二维码解码程序，用VC＋＋开发。输入二维码图案，可以识别出其内容。-Two-dimensional code decoding process, using VC++ development. Enter the two-dimensional code pattern can identify its contents.

如标题,对应之前上传的用VC编写的USB采集电压的客户端程序，这是相应的单片机设计电路（PCB工程），需要烧写到单片中的固件代码（用winavr环境，C语言编写），以及电脑识别USB需要用到的LIBusb文件，都包含在内-Such as title, corresponding to the previously uploaded VC prepared to collect voltage USB client program, which is the corresponding singl