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用單片機(jī)矩陣鍵盤發(fā)射用戶碼數(shù)據(jù)碼 現(xiàn)在是按住不放連續(xù)循環(huán)發(fā)射 怎么改成按住只發(fā)射一次 用這個(gè)程序發(fā)射紅米手機(jī)發(fā)射解出來的碼控制機(jī)頂盒為什么不能控制
#include<reg52.h>//////////// 12c5a60s2 晶振12M
static bit OP;
//#define uint unsigned int
#define uchar unsigned char
uchar qishiok,count,key,flag,temp1;
uchar xinhaook,ding,qishiflag,temp2;
uchar temp;endcount,temp3,temp4;
uchar kaiok;
//int k01=0,k02=0,k03=0,k04=0,k05=0,k06=0,k07=0,k08=0;
//sbit key01=P1^7;
//sbit key02=P1^6;
//sbit key03=P1^5;
//sbit key04=P1^4;
//sbit key05=P1^3;
//sbit key06=P1^2;
//sbit key07=P1^1;
//sbit key08=P1^0;
uchar shu;
sbit P3_7=P3^7;
void init()
{
TMOD=0x02;
TH0=0xe6;
TL0=0xe6;
EA=1;
ET0=1;
TR0=1;
flag=0;
qishiok=0;
}
void time0() interrupt 1
{
count++;
if(flag)
{P3_7=~P3_7;}
else
{P3_7=1;}
}
void qishi() //發(fā)射起始
{
int a;
count=0;
flag=1;
for(a=0;a<2;a++)
{
endcount=173;
do{}
while(count<endcount);
count=0;
}
flag=0;
count=0;
endcount=173;
do{}
while(count<endcount);
count=0;
qishiok=1;
}
void jieshu() //發(fā)射結(jié)束
{
int b;
shu=0x02;
count=0;
for(b=0;b<4;b++)
{
flag=1;
do{}while(count<35);
if(shu-(shu/2)*2)
{
ding=45;
}
else
{
ding=15;
}
flag=0;
count=0;
do{}while(ding>count);
count=0;
shu=shu>>1;
}
}
void xinhao(uchar temp) //發(fā)射信號
{
int i;
shu=temp;
count=0;
for(i=0;i<8;i++)
{
flag=1;
do{}while(count<35);
if(shu-(shu/2)*2)
{
ding=45;
}
else
{
ding=15;
}
flag=0;
count=0;
do{}while(ding>count);
count=0;
shu=shu>>1;
}
xinhaook=1;
}
void delay()//結(jié)束延時(shí)
{
int i,j;
// for(i=0;i<400;i++) //原程序
for(i=0;i<100;i++)
{
for(j=0;j<100;j++)
{
}
}
}
void fashe(temp1,temp2,temp3,temp4)
{
init();
qishi();
xinhao(temp1);
xinhao(temp2);
xinhao(temp3);
xinhao(temp4);
jieshu();
delay();
}
////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////
void main()//主程序
{
while(1)
{
P1=0xfe;
if(P1==0xee)
{
fashe(0x00,0xFF,0x45,0xBA);// 1 11101110
}
if(P1==0xde)
{
fashe(0x00,0xFF,0x44,0xBB);// 2 11011110
}
if(P1==0xbe)
{
fashe(0x00,0xFF,0x07,0xF8);// 3 10111110
}
if(P1==0x7e)
{
fashe(0x00,0xFF,0x16,0xE9);// A 01111110
}
P1=0xfd;
if(P1==0xed)
{
fashe(0x00,0xFF,0x0C,0xF3);// 4
}
if(P1==0xdd)
{
fashe(0x00,0xFF,0x08,0xF7);// 5
}
if(P1==0xbd)
{
fashe(0x00,0xFF,0x42,0xBD);// 6
}
if(P1==0x7d)
{
fashe(0x00,0xFF,0x47,0xB8);// B
}
P1=0xfb;
if(P1==0xeb)
{
fashe(0x00,0xFF,0x0C,0xF3);// 7
}
if(P1==0xdb)
{
fashe(0x00,0xFF,0x08,0xF7);// 8
}
if(P1==0xbb)
{
fashe(0x00,0xFF,0x42,0xBD);// 9
}
if(P1==0x7b)
{
fashe(0x00,0xFF,0x47,0xB8);// C
}
P1=0xf7;
if(P1==0xe7)
{
fashe(0x00,0xFF,0x0C,0xF3);// *
}
if(P1==0xd7)
{
fashe(0x00,0xFF,0x08,0xF7);// 0
}
if(P1==0xb7)
{
fashe(0x00,0xFF,0x42,0xBD);// #
}
if(P1==0x77)
{
fashe(0x00,0xFF,0x47,0xB8);// D
}
}
}
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