楼上的C语言没问题。汇编如下:MOV A,60HCJNE A,70H,JP0MOV 70H,1SJMP JP1JP0:MOV 70H,0JP1:SJMP $
sfr a = 0x50;sfr b = 0x60;sfr c = 0x70;if(a==b) c= 1;else c= 0;