[BB8] decided based on no reason in particular to replace the proprietary motor controller with one based on VESC, an open-source electric motor controller for all kinds of motors even beyond ebikes.

Electric bike speed controllers are essential components that regulate the power flow from the battery to the motor. They manage the throttle, braking, and various features that influence the ...

in that it has an electric motor and a source of electric power. However, [Tom] intended to eliminate the electronic parts—the speed controller, any battery balancing hardware, and the like.

which powers electric motors driving the wheels. The inverter converts DC to AC, while a controller manages power distribution and optimizes battery use for smooth operation. “Accelerating ...