CH34X driver
Support 32/64 bit Windows 11/10/8.1/8/7
CH340/CH341 Windows serial driver installation- Nanjing Qinheng Microelectronics Co., Ltd. (wch.cn)
Screenshot after successful installation:
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The CH34X series can also support common interfaces for embedded development such as SPI and I2C. You can go to the official website to learn by yourself.
CH347DS1.PDF
CH347EVT.ZIP CH347 development DEMO, including development board SCH.pdf, a VC host computer DEMO (x.sln), API manual, etc.