Most of the current laptops are no longer equipped with serial ports, and are pre-installed with Microsoft's latest Vista operating system. However, in daily development work, you may encounter serial programming through USB-to-serial data lines in a notebook without a serial port. Through the online search of the solution provided by the Vista system, the USB to serial port data line driver can be used normally. The details are as follows:
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Download and install Ch341 DriverProgram
This problem is caused Ch341 . Ch341 YesbyNanjing qinheng Electronics Co., Ltd.Developed.
Solution
Download and install from the manufacturer's website Ch341 .
Nanjing qinheng Electronics Co., Ltd.
Install as instructed on the manufacturer's website Ch341 .
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Click here to download