【原创】简易数字万用表设计_毕业论文设计

SUBB A,@R0 MOV R7,A JC DIVD44 MOV A,B MOV R0,A ADD A,#03h MOV R1,A MOV A,R4 MOV @R1,A DEC R1 MOV A,R5 MOV @R1,A DEC R1 MOV A,R6 MOV @R1,A DEC R1 MOV A,R7 MOV @R1,A MOV A,R0 ADD A,#07h MOV R1,A INC @R1 DIVD44: DJNZ R3,DIVD42 MOV R0,B CLR OV CLR C RET DIVD45: SETB OV CLR C RET end