#include#defineucharunsignedchar#defineuintunsignedintuinttimes,freq;sbitp35=P3^5;main(){TMOD=0x01;TH0=0;TL0=0;while(1){while(p35);TR0=1;while(!p35);while(p35);TR0=0;times=TH0*256+TL0;freq=1000000/times;//处理频率,自己做}}