Latest versions of MacOS don't seem to work well with serial devices. People over on Arduino forums often have problems with that.
@DrAzzy 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.
Latest versions of MacOS don't seem to work well with serial devices. People over on Arduino forums often have problems with that.