j60.asm

汇编语言开发的各种实用程序

            ORG 0000H
			LJMP MAIN
			ORG 0200H
MAIN:

Second		EQU 30H 
			ORG 0 
START:		MOV Second,#00H 
NEXT:		MOV A,Second 
        	MOV B,#10 
			DIV AB 
			MOV DPTR,#TABLE 
	        MOVC A,@A+DPTR 
			MOV P0,A 
			MOV A,B 
	        MOVC A,@A+DPTR 
			MOV P2,A 
			LCALL DELY1S 
	        INC Second 
			MOV A,Second 
			CJNE A,#60,NEXT 
	        LJMP START 
DELY1S:		MOV R5,#100 
D2:			MOV R6,#20 
D1:	        MOV R7,#248 
			DJNZ R7,$ 
			DJNZ R6,D1 
	        DJNZ R5,D2 
			RET 
TABLE:		DB 3FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH 
			END