51 单片机两路 pwm 波输出程序(可根据情况设置多路)
#include<reg52.h>
unsigned char count;
sbit pwm1=P1^0;
sbit pwm2=P3^1;
sbit jia=P2^2;
sbit jan=P2^3;
sbit zuo=P2^4;
sbit you=P2^5;
unsigned char jd1,jd2,m1,m2;
//延时程序
void delay(unsigned int x)
{
unsigned char i,j;
for(i=x;i>0;i--)
for(j=125;j>0;j--);
}
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