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標題: 8x8Led之protues仿真調試通過 [打印本頁]

作者: 51Lovers 時間: 2017-4-10 14:47
標題: 8x8Led之protues仿真調試通過
和數(shù)碼管相似，每顯示一行數(shù)據(jù)后要進行消隱處理。

ORG 0000H
LJMP main

ORG 0080H
main:
MOV R1,#00H
MOV R2,#08H
MOV R7,#0feH
LABEL:
   MOV DPTR,#TABA
         MOV A,R1
         MOVC A,@A+DPTR
         MOV P0,A
         nop
         MOV A,R7
         MOV P2,A
         RL  A
         MOV R7,A
         nop
         INC R1
   Mov P0,#00h
DJNZ R2,LABEL
Lcall  DL
JMP main
DL: MOV R4,#02H
DL1:MOV R3,#01FH
DL2: DJNZ R3,DL2
      DJNZ R4,DL1
ret
TABA: DB 00H,08H,08H,038H,08H,08H,0FFH,00H
END

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