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Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
@Uhv
What driver must I install?
I have install VCP, and when I connect to second USB (through PL2303), the com-port appears in system. When I connect to first USB (it is really connected to STM32 - PA11 and PA12), it is no reaction...