紅外線遙控碼單片機測試程序
下面放出剛剛編錄完成的程序,暫時只能測試遙控碼??!
下載地址:http://www.51hei.com/f/hw51d.rar
測試遙控碼(家里電視機待機按鍵遙控碼):
程序是由C語言編寫,單片機使用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;
}
}
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