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#include<reg52.h>
#include<intrins.h>
sbit thuan = P3^0;
sbit nguoc = P3^1;
sbit dung = P3^2;
// chuong trinh dieu khien motor buoc
void delay(unsigned char ms)
{
int i,j;
for(i=0;i<ms;i++)
for(j=0;j<125;j++)
{
;
}
}
unsigned char mangdk1[4]={0x0E,0x0D,0x0B,0x07}; // dieu khien quay thuan
unsigned char mangdk2[4]={0x07,0x0B,0x0D,0x0E}; // dieu khien quay nguoc
void dunglai(void)
{
P2=0xFF;
}
void quaynguoc(void)
{
int j;
while(1)
{
for(j=0;j<4;j++)
{
if(dung==0) dunglai();
P2=mangdk2[j];
delay(1000);
}
}
}
void quaythuan(void)
{
int i;
while(1)
{
for(i=0;i<4;i++)
{
if(dung==0) dunglai();
P2=mangdk1[i];
delay(1000);
}
}
}
// chuong trinh kiem tra phim bam
void kiemtra(void)
{
while(thuan!=0&&nguoc!=0&&dunglai!=0)
{
if(thuan==0) quaythuan();
if(nguoc==0) quaynguoc();
if(dung==0) dunglai();
}
}
void main(void)
{
P2=0xFF;
while(1)
{
kiemtra();
}
}
Tìm hiểu thêm về RaulBlanco
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