?? ex4-2.lst
字號:
ASEM-51 V1.2 Copyright (c) 1996 by W.W. Heinz PAGE 1
MCS-51 Family Cross Assembler A S E M - 5 1 V 1.2
=====================================================
Source File: EX4-2.ASM
Object File: EX4-2.HEX
List File: EX4-2.LST
Line I Addr Code Source
1:
2: ; 外中斷0為閃"8"字8次
3: ;外中斷1為高低4位交替閃亮8次
4: N 0000 ORG 0000H
5: 0000 02 00 40 LJMP MAIN
6: N 0003 ORG 0003H ;INT0 中斷入口地址
7: 0003 02 00 61 LJMP INT0S
8: N 0013 ORG 0013H ;INT1 中斷入口地址
9: 0013 02 00 7B LJMP INT1S
10: N 0040 ORG 0040H
11: 0040 75 A8 85 MAIN: MOV IE,#85H ;主程序，開中斷
12: 0043 75 88 05 MOV TCON,#05H ;設置外部中斷為負邊沿觸發方式
13: 0046 74 FE MOV A,#0FEH
14: 0048 75 B0 FF MOV P3,#0FFH
15: 004B D2 BA SETB PX1 ;設置INT1為高優先級
16: 004D 74 01 ST0: MOV A ,#1 ;主程序循環顯示"1"~"8"
17: 004F C0 E0 ST1: PUSH ACC
18: 0051 12 00 A0 LCALL SEG7
19: 0054 F5 80 MOV P0,A
20: 0056 12 00 95 LCALL DELAY
21: 0059 D0 E0 POP ACC
22: 005B 04 INC A
23: 005C B4 09 F0 CJNE A,#9,ST1
24: 005F 80 EC SJMP ST0
25:
26: 0061 C0 E0 INT0S: PUSH ACC ;INT0中斷服務程序顯示"1"~"8"
27: 0063 74 00 MOV A,#0
28: 0065 04 LOOP: INC A
29: 0066 C0 E0 PUSH ACC
30: 0068 12 00 A0 LCALL SEG7
31: 006B F5 A0 MOV P2,A
32: 006D D0 E0 POP ACC
33: 006F 12 00 95 LCALL DELAY
34: 0072 B4 08 F0 CJNE A,#8,LOOP
35: 0075 D0 E0 POP ACC
36: 0077 75 A0 FF MOV P2,#0FFH
37: 007A 32 RETI ;INT0中斷返回
38:
39: 007B C0 E0 INT1S: PUSH ACC ;INT1中斷服務程序顯示"1"~"8"
40: 007D 74 00 MOV A,#0
41: 007F 04 LOOP1: INC A
42: 0080 C0 E0 PUSH ACC
43: 0082 12 00 A0 LCALL SEG7
ASEM-51 V1.2 Copyright (c) 1996 by W.W. Heinz PAGE 2
Line I Addr Code Source
44: 0085 F5 90 MOV P1,A
45: 0087 12 00 95 LCALL DELAY
46: 008A D0 E0 POP ACC
47: 008C B4 08 F0 CJNE A,#8,LOOP1
48: 008F 75 90 FF MOV P1,#0FFH
49: 0092 D0 E0 POP ACC
50: 0094 32 RETI ;INT1中斷返回
51:
52: 0095 7F FF DELAY: MOV R7,#0FFH ;延時子程序
53: 0097 7E FF D1: MOV R6,#0FFH
54: 0099 00 D2: NOP
55: 009A 00 NOP
56: 009B DE FC DJNZ R6,D2
57: 009D DF F8 DJNZ R7,D1
58: 009F 22 RET
59:
60: 00A0 04 SEG7: INC A ;數碼顯示子程序
61: 00A1 83 MOVC A,@A+PC
62: 00A2 22 RET
63: 00A3 C0 F9 A4 B0 DB 0C0H,0F9H,0A4H,0B0H,99H,92H,82H,0F8H,80H ;共陽極LED段碼表
00A7 99 92 82 F8
00AB 80
64: END
65:
register banks used: ---
no errors
ASEM-51 V1.2 Copyright (c) 1996 by W.W. Heinz PAGE 3
L I S T O F S Y M B O L S
=============================
SYMBOL TYPE VALUE LINE
------------------------------------------------------------
AC BIT D6
ACC DATA E0
B DATA F0
CY BIT D7
D1 CODE 0097 53
D2 CODE 0099 54
DELAY CODE 0095 52
DPH DATA 83
DPL DATA 82
EA BIT AF
ES BIT AC
ET0 BIT A9
ET1 BIT AB
EX0 BIT A8
EX1 BIT AA
EXTI0 CODE 0003
EXTI1 CODE 0013
F0 BIT D5
IE DATA A8
IE0 BIT 89
IE1 BIT 8B
INT0 BIT B2
INT0S CODE 0061 26
INT1 BIT B3
INT1S CODE 007B 39
IP DATA B8
IT0 BIT 88
IT1 BIT 8A
LOOP CODE 0065 28
LOOP1 CODE 007F 41
MAIN CODE 0040 11
OV BIT D2
P BIT D0
P0 DATA 80
P1 DATA 90
P2 DATA A0
P3 DATA B0
PCON DATA 87
PS BIT BC
PSW DATA D0
PT0 BIT B9
PT1 BIT BB
PX0 BIT B8
PX1 BIT BA
RB8 BIT 9A
RD BIT B7
REN BIT 9C
RESET CODE 0000
RI BIT 98
RS0 BIT D3
ASEM-51 V1.2 Copyright (c) 1996 by W.W. Heinz PAGE 4
SYMBOL TYPE VALUE LINE
------------------------------------------------------------
RS1 BIT D4
RXD BIT B0
SBUF DATA 99
SCON DATA 98
SEG7 CODE 00A0 60
SINT CODE 0023
SM0 BIT 9F
SM1 BIT 9E
SM2 BIT 9D
SP DATA 81
ST0 CODE 004D 16
ST1 CODE 004F 17
T0 BIT B4
T1 BIT B5
TB8 BIT 9B
TCON DATA 88
TF0 BIT 8D
TF1 BIT 8F
TH0 DATA 8C
TH1 DATA 8D
TI BIT 99
TIMER0 CODE 000B
TIMER1 CODE 001B
TL0 DATA 8A
TL1 DATA 8B
TMOD DATA 89
TR0 BIT 8C
TR1 BIT 8E
TXD BIT B1
WR BIT B6
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