文档编号:JD620 附任务书,开题报告,原理图,文档字数:21652,页数:55 摘 要 关键词 AT89C51单片机 IC卡 电磁阀 模块化结构
According to IC card safe and convenient, the advantages of large storage capacity, to design a low-cost, high reliability, increased gas tariffs of the electronic management for the purpose, to complete the smart card IC pre-paid gas meter design. Key words AT89C51 microcontroller IC card electromagnetic valve modular structure
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