基于51单片机电子密码锁毕业论文(设计)

CALL DISP MOV A,P1 XRL A,R4 JZ DISP2 CALL DELAY JMP START DELAY: MOV R7,#C3 D3: MOV R6,#248 DJNZ R7,D3 RET ORG 300H

TABLE: DB 01H 02H 03H 0CH DB 04H 05H 06H 0DH DB 07H 08H 09H 0EH DB 0AH 00H 0BH 0FH

DB 01H 02H 03H 04H 05H 06H END

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硬件原理图

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