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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.
@CWBudde1
A long sleep did help to find out that I did not connected everything correctly. The cheap board from china had one label printed one pin too far to the left. Eventually I even bricket that board, but that needs to be tested.