单片机怎么实现对两个外部脉冲计数

核心提示sbit pulse1=P1^0;sbit pulse2=P1^1;unsigned int num;main(){while(1){if(pulse1&&pulse2){ num++; while(pulse1&&pulse2);}}

sbit pulse1=P1^0;

sbit pulse2=P1^1;

unsigned int num;

main()

{

while(1)

{

if(pulse1&&pulse2)

{

num++;

while(pulse1&&pulse2);

}

}

}

 
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