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by tyingq 1712 days ago
There's a few variations of really cheap 8051 MCUs with USB support. https://hackaday.com/tag/ch554/
1 comments
le-mark 1711 days ago
Are these ch554 family parts available in bulk? I don’t find them on mouser or Digikey for example.
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tyingq 1711 days ago
The manufacturer appears to support direct purchase: http://www.wch-ic.com/services/buy_process.html

LCSC is another option: https://lcsc.com/products/Microcontroller-Units-MCUs-MPUs-SO...

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linux_is_nice 1711 days ago
You can find them on lcsc.
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