?? audio.lst
字號:
A51 MACRO ASSEMBLER AUDIO 07/26/2006 22:10:19 PAGE 1
MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN Audio.OBJ
ASSEMBLER INVOKED BY: e:\Program Files\Keil\C51\BIN\A51.EXE Audio.asm SET(SMALL) DEBUG EP
LOC OBJ LINE SOURCE
0090 1 OUTPUT BIT P1.0 ;P1.0端口
0000 2 ORG 00H
0000 C3 3 LOOP: CLR C ;主程序
0001 9290 4 MOV OUTPUT,C
0003 110C 5 CALL DELAY
0005 D3 6 SETB C
0006 9290 7 MOV OUTPUT,C ;輸出方波
0008 110C 8 CALL DELAY
000A 0100 9 AJMP LOOP
000C 7FF8 10 DELAY: MOV R7, #248 ;延時子程序
000E DFFE 11 DJNZ R7, $
0010 22 12 RET
13 END
A51 MACRO ASSEMBLER AUDIO 07/26/2006 22:10:19 PAGE 2
SYMBOL TABLE LISTING
------ ----- -------
N A M E T Y P E V A L U E ATTRIBUTES
DELAY. . . . . . . C ADDR 000CH A
LOOP . . . . . . . C ADDR 0000H A
OUTPUT . . . . . . B ADDR 0090H.0 A
P1 . . . . . . . . D ADDR 0090H A
REGISTER BANK(S) USED: 0
ASSEMBLY COMPLETE. 0 WARNING(S), 0 ERROR(S)
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