jk5-2.asm

来自「微机原理课程 所有讲义PPT 课程全实验（包括代码程序设计实验报告） 习」· 汇编 代码 · 共 39 行

ORG	0000H
	LJMP	BNMAIN2
	ORG	1540H
BNMAIN2:	MOV	DPTR,#8003H
	MOV	A,#88H

	MOVX	@DPTR,A
	MOV	SP,#5FH
	MOV	30H,#08H
	MOV	31H,#07H
	MOV	32H,#06H
BNLP1:	MOV	R7,#03H
	MOV	R3,#01H
	MOV	R0,#30H
BNLP2:	MOV	A,@R0
	INC	R0
	ADD	A,#12H
	MOVC	A,@A+pc
	MOV	DPTR,#8000H
	MOVX	@DPTR,A
	MOV	DPTR,#8001H
	MOV	A,R3
	MOVx	@DPTR,A
	RL	A
	MOV	R3,A
	LCALL	DIMS
	DJNZ	R7,BNLP2
	SJMP	BNLP1
	DB	3FH,06H,5BH,4FH,66H,6DH,7DH,07H
	DB	7FH,6FH,77H,7CH,39H,5EH,79H,71H
DIMS:	PUSH	30H
	MOV	30H,#0F8H
DLP:	NOP
	NOP
	DJNZ	30H,DLP
	POP	30H
	RET
	END