📄 main.ls1
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A51 MACRO ASSEMBLER MAIN 05/22/2007 18:09:37 PAGE 1
MACRO ASSEMBLER A51 V8.00d
OBJECT MODULE PLACED IN main.OBJ
ASSEMBLER INVOKED BY: D:\Program Files\Keil 8.08\C51\BIN\A51.EXE main.src PR(.\main.ls1) EP DEBUG
LOC OBJ LINE SOURCE
1 ; .\main.SRC generated from: main.c
2 ; COMPILER INVOKED BY:
3 ; D:\Program Files\Keil 8.08\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND SRC(.\
main.SRC)
4
5 $nomod51
6
7 NAME MAIN
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
A51 MACRO ASSEMBLER MAIN 05/22/2007 18:09:37 PAGE 2
00BB 58 PT1 BIT 0B8H.3
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?main?MAIN SEGMENT CODE
73 ?DT?main?MAIN SEGMENT DATA OVERLAYABLE
74 EXTRN CODE (?C_STARTUP)
75 PUBLIC array
76 PUBLIC main
77
---- 78 DSEG AT 030H
0030 79 array: DS 7
80
---- 81 RSEG ?DT?main?MAIN
0000 82 ?main?BYTE:
0000 83 temp?043: DS 1
84 ; #include <reg51.h>
85 ; typedef unsigned char BYTE;
86 ;
87 ; BYTE data array[7] _at_ 0x30;
88 ;
89 ; main()
90
---- 91 RSEG ?PR?main?MAIN
0000 92 main:
93 USING 0
94 ; SOURCE LINE # 6
95 ; {
96 ; SOURCE LINE # 7
97 ; BYTE num=0x03;
98 ; SOURCE LINE # 8
99 ;---- Variable 'num?040' assigned to Register 'R7' ----
0000 7F03 100 MOV R7,#03H
101 ; BYTE data *point_1=0x30;
102 ; SOURCE LINE # 9
103 ;---- Variable 'point_1?041' assigned to Register 'R6' ----
0002 7E30 104 MOV R6,#030H
105 ; BYTE data *point_2=0x34;
106 ; SOURCE LINE # 10
107 ;---- Variable 'point_2?042' assigned to Register 'R5' ----
0004 7D34 108 MOV R5,#034H
109 ; BYTE temp;
110 ;
111 ; array[0]=0x68;
112 ; SOURCE LINE # 13
0006 753068 113 MOV array,#068H
114 ; array[1]=0x55;
115 ; SOURCE LINE # 14
0009 753155 116 MOV array+01H,#055H
117 ; array[2]=0x98;
118 ; SOURCE LINE # 15
000C 753298 119 MOV array+02H,#098H
120 ;
121 ; array[4]=0x55;
122 ; SOURCE LINE # 17
000F 753455 123 MOV array+04H,#055H
A51 MACRO ASSEMBLER MAIN 05/22/2007 18:09:37 PAGE 3
124 ; array[5]=0x23;
125 ; SOURCE LINE # 18
0012 753523 126 MOV array+05H,#023H
127 ; array[6]=0x64;
128 ; SOURCE LINE # 19
0015 753664 129 MOV array+06H,#064H
130 ;
131 ;
132 ;
133 ; point_1+=num;
134 ; SOURCE LINE # 23
0018 EF 135 MOV A,R7
0019 2E 136 ADD A,R6
001A FE 137 MOV R6,A
138 ; point_2+=num;
139 ; SOURCE LINE # 24
001B EF 140 MOV A,R7
001C 2D 141 ADD A,R5
001D FD 142 MOV R5,A
143 ; CY=0;
144 ; SOURCE LINE # 25
001E C2D7 145 CLR CY
0020 146 ?C0003:
147 ;
148 ; do
149 ; {
150 ; SOURCE LINE # 28
151 ; point_1--;
152 ; SOURCE LINE # 29
0020 1E 153 DEC R6
154 ; point_2--;
155 ; SOURCE LINE # 30
0021 1D 156 DEC R5
157 ;
158 ; ACC=*point_1;
159 ; SOURCE LINE # 32
160 ; temp=*point_2;
161 ; SOURCE LINE # 33
0022 A805 162 MOV R0,AR5
0024 E6 163 MOV A,@R0
0025 F500 F 164 MOV temp?043,A
165 ;
166 ; #pragma asm
167 ; ADDC A,temp?043
0027 3500 F 168 ADDC A,temp?043
169 ; DA A
0029 D4 170 DA A
171 ; #pragma endasm
172 ;
173 ; *point_1=ACC;
174 ; SOURCE LINE # 40
002A A806 175 MOV R0,AR6
002C F6 176 MOV @R0,A
177 ; }while(--num);
178 ; SOURCE LINE # 41
002D DFF1 179 DJNZ R7,?C0003
002F 180 ?C0004:
181 ;
182 ; while(1);
183 ; SOURCE LINE # 43
002F 80FE 184 SJMP ?C0004
185 ; END OF main
186
187 END
A51 MACRO ASSEMBLER MAIN 05/22/2007 18:09:37 PAGE 4
SYMBOL TABLE LISTING
------ ----- -------
N A M E T Y P E V A L U E ATTRIBUTES
?C0003 . . . . . . C ADDR 0020H R SEG=?PR?MAIN?MAIN
?C0004 . . . . . . C ADDR 002FH R SEG=?PR?MAIN?MAIN
?C_STARTUP . . . . C ADDR ----- EXT
?DT?MAIN?MAIN. . . D SEG 0001H REL=UNIT
?MAIN?BYTE . . . . D ADDR 0000H R SEG=?DT?MAIN?MAIN
?PR?MAIN?MAIN. . . C SEG 0031H REL=UNIT
AC . . . . . . . . B ADDR 00D0H.6 A
ACC. . . . . . . . D ADDR 00E0H A
AR5. . . . . . . . D ADDR 0005H A
AR6. . . . . . . . D ADDR 0006H A
ARRAY. . . . . . . D ADDR 0030H 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
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
MAIN . . . . . . . C ADDR 0000H R SEG=?PR?MAIN?MAIN
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
A51 MACRO ASSEMBLER MAIN 05/22/2007 18:09:37 PAGE 5
TCON . . . . . . . D ADDR 0088H A
TEMP?043 . . . . . D ADDR 0000H R SEG=?DT?MAIN?MAIN
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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