单片机是如何去控制LED灯一秒的亮灭

题目概述：单片机LED灯一秒的亮灭。编程：#include***it LED=P0^0;unsigned char num=0;void main(){LED=0x01;TMOD=0x01;TH0=(65536-45872)/256;TL0=(65536-45872)%256;EA=1;ET0=1;TR0=1;while(1);}void time()interrupt 1{TH0=(65536-45872)/256;TL0=(65536-