h1b.c

51单片机程序C和汇编

#include <reg51.h>

sbit KeyLeft  = P1^0;
sbit KeyRight = P1^1;
sbit LEDLeft  = P1^2;
sbit LEDRight = P1^3;

void main()
{
  while (1) {
    LEDLeft  = KeyLeft;
    LEDRight = KeyRight;
  }
}