out.src

CAN总线源程序,欢迎大家共同学习

; .\out.SRC generated from: .\out.c

$NOMOD51

NAME	OUT

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
P3_1	BIT	0B0H.1
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
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?_out?OUT         SEGMENT CODE 
?PR?_in?OUT          SEGMENT CODE 
?PR?test?OUT         SEGMENT CODE 
	PUBLIC	test
	PUBLIC	_in
	PUBLIC	_out
; #include <out.h>
; #include <reg51.h>
; #include <head.h>
; out( unsigned int addr, unsigned char value)

	RSEG  ?PR?_out?OUT
L?0006:
	USING	0
	MOV  	R5,#0AAH
	MOV  	R7,#09H
	MOV  	R6,#0C0H
_out:
;---- Variable 'addr?040' assigned to Register 'DPTR' ----
	MOV  	DPL,R7
	MOV  	DPH,R6
;---- Variable 'value?041' assigned to Register 'R5' ----
			; SOURCE LINE # 4
; {*( unsigned char xdata *)addr=value;
			; SOURCE LINE # 5
	MOV  	A,R5
	MOVX 	@DPTR,A
; }
			; SOURCE LINE # 6
	RET  	
; END OF _out

; 
; 
; in(unsigned int addr)

	RSEG  ?PR?_in?OUT
_in:
	USING	0
;---- Variable 'addr?142' assigned to Register 'DPTR' ----
	MOV  	DPL,R7
	MOV  	DPH,R6
			; SOURCE LINE # 9
; {unsigned char value;
			; SOURCE LINE # 10
; P0=0xFF;
			; SOURCE LINE # 11
	MOV  	P0,#0FFH
; value=*(unsigned char xdata *)addr;
			; SOURCE LINE # 12
	MOVX 	A,@DPTR
	MOV  	R7,A
;---- Variable 'value?143' assigned to Register 'R7' ----
; return(value)
			; SOURCE LINE # 13
	MOV  	R6,#00H
; ;}
			; SOURCE LINE # 14
?C0002:
	RET  	
; END OF _in

; 
; test()

	RSEG  ?PR?test?OUT
test:
	USING	0
			; SOURCE LINE # 16
; {
			; SOURCE LINE # 17
; out(TEST,0xAA);
			; SOURCE LINE # 18
	LCALL	L?0006
?C0003:
; while((in(TEST)^0xAA))
			; SOURCE LINE # 19
	MOV  	R7,#09H
	MOV  	R6,#0C0H
	LCALL	_in
	MOV  	A,R7
	XRL  	A,#0AAH
	ORL  	A,R6
	JZ   	?C0005
; out(TEST,0xAA);
			; SOURCE LINE # 20
	LCALL	L?0006
	SJMP 	?C0003
; }
			; SOURCE LINE # 21
?C0005:
	RET  	
; END OF test

	END