What happens if you try every 60 seconds instead of 20? I know I was doing that as a test and it worked for days...
It might help to narrow down the problem.
@Gordon 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.
What happens if you try every 60 seconds instead of 20? I know I was doing that as a test and it worked for days...
It might help to narrow down the problem.