USB转串口的win7的驱动，本人测试过很实用。-Win7 USB-serial driver, I tested very practical.

ch341芯片的win7驱动程序，使用这个芯片的人有福了-a driver on ch341 based on win7,is used for user that used ch341

CH340驱动(USB串口驱动)_XP_WIN7共用打开SETUP.EXE，提示INF文件为CH341SER.INF，我们不需要理会（341，340共用的），所以直接点安装即可-CH340 driver (USB serial driver) _XP_WIN7 common open SETUP.EXE, prompted the INF file for CH341SER.INF, we do not need to bother (341340 shared), so the direct