?? 99s clock.lst
字號(hào):
A51 MACRO ASSEMBLER 99S_CLOCK 07/28/2006 17:25:02 PAGE 1
MACRO ASSEMBLER A51 V8.00
OBJECT MODULE PLACED IN 99s Clock.OBJ
ASSEMBLER INVOKED BY: e:\Program Files\Keil\C51\BIN\A51.EXE 99s Clock.asm SET(SMALL) DEBUG EP
LOC OBJ LINE SOURCE
0030 1 SECOND EQU 30H
0031 2 TCOUNT EQU 31H
0032 3 KCOUNT EQU 32H
00B7 4 KEY BIT P3.7
0000 5 ORG 00H
0000 800C 6 SJMP START
000B 7 ORG 0BH
000B 02005D 8 LJMP INT_T0
000E 900086 9 START: MOV DPTR,#TABLE
0011 75803F 10 MOV P0,#3FH
0014 75A03F 11 MOV P2,#3FH
0017 753000 12 MOV SECOND,#00H
001A 753100 13 MOV TCOUNT,#00H
001D 753200 14 MOV KCOUNT,#00H
0020 758901 15 MOV TMOD,#01H
0023 758A3C 16 MOV TL0,#(65536-50000)/256
0026 758CB0 17 MOV TH0,#(65536-50000) MOD 256
0029 20B7FD 18 K1: JB KEY,$
002C 120090 19 LCALL DELAY
002F 20B7FD 20 JB KEY,$
0032 E532 21 MOV A,KCOUNT
0034 B4000D 22 CJNE A,#00H,K2
0037 D28C 23 SETB TR0
0039 75A882 24 MOV IE,#82H
003C 30B7FD 25 JNB KEY,$
003F 0532 26 INC KCOUNT
0041 020029 27 LJMP K1
0044 B4010D 28 K2: CJNE A,#01H,K3
0047 C28C 29 CLR TR0
0049 75A800 30 MOV IE,#00H
004C 30B7FD 31 JNB KEY,$
004F 0532 32 INC KCOUNT
0051 020029 33 LJMP K1
0054 B402D2 34 K3: CJNE A,#02H,K1
0057 30B7FD 35 JNB KEY,$
005A 02000E 36 LJMP START
005D 758C3C 37 INT_T0: MOV TH0,#(65536-50000)/256
0060 758AB0 38 MOV TL0,#(65536-50000) MOD 256
0063 0531 39 INC TCOUNT
0065 E531 40 MOV A,TCOUNT
0067 B4021B 41 CJNE A,#2,I2
006A 753100 42 MOV TCOUNT,#00H
006D 0530 43 INC SECOND
006F E530 44 MOV A,SECOND
0071 B46403 45 CJNE A,#100,I1
0074 753000 46 MOV SECOND,#00H
0077 E530 47 I1: MOV A,SECOND
0079 75F00A 48 MOV B,#10
007C 84 49 DIV AB
007D 93 50 MOVC A,@A+DPTR
007E F580 51 MOV P0,A
0080 E5F0 52 MOV A,B
0082 93 53 MOVC A,@A+DPTR
0083 F5A0 54 MOV P2,A
0085 32 55 I2: RETI
0086 3F065B4F 56 TABLE: DB 3FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH
008A 666D7D07
008E 7F6F
A51 MACRO ASSEMBLER 99S_CLOCK 07/28/2006 17:25:02 PAGE 2
0090 7E14 57 DELAY: MOV R6,#20
0092 7FFA 58 D1: MOV R7,#250
0094 DFFE 59 DJNZ R7,$
0096 DEFA 60 DJNZ R6,D1
0098 22 61 RET
62 END
A51 MACRO ASSEMBLER 99S_CLOCK 07/28/2006 17:25:02 PAGE 3
SYMBOL TABLE LISTING
------ ----- -------
N A M E T Y P E V A L U E ATTRIBUTES
B. . . . . . . . . D ADDR 00F0H A
D1 . . . . . . . . C ADDR 0092H A
DELAY. . . . . . . C ADDR 0090H A
I1 . . . . . . . . C ADDR 0077H A
I2 . . . . . . . . C ADDR 0085H A
IE . . . . . . . . D ADDR 00A8H A
INT_T0 . . . . . . C ADDR 005DH A
K1 . . . . . . . . C ADDR 0029H A
K2 . . . . . . . . C ADDR 0044H A
K3 . . . . . . . . C ADDR 0054H A
KCOUNT . . . . . . N NUMB 0032H A
KEY. . . . . . . . B ADDR 00B0H.7 A
P0 . . . . . . . . D ADDR 0080H A
P2 . . . . . . . . D ADDR 00A0H A
P3 . . . . . . . . D ADDR 00B0H A
SECOND . . . . . . N NUMB 0030H A
START. . . . . . . C ADDR 000EH A
TABLE. . . . . . . C ADDR 0086H A
TCOUNT . . . . . . N NUMB 0031H 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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