dbled1.asm

地磅的程序及图纸

;;;;;;;;;用DBLED1.PCB板测试程序
;
;P1.0-->RD
;P1.1-->CLK
;P1.2-->STR
;P1.3-->OE
;40H,41H-->大屏地址
;R0-->50H开始存数据
		ORG 	0000H
		AJMP	MAIN
	  	ORG 	0013H
	 	CLR 	EX1
	 	LJMP 	INTER1
		ORG	0023H
		CLR	ES
		LJMP	COMM
		ORG 	0100H

MAIN:		MOV 	IE,#90H
		MOV	IP,#10H
		CLR	RS0
		CLR	RS1
		MOV	SP,#60H
		MOV	SCON,#60H
		MOV	TMOD,#21H
		MOV	TCON,#04H
		JB	P2.0,BPS96
		MOV	TL1,#0FAH	;12M,0e6,#00,1200bps
		MOV	TH1,#0FAH   ;11.0592,0FD,#00,9600BPS   0FA,#80,9600BPS
		MOV	PCON,#80H   ;11.0592,0E8,#00,1200BPS	0D0,#80,1200BPS
		SJMP	MAIN1
BPS96:		MOV	TL1,#0D0H	;4.433619M,0fe,#00,9600bps
		MOV	TH1,#0D0H	;4.433619M,0ed,#80,1200bps
		MOV	PCON,#80H
MAIN1:		SETB	TR1
		CLR	ET0
		SETB	REN
		SETB	EX1
		SETB	ES
		CPL 	P1.2
		MOV R0,#50H
		MOV R1,#9
QINGP0:		MOV @R0,#10
		INC R0
		DJNZ	R1,QINGP0
                ACALL	ADDRESS
;		CLR 	P1.3
;		MOV	40H,#30H
;		MOV	41H,#31H

;tt:		jb	p2.0,tt
;		CLR EA
;		mov dptr,#DATA1
;		mov r3,#11
;tt1:		clr a
;		movc a,@a+dptr
;		ACALL TRANPC
;		inc dptr
;		DJNZ 	r3,tt1
;		setb EA
;		sjmp	tt

;		LJMP	B7
B1:		mov	59H,#0
		mov	60H,#0
		MOV 	DPTR,#DATA1
		MOV 	R1,#10 		;10个字节
		MOV	R0,#50H
B3:
		MOV	A,@R0
		INC	R0
		MOVC 	A,@A+DPTR
		MOV 	R3,#8  		;移位8
B4:		RRC 	A
		MOV 	P1.0,C 		;数据信号
		SETB 	P1.1   		;时钟信号
		CPL 	P1.1
		DJNZ 	R3,B4
;		INC 	DPTR
		DJNZ 	R1,B3

		SETB 	P1.3   		;打开OE信号
		CPL 	P1.2   		;STR信号
		CPL 	P1.2
		CLR 	P1.3			;关闭OE信号

B7:		SJMP 	B7		;SJMP	B7

INTER1:
		CLR EA
		cpl p3.6
;		MOV A,#0AAH
;		ACALL TRANPC
		SETB TR1           	;make the time1 work
		SETB REN           	;enable receive
		SETB EX1
		SETB EA
		POP  DPH
		POP  DPL
		MOV  DPTR,#B1
		PUSH DPL
		PUSH DPH
		RETI

TRANPC:
		MOV SBUF,A         	;transmitter the data in the rigister ACC
		JNB TI,$
		CLR TI
		RET


COMM:		PUSH ACC
	     	CLR EA
		CLR 	P1.3		;OE信号
		MOV R0,#50H
;		ACALL RECEPTION     	;receive the length of data
;		JC RE
;			 CJNE A,40H,RE
	 	ACALL RECEPTION     	;receive the length of data
	  	JC RE
			 CJNE A,#65H,RE
		ACALL RECEPTION     	;receive the length of data
		JC RE
			 CJNE A,40H,RE
	 	ACALL RECEPTION     	;receive the length of data
	  	JC RE
			 CJNE A,41H,RE
		MOV	R1,#2
RAM:  		ACALL RECEPTION     	;receive the length of data
		JC RE
		SUBB A,#30H
		MOV @R0,A
		INC R0
		DJNZ	R1,RAM
;		sjmp	RAMEND

		MOV	R1,#5
RAM1:  		ACALL RECEPTION     	;receive the length of data
		JC RE
		CJNE A,#30H,RAM2
		MOV @R0,#10
		INC R0
		DJNZ	R1,RAM1
		SJMP	RAM3
RAM2:		SUBB	A,#30H
		MOV	@R0,A
		INC	R0
		DEC	R1
RAM3:		MOV	A,#1
		ADD	A,R1
		MOV	R1,A
RAM4:  		ACALL RECEPTION     	;receive the length of data
		JC RE
		SUBB A,#30H
		MOV @R0,A
		INC R0
		DJNZ	R1,RAM4
RAM5:  		ACALL RECEPTION     	;receive the length of data
		JC RE
		CJNE A,#30H,BLACK
		MOV @R0,#10
	BLACK:	CJNE A,#31H,RED
		MOV @R0,#11
	RED:	CJNE A,#32H,GREED
		MOV @R0,#12
	GREED:
		INC R0

		ACALL RECEPTION     	;receive the length of data
		JC RE
		CJNE A,#30H,RAMEND
		MOV R0,#50H
		MOV R1,#9
QINGP1:		MOV @R0,#10
		INC R0
		DJNZ	R1,QINGP1
		SJMP	RAMEND
RE:
	     	POP ACC
		POP  DPH
		POP  DPL
		MOV  DPTR,#B7
		PUSH DPL
		PUSH DPH
		SETB ES
		SETB EA
		RETI

RAMEND:		POP ACC
		POP  DPH
		POP  DPL
		MOV  DPTR,#B1
		PUSH DPL
		PUSH DPH
		SETB ES
		SETB EA
		RETI


RECEPTION:
         	CLR C
	 	MOV TH0,#0AH
		MOV TL0,#0FH
		SETB TR0
RECEWAIT:
		JBC RI,RECEYES
		JNB TF0,RECEWAIT
		CLR TF0
		CLR TR0
		SETB C
		RET

RECEYES:
		CLR TR0
		MOV A,SBUF
		CLR TF0
		RET

ADDRESS:
		MOV	A,P2
		ANL	A,#00001110B
ADD1:		CJNE	A,#00000000B,ADD2
		MOV	40H,#30H
		MOV	41H,#31H
		RET
ADD2:		CJNE	A,#00001000B,ADD3
		MOV	40H,#30H
		MOV	41H,#32H
		RET
ADD3:		CJNE	A,#00000100B,ADD4
		MOV	40H,#30H
		MOV	41H,#33H
		RET
ADD4:		CJNE	A,#00001100B,ADD5
		MOV	40H,#30H
		MOV	41H,#34H
		RET
ADD5:		CJNE	A,#00000010B,ADD6
		MOV	40H,#30H
		MOV	41H,#35H
		RET
ADD6:		CJNE	A,#00001010B,ADD7
		MOV	40H,#30H
		MOV	41H,#36H
		RET
ADD7:		CJNE	A,#00000110B,ADD8
		MOV	40H,#30H
		MOV	41H,#37H
		RET
ADD8:	;	CJNE	A,#00001110B,ADD9
		MOV	40H,#30H
		MOV	41H,#38H
		RET

DATA1:
DB 0fcH, 060H, 0daH, 0f2H, 066H, 0b6H, 0beH, 0e0H, 0feH, 0f6H,00H,034H,0c8H
	END