📄 int0.lst
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A51 MACRO ASSEMBLER INT0 06/02/2006 00:39:16 PAGE 1
MACRO ASSEMBLER A51 V7.10
OBJECT MODULE PLACED IN int0.OBJ
ASSEMBLER INVOKED BY: e:\Keil\C51\BIN\A51.EXE int0.SRC SET(SMALL) DEBUG EP
LOC OBJ LINE SOURCE
1 ; .\int0.SRC generated from: int0.c
2 ; COMPILER INVOKED BY:
3 ; e:\Keil\C51\BIN\C51.EXE int0.c BROWSE DEBUG OBJECTEXTEND SRC(.\int0.SRC)
4
5 $nomod51
6
7 NAME INT0
8
0080 9 P0 DATA 080H
0090 10 P1 DATA 090H
00A0 11 P2 DATA 0A0H
00B0 12 P3 DATA 0B0H
00B4 13 T0 BIT 0B0H.4
00D6 14 AC BIT 0D0H.6
00B5 15 T1 BIT 0B0H.5
00AF 16 EA BIT 0A8H.7
00A8 17 IE DATA 0A8H
00B7 18 RD BIT 0B0H.7
00AC 19 ES BIT 0A8H.4
00B8 20 IP DATA 0B8H
0098 21 RI BIT 098H.0
00B2 22 INT0 BIT 0B0H.2
00D7 23 CY BIT 0D0H.7
0099 24 TI BIT 098H.1
00B3 25 INT1 BIT 0B0H.3
00BC 26 PS BIT 0B8H.4
0081 27 SP DATA 081H
00D2 28 OV BIT 0D0H.2
00B6 29 WR BIT 0B0H.6
0099 30 SBUF DATA 099H
0087 31 PCON DATA 087H
0098 32 SCON DATA 098H
0089 33 TMOD DATA 089H
0088 34 TCON DATA 088H
0089 35 IE0 BIT 088H.1
008B 36 IE1 BIT 088H.3
00F0 37 B DATA 0F0H
00E0 38 ACC DATA 0E0H
00A9 39 ET0 BIT 0A8H.1
00AB 40 ET1 BIT 0A8H.3
008D 41 TF0 BIT 088H.5
008F 42 TF1 BIT 088H.7
009A 43 RB8 BIT 098H.2
008C 44 TH0 DATA 08CH
00A8 45 EX0 BIT 0A8H.0
0088 46 IT0 BIT 088H.0
008D 47 TH1 DATA 08DH
009B 48 TB8 BIT 098H.3
00AA 49 EX1 BIT 0A8H.2
008A 50 IT1 BIT 088H.2
00D0 51 P BIT 0D0H.0
009F 52 SM0 BIT 098H.7
008A 53 TL0 DATA 08AH
009E 54 SM1 BIT 098H.6
008B 55 TL1 DATA 08BH
009D 56 SM2 BIT 098H.5
00B9 57 PT0 BIT 0B8H.1
00BB 58 PT1 BIT 0B8H.3
A51 MACRO ASSEMBLER INT0 06/02/2006 00:39:16 PAGE 2
00D3 59 RS0 BIT 0D0H.3
008C 60 TR0 BIT 088H.4
00D4 61 RS1 BIT 0D0H.4
008E 62 TR1 BIT 088H.6
00B8 63 PX0 BIT 0B8H.0
00BA 64 PX1 BIT 0B8H.2
0083 65 DPH DATA 083H
0082 66 DPL DATA 082H
009C 67 REN BIT 098H.4
00B0 68 RXD BIT 0B0H.0
00B1 69 TXD BIT 0B0H.1
00D5 70 F0 BIT 0D0H.5
00D0 71 PSW DATA 0D0H
72 ?PR?externalint0?INT0 SEGMENT CODE
73 ?XD?INT0 SEGMENT XDATA
74 PUBLIC nTempb
75 PUBLIC nTempa
76 PUBLIC externalint0
77
---- 78 RSEG ?XD?INT0
0000 79 nTempa: DS 2
0002 80 nTempb: DS 2
81 ; #include <reg51.h>
82 ; xdata int nTempa;
83 ; xdata int nTempb;
---- 84 CSEG AT 00003H
0003 020000 F 85 LJMP externalint0
86
87 ; void externalint0() interrupt 0 using 0
88
---- 89 RSEG ?PR?externalint0?INT0
90 USING 0
0000 91 externalint0:
0000 C0E0 92 PUSH ACC
0002 C083 93 PUSH DPH
0004 C082 94 PUSH DPL
0006 C0D0 95 PUSH PSW
96 USING 0
0008 75D000 97 MOV PSW,#00H
98 ; SOURCE LINE # 4
99 ; {
100 ; nTempa+=nTempb;
101 ; SOURCE LINE # 6
000B 900000 F 102 MOV DPTR,#nTempb
000E E0 103 MOVX A,@DPTR
000F FE 104 MOV R6,A
0010 A3 105 INC DPTR
0011 E0 106 MOVX A,@DPTR
0012 FF 107 MOV R7,A
0013 900000 F 108 MOV DPTR,#nTempa+01H
0016 E0 109 MOVX A,@DPTR
0017 2F 110 ADD A,R7
0018 F0 111 MOVX @DPTR,A
0019 900000 F 112 MOV DPTR,#nTempa
001C E0 113 MOVX A,@DPTR
001D 3E 114 ADDC A,R6
001E F0 115 MOVX @DPTR,A
116 ;
117 ; EA=1;
118 ; SOURCE LINE # 8
001F D2AF 119 SETB EA
120 ; EX0=1;
121 ; SOURCE LINE # 9
0021 D2A8 122 SETB EX0
123 ; TH0=0x3C; /* 计食踔敌慈隩H0 */
124 ; SOURCE LINE # 10
A51 MACRO ASSEMBLER INT0 06/02/2006 00:39:16 PAGE 3
0023 758C3C 125 MOV TH0,#03CH
126 ; TL0=0xAF; /* 写入计食踔档絋L0 */
127 ; SOURCE LINE # 11
0026 758AAF 128 MOV TL0,#0AFH
129 ; } ; SOURCE LINE # 12
0029 D0D0 130 POP PSW
002B D082 131 POP DPL
002D D083 132 POP DPH
002F D0E0 133 POP ACC
0031 32 134 RETI
135 ; END OF externalint0
136
137 END
A51 MACRO ASSEMBLER INT0 06/02/2006 00:39:16 PAGE 4
SYMBOL TABLE LISTING
------ ----- -------
N A M E T Y P E V A L U E ATTRIBUTES
?PR?EXTERNALINT0?INT0 C SEG 0032H REL=UNIT
?XD?INT0. . . . . . . X SEG 0004H REL=UNIT
AC. . . . . . . . . . B ADDR 00D0H.6 A
ACC . . . . . . . . . D ADDR 00E0H A
B . . . . . . . . . . D ADDR 00F0H A
CY. . . . . . . . . . B ADDR 00D0H.7 A
DPH . . . . . . . . . D ADDR 0083H A
DPL . . . . . . . . . D ADDR 0082H A
EA. . . . . . . . . . B ADDR 00A8H.7 A
ES. . . . . . . . . . B ADDR 00A8H.4 A
ET0 . . . . . . . . . B ADDR 00A8H.1 A
ET1 . . . . . . . . . B ADDR 00A8H.3 A
EX0 . . . . . . . . . B ADDR 00A8H.0 A
EX1 . . . . . . . . . B ADDR 00A8H.2 A
EXTERNALINT0. . . . . C ADDR 0000H R SEG=?PR?EXTERNALINT0?INT0
F0. . . . . . . . . . B ADDR 00D0H.5 A
IE. . . . . . . . . . D ADDR 00A8H A
IE0 . . . . . . . . . B ADDR 0088H.1 A
IE1 . . . . . . . . . B ADDR 0088H.3 A
INT0. . . . . . . . . B ADDR 00B0H.2 A
INT1. . . . . . . . . B ADDR 00B0H.3 A
IP. . . . . . . . . . D ADDR 00B8H A
IT0 . . . . . . . . . B ADDR 0088H.0 A
IT1 . . . . . . . . . B ADDR 0088H.2 A
NTEMPA. . . . . . . . X ADDR 0000H R SEG=?XD?INT0
NTEMPB. . . . . . . . X ADDR 0002H R SEG=?XD?INT0
OV. . . . . . . . . . B ADDR 00D0H.2 A
P . . . . . . . . . . B ADDR 00D0H.0 A
P0. . . . . . . . . . D ADDR 0080H A
P1. . . . . . . . . . D ADDR 0090H A
P2. . . . . . . . . . D ADDR 00A0H A
P3. . . . . . . . . . D ADDR 00B0H A
PCON. . . . . . . . . D ADDR 0087H A
PS. . . . . . . . . . B ADDR 00B8H.4 A
PSW . . . . . . . . . D ADDR 00D0H A
PT0 . . . . . . . . . B ADDR 00B8H.1 A
PT1 . . . . . . . . . B ADDR 00B8H.3 A
PX0 . . . . . . . . . B ADDR 00B8H.0 A
PX1 . . . . . . . . . B ADDR 00B8H.2 A
RB8 . . . . . . . . . B ADDR 0098H.2 A
RD. . . . . . . . . . B ADDR 00B0H.7 A
REN . . . . . . . . . B ADDR 0098H.4 A
RI. . . . . . . . . . B ADDR 0098H.0 A
RS0 . . . . . . . . . B ADDR 00D0H.3 A
RS1 . . . . . . . . . B ADDR 00D0H.4 A
RXD . . . . . . . . . B ADDR 00B0H.0 A
SBUF. . . . . . . . . D ADDR 0099H A
SCON. . . . . . . . . D ADDR 0098H A
SM0 . . . . . . . . . B ADDR 0098H.7 A
SM1 . . . . . . . . . B ADDR 0098H.6 A
SM2 . . . . . . . . . B ADDR 0098H.5 A
SP. . . . . . . . . . D ADDR 0081H A
T0. . . . . . . . . . B ADDR 00B0H.4 A
T1. . . . . . . . . . B ADDR 00B0H.5 A
TB8 . . . . . . . . . B ADDR 0098H.3 A
TCON. . . . . . . . . D ADDR 0088H A
TF0 . . . . . . . . . B ADDR 0088H.5 A
TF1 . . . . . . . . . B ADDR 0088H.7 A
TH0 . . . . . . . . . D ADDR 008CH A
TH1 . . . . . . . . . D ADDR 008DH A
A51 MACRO ASSEMBLER INT0 06/02/2006 00:39:16 PAGE 5
TI. . . . . . . . . . B ADDR 0098H.1 A
TL0 . . . . . . . . . D ADDR 008AH A
TL1 . . . . . . . . . D ADDR 008BH A
TMOD. . . . . . . . . D ADDR 0089H A
TR0 . . . . . . . . . B ADDR 0088H.4 A
TR1 . . . . . . . . . B ADDR 0088H.6 A
TXD . . . . . . . . . B ADDR 00B0H.1 A
WR. . . . . . . . . . B ADDR 00B0H.6 A
REGISTER BANK(S) USED: 0
ASSEMBLY COMPLETE. 0 WARNING(S), 0 ERROR(S)
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