move ram.lst

Proteus在MCS-51％26ARM7系统中的应用百例 Proteus在MCS-51％26ARM7系统中的应用百例

A51 MACRO ASSEMBLER  MOVE_RAM                                                             07/21/2006 08:36:47 PAGE     1


MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN Move RAM.OBJ
ASSEMBLER INVOKED BY: E:\Keil\C51\BIN\A51.EXE Move RAM.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

0000                   1             ORG     00H
0000 7830              2     START:  MOV     R0, #30H
0002 7900              3             MOV     R1, #00H        ;设置源地址
0004 7A40              4                     MOV     R2, #40H        
0006 7B00              5                     MOV     R3, #00H        ;设置目标地址
0008 7F00              6                     MOV     R7, #0          ;设置计数值
000A 8883              7     LOOP:   MOV     DPH, R0
000C 8982              8             MOV     DPL, R1         ;将源地址(3000H)赋DPTR
000E E0                9             MOVX    A, @DPTR        ;取源地址中的数据
000F 8A83             10             MOV     DPH, R2
0011 8B82             11                     MOV     DPL, R3         ;将目标地址(4000H)赋DPTR
0013 F0               12             MOVX    @DPTR, A        ;将源地址中的数据送到目标地址
0014 09               13             INC     R1                      ;源地址加1
0015 0B               14             INC     R3                      ;目标地址加1
0016 DFF2             15             DJNZ    R7, LOOP
0018 020018           16             LJMP    $
                      17                     END
A51 MACRO ASSEMBLER  MOVE_RAM                                                             07/21/2006 08:36:47 PAGE     2

SYMBOL TABLE LISTING
------ ----- -------


N A M E             T Y P E  V A L U E   ATTRIBUTES

DPH. . . . . . . .  D ADDR   0083H   A   
DPL. . . . . . . .  D ADDR   0082H   A   
LOOP . . . . . . .  C ADDR   000AH   A   
START. . . . . . .  C ADDR   0000H   A   


REGISTER BANK(S) USED: 0 


ASSEMBLY COMPLETE.  0 WARNING(S), 0 ERROR(S)