it's not a limitation by Lishui. They supply the code to suit OEMs. Their default code is practical for most users. It's not an on/off switch based on speed, it's a step change in effort based on the selected assist level. The main difference in the Lishui's 'speed control' - for lack of a...
in the thread throttle for the Carrera, my code implements just that, the throttle takes priority as long as you pedal and cuts the power as soon as you stop pedalling. Lishui and others keep the throttle going until you blip the brakes.
the throttle + pedalling = legal + precise control of the amount of assistance, from snail's pace (negotiating gates for example) to 15.5mph while pedalling as little or as much as you like.
A combination often overlooked because difficult to explain to the police and most people don't need the...
16.2mm is OK, the sensor won't crack, just jiggle the sensor case a bit to fit it better. Post a picture of the splines on the bb cup if you want me to check.
I think there is strong interest in charging at 41v in order to prolong life of the battery and reduce fire risk during charging. However, the cost needs to be quantified, how much loss in capacity? I can get 41v chargers made.
don't forget the issue of public liability whenever you put something in the market. If the bike battery sets fire to their garage, you may be jointly liable.