Published 28 Oct 2026

WCH (Nanjing Qinheng Microelectronics)

\\ ===== Datasheets ===== * {{electronic:datasheet:wch:ch340ds1.pdf|CH340}}, USB to Serial Port chip. ====== References and Additional Resources ====== * [[https://www.wch-ic.com/downloads/category/27.html|WCH website]]

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