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📄 main.src

📁 《Proteus在MCS-51&ARM7系统中的应用百例》逆向之 Chapter 6 《Proteus在MCS-51&ARM7系统中的应用百例》MCS-51例子的C语言版本。
💻 SRC
字号:
; .\main.SRC generated from: main.c
; COMPILER INVOKED BY:
;        D:\Program Files\Keil 8.08\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND SRC(.\main.SRC)

$NOMOD51

NAME	MAIN

P0	DATA	080H
P1	DATA	090H
P2	DATA	0A0H
P3	DATA	0B0H
T0	BIT	0B0H.4
AC	BIT	0D0H.6
T1	BIT	0B0H.5
EA	BIT	0A8H.7
IE	DATA	0A8H
RD	BIT	0B0H.7
ES	BIT	0A8H.4
IP	DATA	0B8H
RI	BIT	098H.0
INT0	BIT	0B0H.2
CY	BIT	0D0H.7
TI	BIT	098H.1
INT1	BIT	0B0H.3
PS	BIT	0B8H.4
SP	DATA	081H
OV	BIT	0D0H.2
WR	BIT	0B0H.6
SBUF	DATA	099H
PCON	DATA	087H
SCON	DATA	098H
P32	BIT	0B0H.2
TMOD	DATA	089H
TCON	DATA	088H
IE0	BIT	088H.1
IE1	BIT	088H.3
B	DATA	0F0H
ACC	DATA	0E0H
ET0	BIT	0A8H.1
ET1	BIT	0A8H.3
TF0	BIT	088H.5
TF1	BIT	088H.7
RB8	BIT	098H.2
TH0	DATA	08CH
EX0	BIT	0A8H.0
IT0	BIT	088H.0
TH1	DATA	08DH
TB8	BIT	098H.3
EX1	BIT	0A8H.2
IT1	BIT	088H.2
P	BIT	0D0H.0
SM0	BIT	098H.7
TL0	DATA	08AH
SM1	BIT	098H.6
TL1	DATA	08BH
SM2	BIT	098H.5
PT0	BIT	0B8H.1
PT1	BIT	0B8H.3
RS0	BIT	0D0H.3
TR0	BIT	088H.4
RS1	BIT	0D0H.4
TR1	BIT	088H.6
PX0	BIT	0B8H.0
PX1	BIT	0B8H.2
DPH	DATA	083H
DPL	DATA	082H
REN	BIT	098H.4
RXD	BIT	0B0H.0
TXD	BIT	0B0H.1
F0	BIT	0D0H.5
PSW	DATA	0D0H
?PR?INTS_T0?MAIN     SEGMENT CODE 
?PR?main?MAIN        SEGMENT CODE 
?CO?MAIN             SEGMENT CODE 
?DT?MAIN             SEGMENT DATA 
	EXTRN	CODE (?C_STARTUP)
	PUBLIC	temp
	PUBLIC	count
	PUBLIC	TAB
	PUBLIC	main
	PUBLIC	INTS_T0

	RSEG  ?DT?MAIN
          count:   DS   1
           temp:   DS   16

	RSEG  ?CO?MAIN
TAB:
	DB	0FFH
	DB	0FFH
	DB	0DFH
	DB	0FFH
	DB	0BFH
	DB	0FFH
	DB	001H
	DB	0FFH
	DB	0BFH
	DB	0FFH
	DB	0DFH
	DB	0FFH
	DB	0FFH
	DB	0FFH

; #include <reg51.h>
; #include <intrins.h>
; 
; typedef unsigned char BYTE;
; 
; sbit P32=P3^2;
; 
; BYTE count;			//软件计数器
; BYTE code TAB[]={	0xFF,0xFF,						
; 					0xDF,0xFF,
; 					0xBF,0xFF,													
; 					0x01,0xFF,
; 					0xBF,0xFF,
; 					0xDF,0xFF,
; 					0xFF,0xFF};
; 
; BYTE temp[16];
; 
CSEG	AT	0000BH
	LJMP	INTS_T0

; void INTS_T0() interrupt 1

	RSEG  ?PR?INTS_T0?MAIN
	USING	0
INTS_T0:
	PUSH 	ACC
	PUSH 	PSW
	MOV  	PSW,#00H
	PUSH 	AR0
	PUSH 	AR4
	PUSH 	AR5
	PUSH 	AR6
	PUSH 	AR7
	USING	0
			; SOURCE LINE # 19
; {
; 	BYTE line;
; 	BYTE data *point=temp;
			; SOURCE LINE # 22
	MOV  	R7,#LOW (temp)
;---- Variable 'point?041' assigned to Register 'R7' ----
; 	BYTE num,temp;
; 
; 	EA=0;
			; SOURCE LINE # 25
	CLR  	EA
; 
; 	if(--count==0)
			; SOURCE LINE # 27
	DEC  	count
	MOV  	A,count
	JNZ  	?C0001
; 	{
			; SOURCE LINE # 28
; 		count=5;
			; SOURCE LINE # 29
	MOV  	count,#05H
; 		line=8;
			; SOURCE LINE # 30
;---- Variable 'line?040' assigned to Register 'R6' ----
	MOV  	R6,#08H
?C0004:
; 		
; 		do
; 		{
			; SOURCE LINE # 33
; 			num=2;
			; SOURCE LINE # 34
;---- Variable 'num?042' assigned to Register 'R5' ----
	MOV  	R5,#02H
; 			CY=0;
			; SOURCE LINE # 35
	CLR  	CY
; 			
; 			temp=*(point+1);
			; SOURCE LINE # 37
	MOV  	A,R7
	INC  	A
	MOV  	R0,A
	MOV  	A,@R0
	MOV  	R4,A
;---- Variable 'temp?043' assigned to Register 'R4' ----
; 			ACC=temp;
			; SOURCE LINE # 38
; 			temp++;
			; SOURCE LINE # 39
	INC  	R4
; 			#pragma asm
; 				RLC A
	  RLC A
?C0007:
; 			#pragma endasm
; 
; 			do
; 			{
			; SOURCE LINE # 45
; 				ACC=*point;
			; SOURCE LINE # 46
	MOV  	R0,AR7
	MOV  	A,@R0
; 				
; 				#pragma asm
; 					RLC A
	  RLC A
; 				#pragma endasm	
; 				
; 				*point=ACC;
			; SOURCE LINE # 52
	MOV  	@R0,A
; 				point++;
			; SOURCE LINE # 53
	INC  	R7
; 			}while(--num);
			; SOURCE LINE # 54
	DJNZ 	R5,?C0007
; 		}while(--line);
			; SOURCE LINE # 55
	DJNZ 	R6,?C0004
; 	}
			; SOURCE LINE # 56
?C0001:
; 
; 	TMOD=0x01;
			; SOURCE LINE # 58
	MOV  	TMOD,#01H
; 	TL0=0xFF;
			; SOURCE LINE # 59
	MOV  	TL0,#0FFH
; 	TH0=0x3C;
			; SOURCE LINE # 60
	MOV  	TH0,#03CH
; 	ET0=1;
			; SOURCE LINE # 61
	SETB 	ET0
; 	ET1=0;
			; SOURCE LINE # 62
	CLR  	ET1
; 	EA=1;
			; SOURCE LINE # 63
	SETB 	EA
; 	TR0=1;
			; SOURCE LINE # 64
	SETB 	TR0
; }
			; SOURCE LINE # 65
	POP  	AR7
	POP  	AR6
	POP  	AR5
	POP  	AR4
	POP  	AR0
	POP  	PSW
	POP  	ACC
	RETI 	
; END OF INTS_T0

; 
; main()

	RSEG  ?PR?main?MAIN
main:
	USING	0
			; SOURCE LINE # 67
; {	
			; SOURCE LINE # 68
; 	BYTE i=0;
			; SOURCE LINE # 69
;---- Variable 'i?144' assigned to Register 'R7' ----
	CLR  	A
	MOV  	R7,A
; 	BYTE num=16;
			; SOURCE LINE # 70
;---- Variable 'num?145' assigned to Register 'R6' ----
	MOV  	R6,#010H
; 	BYTE offset;
; 	BYTE row;
;    	BYTE line;
; 	
; 	EA=0;
			; SOURCE LINE # 75
	CLR  	EA
?C0011:
; 
; 	do
; 	{
			; SOURCE LINE # 78
; 		temp[i]=TAB[i];
			; SOURCE LINE # 79
	MOV  	A,R7
	MOV  	DPTR,#TAB
	MOVC 	A,@A+DPTR
	MOV  	R5,A
	MOV  	A,#LOW (temp)
	ADD  	A,R7
	MOV  	R0,A
	MOV  	@R0,AR5
; 		i++;
			; SOURCE LINE # 80
	INC  	R7
; 	}while(--num);
			; SOURCE LINE # 81
	DJNZ 	R6,?C0011
; 	 	
; 	TMOD=0x01;
			; SOURCE LINE # 83
	MOV  	TMOD,#01H
; 	TL0=0xFF;
			; SOURCE LINE # 84
	MOV  	TL0,#0FFH
; 	TH0=0x3C;
			; SOURCE LINE # 85
	MOV  	TH0,#03CH
; 	count=5;
			; SOURCE LINE # 86
	MOV  	count,#05H
; 	ET0=1;
			; SOURCE LINE # 87
	SETB 	ET0
; 	ET1=0;
			; SOURCE LINE # 88
	CLR  	ET1
; 	EA=1;
			; SOURCE LINE # 89
	SETB 	EA
; 	TR0=1;
			; SOURCE LINE # 90
	SETB 	TR0
; 	SCON=0x00;
			; SOURCE LINE # 91
	CLR  	A
	MOV  	SCON,A
; 	P32=0;
			; SOURCE LINE # 92
	CLR  	P32
; 	row=0x80;
			; SOURCE LINE # 93
;---- Variable 'row?147' assigned to Register 'R7' ----
	MOV  	R7,#080H
?C0012:
; 
; 	while(1)
			; SOURCE LINE # 95
; 	{
			; SOURCE LINE # 96
; 		line=0x08;
			; SOURCE LINE # 97
;---- Variable 'line?148' assigned to Register 'R5' ----
	MOV  	R5,#08H
; 		offset=0x00;
			; SOURCE LINE # 98
;---- Variable 'offset?146' assigned to Register 'R4' ----
	CLR  	A
	MOV  	R4,A
?C0016:
; 
; 		do
; 		{
			; SOURCE LINE # 101
; 			num=2;
			; SOURCE LINE # 102
	MOV  	R6,#02H
; 			row=_cror_(row,1);
			; SOURCE LINE # 103
	MOV  	R0,#01H
	MOV  	A,R7
	INC  	R0
	SJMP 	?C0028
?C0027:
	RR   	A
?C0028:
	DJNZ 	R0,?C0027
	MOV  	R7,A
; 			SBUF=row;
			; SOURCE LINE # 104
	MOV  	SBUF,A
?C0017:
; 			while(!TI);
			; SOURCE LINE # 105
	JNB  	TI,?C0017
?C0018:
; 			TI=0;
			; SOURCE LINE # 106
	CLR  	TI
?C0021:
; 
; 			do
; 			{
			; SOURCE LINE # 109
; 				SBUF=temp[offset];
			; SOURCE LINE # 110
	MOV  	A,#LOW (temp)
	ADD  	A,R4
	MOV  	R0,A
	MOV  	A,@R0
	MOV  	SBUF,A
?C0022:
; 				while(!TI);
			; SOURCE LINE # 111
	JNB  	TI,?C0022
?C0023:
; 				TI=0;
			; SOURCE LINE # 112
	CLR  	TI
; 				offset++;
			; SOURCE LINE # 113
	INC  	R4
; 			}while(--num);
			; SOURCE LINE # 114
	DJNZ 	R6,?C0021
; 
; 			P32=1;
			; SOURCE LINE # 116
	SETB 	P32
; 			P32=0;
			; SOURCE LINE # 117
	CLR  	P32
; 		}while(--line);
			; SOURCE LINE # 118
	DJNZ 	R5,?C0016
; 	}
			; SOURCE LINE # 119
	SJMP 	?C0012
; END OF main

	END

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