📄 yiyue.lst
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A51 MACRO ASSEMBLER YIYUE 06/18/2007 19:48:00 PAGE 1
MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN yiyue.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE yiyue.asm SET(SMALL) DEBUG EP
LOC OBJ LINE SOURCE
00A1 1 SPK BIT P2.1
2
0000 3 ORG 0000H
0000 020014 4 LJMP START
000B 5 ORG 000BH
000B 0520 6 INC 20H ;中断服务,中断计数器加1
000D 758CD8 7 MOV TH0,#0D8H
0010 758AEF 8 MOV TL0,#0EFH ;12M晶振，形成10毫秒中断
0013 32 9 RETI
10
0014 11 START:
0014 758150 12 MOV SP,#50H
0017 758CD8 13 MOV TH0,#0D8H
001A 758AEF 14 MOV TL0,#0EFH
001D 758901 15 MOV TMOD,#01H
0020 75A882 16 MOV IE,#82H
0023 17 MUSIC0:
0023 00 18 NOP
0024 90007D 19 MOV DPTR,#DAT ;表头地址送DPTR
0027 752000 20 MOV 20H,#00H ;中断计数器清0
002A 75F000 21 MOV B,#00H ;表序号清0
002D 22 MUSIC1:
002D 00 23 NOP
002E E4 24 CLR A
002F 93 25 MOVC A,@A+DPTR ;查表取代码
0030 6033 26 JZ END0 ;是00H,则结束
0032 B4FF03 27 CJNE A,#0FFH,MUSIC5
0035 020054 28 LJMP MUSIC3
0038 29 MUSIC5:
0038 00 30 NOP
0039 FE 31 MOV R6,A
003A A3 32 INC DPTR
003B E5F0 33 MOV A,B
003D 93 34 MOVC A,@A+DPTR ;取节拍代码送R7
003E FF 35 MOV R7,A
003F D28C 36 SETB TR0 ;启动计数
0041 37 MUSIC2:
0041 00 38 NOP
0042 B2A1 39 CPL SPK
0044 EE 40 MOV A,R6
0045 FB 41 MOV R3,A
0046 120072 42 LCALL DEL
0049 EF 43 MOV A,R7
004A B520F4 44 CJNE A,20H,MUSIC2 ;中断计数器(20H)=R7否?
45 ;不等,则继续循环
004D 752000 46 MOV 20H,#00H ;等于,则取下一代码
0050 A3 47 INC DPTR
48 ; INC B
0051 02002D 49 LJMP MUSIC1
0054 50 MUSIC3:
0054 00 51 NOP
0055 C28C 52 CLR TR0 ;休止100毫秒
0057 7A0D 53 MOV R2,#0DH
0059 54 MUSIC4:
0059 00 55 NOP
005A 7BFF 56 MOV R3,#0FFH
005C 120072 57 LCALL DEL
005F DAF8 58 DJNZ R2,MUSIC4
A51 MACRO ASSEMBLER YIYUE 06/18/2007 19:48:00 PAGE 2
0061 A3 59 INC DPTR
0062 02002D 60 LJMP MUSIC1
0065 61 END0:
0065 00 62 NOP
0066 7A64 63 MOV R2,#64H ;歌曲结束,延时1秒后继续
0068 64 MUSIC6:
0068 7B00 65 MOV R3,#00H
006A 120072 66 LCALL DEL
006D DAF9 67 DJNZ R2,MUSIC6
006F 020023 68 LJMP MUSIC0
0072 69 DEL:
0072 00 70 NOP
0073 71 DEL3:
0073 7C02 72 MOV R4,#02H
0075 73 DEL4:
0075 00 74 NOP
0076 DCFD 75 DJNZ R4,DEL4
0078 00 76 NOP
0079 DBF8 77 DJNZ R3,DEL3
007B 22 78 RET
007C 00 79 NOP
007D 80 DAT:
007D 26202020 81 db 26h,20h,20h,20h,20h,20h,26h,10h,20h,10h,20h,80h,26h,20h,30h,20h
0081 20202610
0085 20102080
0089 26203020
008D 30203910 82 db 30h,20h,39h,10h,30h,10h,30h,80h,26h,20h,20h,20h,20h,20h,1ch,20h
0091 30103080
0095 26202020
0099 20201C20
009D 20802B20 83 db 20h,80h,2bh,20h,26h,20h,20h,20h,2bh,10h,26h,10h,2bh,80h,26h,20h
00A1 26202020
00A5 2B102610
00A9 2B802620
00AD 30203020 84 db 30h,20h,30h,20h,39h,10h,26h,10h,26h,60h,40h,10h,39h,10h,26h,20h
00B1 39102610
00B5 26604010
00B9 39102620
00BD 30203020 85 db 30h,20h,30h,20h,39h,10h,26h,10h,26h,80h,26h,20h,2bh,10h,2bh,10h
00C1 39102610
00C5 26802620
00C9 2B102B10
00CD 2B203010 86 db 2bh,20h,30h,10h,39h,10h,26h,10h,2bh,10h,2bh,20h,2bh,40h,40h,20h
00D1 39102610
00D5 2B102B20
00D9 2B404020
00DD 20102010 87 db 20h,10h,20h,10h,2bh,10h,26h,30h,30h,80h,18h,20h,18h,20h,26h,20h
00E1 2B102630
00E5 30801820
00E9 18202620
00ED 20202040 88 db 20h,20h,20h,40h,26h,20h,2bh,20h,30h,20h,30h,20h,1ch,20h,20h,20h
00F1 26202B20
00F5 30203020
00F9 1C202020
00FD 20801C20 89 db 20h,80h,1ch,20h,1ch,20h,1ch,20h,30h,20h,30h,60h,39h,10h,30h,10h
0101 1C201C20
0105 30203060
0109 39103010
010D 20202B10 90 db 20h,20h,2bh,10h,26h,10h,2bh,10h,26h,10h,26h,10h,2bh,10h,2bh,80h
0111 26102B10
0115 26102610
0119 2B102B80
011D 18201820 91 db 18h,20h,18h,20h,26h,20h,20h,20h,20h,60h,26h,10h,2bh,20h,30h,20h
0121 26202020
0125 20602610
0129 2B203020
A51 MACRO ASSEMBLER YIYUE 06/18/2007 19:48:00 PAGE 3
012D 30201C20 92 db 30h,20h,1ch,20h,20h,20h,20h,80h,26h,20h,30h,10h,30h,10h,30h,20h
0131 20202080
0135 26203010
0139 30103020
013D 39202610 93 db 39h,20h,26h,10h,2bh,10h,2bh,20h,2bh,40h,40h,10h,40h,10h,20h,10h
0141 2B102B20
0145 2B404010
0149 40102010
014D 20102B10 94 db 20h,10h,2bh,10h,26h,30h,30h,80h,00H
0151 26303080
0155 00
95
96 END
A51 MACRO ASSEMBLER YIYUE 06/18/2007 19:48:00 PAGE 4
SYMBOL TABLE LISTING
------ ----- -------
N A M E T Y P E V A L U E ATTRIBUTES
B. . . . . . . . . D ADDR 00F0H A
DAT. . . . . . . . C ADDR 007DH A
DEL. . . . . . . . C ADDR 0072H A
DEL3 . . . . . . . C ADDR 0073H A
DEL4 . . . . . . . C ADDR 0075H A
END0 . . . . . . . C ADDR 0065H A
IE . . . . . . . . D ADDR 00A8H A
MUSIC0 . . . . . . C ADDR 0023H A
MUSIC1 . . . . . . C ADDR 002DH A
MUSIC2 . . . . . . C ADDR 0041H A
MUSIC3 . . . . . . C ADDR 0054H A
MUSIC4 . . . . . . C ADDR 0059H A
MUSIC5 . . . . . . C ADDR 0038H A
MUSIC6 . . . . . . C ADDR 0068H A
P2 . . . . . . . . D ADDR 00A0H A
SP . . . . . . . . D ADDR 0081H A
SPK. . . . . . . . B ADDR 00A0H.1 A
START. . . . . . . C ADDR 0014H A
TH0. . . . . . . . D ADDR 008CH A
TL0. . . . . . . . D ADDR 008AH A
TMOD . . . . . . . D ADDR 0089H A
TR0. . . . . . . . B ADDR 0088H.4 A
REGISTER BANK(S) USED: 0
ASSEMBLY COMPLETE. 0 WARNING(S), 0 ERROR(S)
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