t1.asm

51单片机基础篇 对于有一定基础的人看看 包含书中所以的源代码

NUM1:   EQU     1
NUM2:   EQU     NUM1+1
NUM3:   EQU     NUM1*NUM2
NUM4:   EQU     NUM2/NUM2

VAL1:   EQU     10101010B
VAL2:   EQU     01010101B
		ORG     0BH
	JMP     BEGIN
	ORG     0bH
	jmp     BEGIN
	org     20h
BEGIN:
	MOV     A,NUM1
	MOV     A,NUM2
	MOV     A,NUM3
	
	MOV     A,#15
	MOV     A,#FH
	MOV     A,#00001111B

	MOV     A,NUM1+NUM2*NUM3-NUM4
	MOV     A,(NUM1+NUM2)*4/2
	MOV     A,#<ABCDH
	MOV     A,#>ABCDH

	MOV     A,#<ABCDH-1234H
	MOV     A,#>ABCDH+1234H

	MOV     A,#VAL1
	MOV     A,#!VAL1
	MOV     A,#VAL1 & VAL2
	MOV     A,#VAL1 | VAL2

	MOV     A,#2+2
	MOV     A,#2*2
	MOV     A,#2/2
	MOV     A,#2-2
	MOV     A,#2%2
	MOV     A,#2 MOD 2
	MOV     A,#(2+2*2-2/2) MOD 2
	END