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基于51和紅外同時(shí)控制舵機(jī)的程序，在開發(fā)板實(shí)現(xiàn)的很好，但在最小系統(tǒng)實(shí)現(xiàn)不了 不知道還要焊哪一部分 求大神指導(dǎo)
所有代碼下載：
紅外成功1.rar
(45.99 KB, 下載次數(shù): 25)
2016-10-27 11:25 上傳
點(diǎn)擊文件名下載附件
/*2aêÔμç»úÄü·ñóéoìíaÏß¿ØÖÆ*/
#include<reg52.h>
sbit IRIN=P3^2;
#define Stop 0 //o궨òå￡¬í￡Ö1
#define Left 1 //o궨òå￡¬×ó×a
#define Right 2 //o궨òå￡¬óò×a
sbit ControlPort = P2^0; //¶æ»úDÅoŶ˿ú
sbit KeyLeft = P1^3; //×ó×a°′¼ü¶Ë¿ú
sbit KeyRight = P1^2; //óò×a°′¼ü¶Ë¿ú
sbit KeyStop = P1^1; //1éλ°′¼ü¶Ë¿ú
unsigned char TimeOutCounter = 0,LeftOrRight = 0; //TimeOutCounter￡o¶¨ê±Æ÷òç3ö¼Æêy LeftOrRight￡o¶æ»ú×óóòDy×a±êÖ¾
unsigned char IrValue[3];
void DelayMs(unsigned int x);
void InitialTimer ( void )
{
TMOD=0x10; //¶¨ê±/¼ÆêyÆ÷11¤×÷óú·½ê½1
TH1 = ( 65535 - 500 ) / 256; //0.25ms
TL1 = ( 65535 - 500 ) % 256;
EA=1; //¿a×üÖD¶Ï
IT0=1;//ía2¿ÖD¶Ï0ìø±äÑØ′￥·￠·½ê½￡¨Ï½μÑØ￡©
EX0=1;//′ò¿aINT0μÄÖD¶ÏÔêDí
ET1=1; //ÔêDí¶¨ê±/¼ÆêyÆ÷1 ÖD¶Ï
TR1=1; //Æô¶ˉ¶¨ê±/¼ÆêyÆ÷1 ÖD¶Ï
}
void ControlLeftOrRight ( void ) //¿ØÖƶæ»úoˉêy
{
if(IrValue[2]==0x46)
{
while ( !KeyStop ); //ê1±êÖ¾μèóúStop￡¨0￡©￡¬ÔúÖD¶ÏoˉêyÖD½«óÃμ½
LeftOrRight = Stop;
}
if( IrValue[2]==0x45 )
{
while ( !KeyLeft ); //ê1±êÖ¾μèóúLeft￡¨1￡©￡¬ÔúÖD¶ÏoˉêyÖD½«óÃμ½
LeftOrRight = Left;
}
if( IrValue[2]==0x47)
{
while ( !KeyRight ); //ê1±êÖ¾μèóúRight￡¨2￡©￡¬ÔúÖD¶ÏoˉêyÖD½«óÃμ½
LeftOrRight = Right;
}
}
int Time;
void main()
{
InitialTimer();
IrValue[2]=0x46;//ĬèÏí￡Ö1
for(;;)
{
if( KeyLeft ==0 )
{
LeftOrRight = Right;
}
if( KeyStop ==0 )
{
LeftOrRight = Left;
}
ControlLeftOrRight();
}
}
void Timer1 ( void ) interrupt 3 //¶¨ê±Æ÷ÖD¶Ïoˉêy
{
TH1 = ( 65535 - 400 ) / 256;
TL1 = ( 65535 - 400) % 256;
TimeOutCounter ++;
switch ( LeftOrRight )
{
case 0 : //Îa0ê±￡¬¶æ»ú1éλ￡¬Âö¿í1.5ms
{
if( TimeOutCounter <= 4 )
{
ControlPort = 1;
}
else
{
ControlPort = 0;
}
break;
}
case 1 : //Îa1ê±￡¬¶æ»ú×ó×a￡¬Âö¿í1ms￡¨àíÂÛÖμ￡©￡¬êμ¼ê¿éòÔμ÷êÔμÃ3ö
{
if( TimeOutCounter <= 3 )
{
ControlPort = 1;
}
else
{
ControlPort = 0;
}
break;
}
case 2 : //Îa2ê±￡¬¶æ»úóò×a￡¬Âö¿í2ms￡¨àíÂÛÖμ￡©￡¬êμ¼ê¿éòÔμ÷êÔμÃ3ö
{
if( TimeOutCounter <= 5)
{
ControlPort = 1;
}
else
{
ControlPort = 0;
}
break;
}
default : break;
}
if( TimeOutCounter == 80 ) //ÖüÆú20ms￡¨àíÂÛÖμ￡©￡¬±è½Ï¿é¿¿￡¬×îoÃ2»òaDT¸Ä
{
TimeOutCounter = 0;
}
}
/****************************************************½aÂë3ìDò************************************************************/
void ReadIr() interrupt 0
{
unsigned char j,k;
unsigned int err;
Time=0;
DelayMs(70);
if(IRIN==0) //è·èÏêÇ·ñÕæμĽóêÕμ½Õyè·μÄDÅoÅ
{
err=1000; //1000*10us=10ms,3¬1yËμÃ÷½óêÕμ½′íÎóμÄDÅoÅ
/*μ±á½¸öìõ¼t¶¼ÎaÕæêÇÑ-»·￡¬èç1ûóDò»¸öìõ¼tÎa¼ùμÄê±oòìø3öÑ-»·￡¬ÃaμÃ3ìDò3ö′íμÄê±
oî￡¬3ìDòËàÔúÕaàï*/
while((IRIN==0)&&(err>0)) //μè′yÇ°Ãæ9msμÄμíμçƽ1yè￥
{
DelayMs(1);
err--;
}
if(IRIN==1) //èç1ûÕyè·μèμ½9msμíμçƽ
{
err=500;
while((IRIN==1)&&(err>0)) //μè′y4.5msμÄÆe꼸ßμçƽ1yè￥
{
DelayMs(1);
err--;
}
for(k=0;k<4;k++) //12óD4×éêy¾Y
{
for(j=0;j<8;j++) //½óêÕò»×éêy¾Y
{
err=60;
while((IRIN==0)&&(err>0))//μè′yDÅoÅÇ°ÃæμÄ560usμíμçƽ1yè￥
{
DelayMs(1);
err--;
}
err=500;
while((IRIN==1)&&(err>0)) //¼ÆËã¸ßμçƽμÄê±¼ä3¤¶è¡￡
{
DelayMs(1);//0.14ms
Time++;
err--;
if(Time>30)
{
EX0=1;
return;
}
}
IrValue[k]>>=1; //k±íê¾μú¼¸×éêy¾Y
if(Time>=8) //èç1û¸ßμçƽ3öÏÖ′óóú565us￡¬ÄÇÃ′êÇ1
{
IrValue[k]|=0x80;
}
Time=0; //óÃíêê±¼äòaÖØD¸3Öμ
}
}
}
if(IrValue[2]!=~IrValue[3])
{
return;
}
}
}
/***********************************************************************************************************/
void DelayMs(unsigned int x) //0.14msÎó2î 0us
{
unsigned char i;
while(x--)
{
for (i = 0; i<13; i++)
{}
}
}
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