本科课程设计 简单频率计的设计，工程编译通过，有原理图。-本科课程设计 简单频率计的设计，工程编译通过，有原理图。 Undergraduate course design- simple frequency meter design, engineering compile, there are schematics.

本科课程设计 六进制计数器,带电路原理图，编译已通过。-Undergraduate course design- six decimal counter.Circuit diagram with the compiler has been adopted.