Its own serial port using VB to write a debugger for debugging single

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自己用VB写的串口调试程序，对于单片机之类的调试非常好用，自己感觉比网上能下到的那些好用-Its own serial port using VB to write a debugger for debugging single-chip microcomputer, such as very easy to use, their own feelings than the bottom line of those who can use