Thanks again for all your help - I think the digitalPulse may well work, but if not I'll look at the waveform in more detail.
@GoIncremental 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.
Thanks again for all your help - I think the digitalPulse may well work, but if not I'll look at the waveform in more detail.