So you can only get 70 seconds, pretty consistently?
What about if you are not connected to the other Puck that's doing the connection? Obviously it's harder to debug that way but you could log the attempts and then just connect later to see what happens.
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.
So you can only get 70 seconds, pretty consistently?
What about if you are not connected to the other Puck that's doing the connection? Obviously it's harder to debug that way but you could log the attempts and then just connect later to see what happens.