📄 test1.ls1
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A51 MACRO ASSEMBLER TEST1 12/14/2007 14:32:19 PAGE 1
MACRO ASSEMBLER A51 V6.23
OBJECT MODULE PLACED IN test1.OBJ
ASSEMBLER INVOKED BY: d:\Keil\C51\BIN\A51.EXE test1.src PR(.\test1.ls1) EP DEBUG
LOC OBJ LINE SOURCE
1 ; .\test1.SRC generated from: test1.c
2
3 $nomod51
4
5 NAME TEST1
6
0080 7 P0 DATA 080H
0090 8 P1 DATA 090H
00A0 9 P2 DATA 0A0H
00B0 10 P3 DATA 0B0H
00B4 11 T0 BIT 0B0H.4
00D6 12 AC BIT 0D0H.6
00B5 13 T1 BIT 0B0H.5
00AF 14 EA BIT 0A8H.7
00A8 15 IE DATA 0A8H
00B7 16 RD BIT 0B0H.7
00AC 17 ES BIT 0A8H.4
00B8 18 IP DATA 0B8H
0098 19 RI BIT 098H.0
00B2 20 INT0 BIT 0B0H.2
00D7 21 CY BIT 0D0H.7
0099 22 TI BIT 098H.1
00B3 23 INT1 BIT 0B0H.3
00BC 24 PS BIT 0B8H.4
0081 25 SP DATA 081H
00D2 26 OV BIT 0D0H.2
00B6 27 WR BIT 0B0H.6
0099 28 SBUF DATA 099H
0087 29 PCON DATA 087H
0098 30 SCON DATA 098H
0089 31 TMOD DATA 089H
0088 32 TCON DATA 088H
0089 33 IE0 BIT 088H.1
008B 34 IE1 BIT 088H.3
00F0 35 B DATA 0F0H
00E0 36 ACC DATA 0E0H
00A9 37 ET0 BIT 0A8H.1
00AB 38 ET1 BIT 0A8H.3
008D 39 TF0 BIT 088H.5
008F 40 TF1 BIT 088H.7
009A 41 RB8 BIT 098H.2
008C 42 TH0 DATA 08CH
00A8 43 EX0 BIT 0A8H.0
0088 44 IT0 BIT 088H.0
008D 45 TH1 DATA 08DH
009B 46 TB8 BIT 098H.3
00AA 47 EX1 BIT 0A8H.2
008A 48 IT1 BIT 088H.2
00D0 49 P BIT 0D0H.0
009F 50 SM0 BIT 098H.7
008A 51 TL0 DATA 08AH
009E 52 SM1 BIT 098H.6
008B 53 TL1 DATA 08BH
009D 54 SM2 BIT 098H.5
00B9 55 PT0 BIT 0B8H.1
0090 56 LED BIT 090H.0
00BB 57 PT1 BIT 0B8H.3
00D3 58 RS0 BIT 0D0H.3
A51 MACRO ASSEMBLER TEST1 12/14/2007 14:32:19 PAGE 2
008C 59 TR0 BIT 088H.4
00D4 60 RS1 BIT 0D0H.4
008E 61 TR1 BIT 088H.6
00B8 62 PX0 BIT 0B8H.0
00BA 63 PX1 BIT 0B8H.2
0083 64 DPH DATA 083H
0082 65 DPL DATA 082H
009C 66 REN BIT 098H.4
00B0 67 RXD BIT 0B0H.0
00B1 68 TXD BIT 0B0H.1
00D5 69 F0 BIT 0D0H.5
00D0 70 PSW DATA 0D0H
71 ?PR?main?TEST1 SEGMENT CODE
72 EXTRN CODE (?C_STARTUP)
73 PUBLIC main
74 ; #include<reg51.h>
75 ; sbit LED=P1^0;
76 ;
77 ; void main(void)
78
---- 79 RSEG ?PR?main?TEST1
0000 80 main:
81 USING 0
82 ; SOURCE LINE # 4
83 ; {
84 ; SOURCE LINE # 5
0000 85 ?C0001:
86 ; int i;
87 ; while(1)
88 ; SOURCE LINE # 7
89 ; {
90 ; SOURCE LINE # 8
91 ; for(i=0;i<1000;i++);
92 ; SOURCE LINE # 9
93 ;---- Variable 'i?040' assigned to Register 'R6/R7' ----
0000 E4 94 CLR A
0001 FF 95 MOV R7,A
0002 FE 96 MOV R6,A
0003 97 ?C0003:
0003 0F 98 INC R7
0004 BF0001 99 CJNE R7,#00H,?C0007
0007 0E 100 INC R6
0008 101 ?C0007:
0008 BE03F8 102 CJNE R6,#03H,?C0003
000B BFE8F5 103 CJNE R7,#0E8H,?C0003
000E 104 ?C0004:
105 ; #pragma asm
106 ; MOV R7,#10
000E 7F0A 107 MOV R7,#10
108 ; DEL:MOV R6,#20
0010 7E14 109 DEL:MOV R6,#20
110 ; DJNZ R6,$
0012 DEFE 111 DJNZ R6,$
112 ; DJNZ R7,DEL
0014 DFFA 113 DJNZ R7,DEL
114 ; #pragma endasm
115 ; LED=~LED;
116 ; SOURCE LINE # 16
0016 B290 117 CPL LED
118 ; }
119 ; SOURCE LINE # 17
0018 80E6 120 SJMP ?C0001
121 ; END OF main
122
123 END
A51 MACRO ASSEMBLER TEST1 12/14/2007 14:32:19 PAGE 3
SYMBOL TABLE LISTING
------ ----- -------
N A M E T Y P E V A L U E ATTRIBUTES
?C0001 . . . . . . C ADDR 0000H R SEG=?PR?MAIN?TEST1
?C0003 . . . . . . C ADDR 0003H R SEG=?PR?MAIN?TEST1
?C0004 . . . . . . C ADDR 000EH R SEG=?PR?MAIN?TEST1
?C0007 . . . . . . C ADDR 0008H R SEG=?PR?MAIN?TEST1
?C_STARTUP . . . . C ADDR ----- EXT
?PR?MAIN?TEST1 . . C SEG 001AH REL=UNIT
AC . . . . . . . . B ADDR 00D0H.6 A
ACC. . . . . . . . D ADDR 00E0H A
B. . . . . . . . . D ADDR 00F0H A
CY . . . . . . . . B ADDR 00D0H.7 A
DEL. . . . . . . . C ADDR 0010H R SEG=?PR?MAIN?TEST1
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
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
LED. . . . . . . . B ADDR 0090H.0 A
MAIN . . . . . . . C ADDR 0000H R SEG=?PR?MAIN?TEST1
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
A51 MACRO ASSEMBLER TEST1 12/14/2007 14:32:19 PAGE 4
TEST1. . . . . . . N NUMB -----
TF0. . . . . . . . B ADDR 0088H.5 A
TF1. . . . . . . . B ADDR 0088H.7 A
TH0. . . . . . . . D ADDR 008CH A
TH1. . . . . . . . D ADDR 008DH A
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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