8个发光管模拟二进制加法运算.asm

8个发光管模拟二进制加法运算.asm 8个发光管模拟二进制加法运算.asm

   ORG 0000H
   LJMP MAIN
   ORG 0030H
MAIN:MOV A,#00H
PLAY:MOV P1,A
     ACALL DLY_1S
	 INC A
	 AJMP PLAY
;延时1 S 的子程序 
DLY_1S:
  MOV R2,#100
DLY1S_1:
  MOV R3,#10
DLY1S_2:
  MOV R4,#125
DL1:
  NOP
  NOP
  DJNZ R4,DL1
  DJNZ R3,DLY1S_2
  DJNZ R2,DLY1S_1
  RET
  END