Yes, DrAzzy, i use discovery board, not F4 but F3, and the link was useful. Thank you!
@Andrey started
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.
Yes, DrAzzy, i use discovery board, not F4 but F3, and the link was useful.
Thank you!