独立按键控制LED二进制
#includevoid Delay(unsigned int xms) //@12.000MHz { unsigned char i, j; while(xms--) { i = 2; j = 239; do { while (--j); } while (--i); } } void main() { unsigned char LEDNum=0; while(1) { if(P3_1==0) { Delay(20); while(P3_1==0); Delay(20); LEDNum++; P2=~LEDNum++; } } }
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