What's the JS code on the watch? Is it possible that you're just never writing any newline characters, so readLine is attempting to read a 1MB long line of text?
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.
What's the JS code on the watch? Is it possible that you're just never writing any newline characters, so
readLine
is attempting to read a 1MB long line of text?