，暂时只能测试遥控码！！

下载地址：http://www.51hei.com/f/hw51d.rar

下载软件界面，用于烧录单片机！！

USB下载器

刚烧录好程序，单片机加电时显示“00”

测试遥控码(家里电视机待机按键遥控码)

程序是由C语言编写，单片机使用AT89C52       下面是程序：

#include

#include

#define uchar unsigned char

#define uint unsigned int

#define ulong unsigned long

#defineNop(){_nop_(); _nop_(); _nop_(); _nop_(); _nop_();}

volatile ulong IRcode=0x00000000;

volatile ulong Irdcode=0x00000000;

volatile uint customcode=0x0000;

volatile uint time_us=0x0000;

volatile uchar timeH,timeL;

uchar Lcustomcode;

uchar Hcustomcode;

uchar datacode;

uchar mycode;

uchar Rdatacode;

uchar uc1ms;

uchar uc10ms;

uchar uc3ms;

uchar  ucDispTime;

uchar  ucDispOrder;

uchar  ucDispCon;

uchar ucSpeakerTime;

unsigned char code LedData[16] = { 0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e};

unsigned char code LedCon[2] = {0x8f,0x4f};

unsigned char ucDispData[2];

sbit led1 = P3^7;

sbit led2 = P3^6;

sbit power=P1^0;

sbit BEEP= P2^1;

bit NewIRcode=0;

bit DataRight=0;

bit bSampleOk;

bit bSampling;

bit b10msInt;

bit  b1msInt;

bit bKeySound;

bit b1msMain;

bit IR_E;

bit b3msint;

void SendDataToDispDevice();

void Ir_process();

void display();

void beeping();

void init()

{

IP=0x09;

TMOD=0x11;

TCON=0x01;

TH0=0xff;

TL0=0x47;

TH1=0x00;

TL1=0x00;

EA=1;

ET0=1;

ET1=1;

EX0=1;

TR1=0;

TR0=1;

}

void TimeProg(void)

{

b1msMain = b1msInt;

b1msMain=0;

b10msInt = 0;

if(b1msInt == 1)

{

b1msMain=1;

if(++uc10ms == 10)

{

uc10ms = 0;

b10msInt = 1;

if(bKeySound==1)

{beeping();

bKeySound=0;

}

}

}

}//void TimeProg(void)

void IR_ISR() interrupt 0 using 1

{

static uchar cn;

TR1=0;

timeH=TH1;

timeL=TL1;

TH1=0;

TL1=0;

TR1=1;

time_us=(unsigned int)timeH;

time_us=time_us<<8;

time_us=time_us|timeL;

if(time_us>12200&&time_us<13000) {cn=1;IRcode=0;}

if(cn<34)

{

if(time_us>950&&time_us<1120)                   //0

{

IRcode=IRcode|0x00000000;

if(cn<33) IRcode=IRcode>>1;

}

else if(time_us>1920&&time_us<2120)        //1t > 1950 && t < 2150

{

IRcode=IRcode|0x80000000;

if(cn<33) IRcode=IRcode>>1;

}

//else if(time_us>10000&&time_us<11000) {Irdcode=IRcode;cn=34; }

}

cn++;

if(cn==34)

{ NewIRcode=1;

TR1=0;

Irdcode= IRcode;  cn=0;

}

}

void Timer0_ISR() interrupt 1 using 2

{

TR0=0;

TH0=0xff;

TL0=0x47;

TR0=1;

if(++uc1ms == 5)

{

uc1ms = 0;

b1msInt=1;

if(++uc3ms==8)

{

uc3ms=0;

b3msint=1;

SendDataToDispDevice();

}

}

}//void Timer0IntProg() interrupt 1 using 1

void Timer1_ISR() interrupt 3 using 3

{

TR1=0;

TH1=0x00;

TL1=0x00;

TR1=1;

}

void SendDataToDispDevice()

{

unsigned char n;

//watchdog();

if(++ucDispOrder >= 2)  ucDispOrder = 0;

if(ucDispOrder==0)

{led1=0;

led2=1;

Nop();

Nop();

}

if(b3msint==1)

{if(ucDispOrder==1)

{led2=0;

led1=1;

Nop();

Nop();

}

}

n = LedData[ucDispData[ucDispOrder]];

P0=n;

} //void SendDataToDispDevice()

void main()

{

init();

beeping();

while(1)

{

TimeProg();

Ir_process();

display();

}

}

void Ir_process()

{

if(NewIRcode==1)

{

NewIRcode=0;

customcode=(Irdcode>>16);

Lcustomcode=customcode>>8;

datacode=(unsigned char)(customcode&0x00ff);

Rdatacode=Lcustomcode;

if(~Rdatacode!=datacode)

{  DataRight=0;

Irdcode=0;

datacode=Rdatacode=0;

}

else

{ DataRight=1;

IR_E=1;

mycode=datacode;}

if(DataRight==1)  { bKeySound = 1;DataRight=0;  }

}

}

void display()

{

/*  unsigned char a[2];

a[0] = mycode & 0x0f;

mycode = mycode >> 4;

a[1] = mycode & 0x0f;

ET0 = 0;

ucDispData[0] = a[0];

ucDispData[1] = a[1];

ET0 = 1;*/

if(IR_E==1)

{

ET0 = 0;

ucDispData[0] = mycode & 0x0f;

mycode = mycode >> 4;

ucDispData[1] = mycode & 0x0f;

IR_E=0;

ET0 = 1;

}

}

void delay(unsigned char x)    //x*0.14MS

{

unsigned char a;

while(x--)

{

for (a = 0; a<13; a++) {;}

}

}

/**********************************************************/

void beeping()

{

unsigned char i;

for (i=0;i<100;i++)

{

delay(4);

BEEP=!BEEP;

}

BEEP=1;

}