本文介绍一种利用 EDA技术 和VHDL 语言 ,在MAX+PLUSⅡ环境下,设计了一种新型的智能密码锁。它体积小、功耗低、价格便宜、安全可靠,维护和升级都十分方便,具有较好的应用前景-This paper presents a use of EDA technologies and VHDL language, in MAX+ PLUS Ⅱ environment, design a new type of intelligent locks. Its small size, low power consumption, cheap, safe, reliable, maintenance and upgrade are very convenient, has good application prospects