Distance to reflector needs to be about 14mm or less.
Didn't see that - but if it's reflected by a mirror (or TX is pointing at RX) then I think it would be substantially better than that.
@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.
Didn't see that - but if it's reflected by a mirror (or TX is pointing at RX) then I think it would be substantially better than that.