From the sis, we designed the program, there are digital DC power supply, single-chip digital frequency meter and order papers.

单片机点菜设计
..............\点菜系统原版.Bkp
..............\点菜系统原版.ddb
..............\点菜系统设计（6月17修改）.doc
数字频率计
..........\%E5%9F%BA%E4%BA%8E51%E5%8D%95%E7%89%87%E6%9C%BA%E7%9A%84%E6%95%B0%E5%AD%97%E9%A2%91%E7%8E%87%E8%AE%A1%20[1].pdf
数控直流稳压电源
................\%E6%95%B0%E6%8E%A7%E7%9B%B4%E6%B5%81%E7%A8%B3%E5%8E%8B%E7%94%B5%E6%BA%90%E6%AF%95%E4%B8%9A%E8%AE%BE%E8%AE%A1%E8%AE%BA%E6%96%87[1].pdf

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