文件名称:ROMAT89C51
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文介绍一款用AT89C51和串行ROM 制作的电子密码锁，其主要特点为硬件电路简洁可靠．并可随时
更改密码，以下是其硬件和软件部分的设计。-Text about a ROM with AT89C51 and serial production of electronic locks, and its main features of the hardware circuitry for simple and reliable. And are free to change the password, the following is part of its hardware and software design.
更改密码，以下是其硬件和软件部分的设计。-Text about a ROM with AT89C51 and serial production of electronic locks, and its main features of the hardware circuitry for simple and reliable. And are free to change the password, the following is part of its hardware and software design.
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用串行ROM和AT89C51实现电子密码锁.pdf