It is pretty easy to go to a big box store and get a digital speedometer for your bike. Not only is that no fun, but the little digital display isn’t going to win you any hacker cred. [AlexGyver] has ...

NOTE: This library is no longer maintained due to hardware dependencies and wide variety of devices to support. As an alternative, I have created VarSpeedPython, which is a module that can be used on ...

This project logs the speed of a servo motor, potentially useful for tracking bike speed, distance, or other applications. It uses an interrupt to measure time between servo position changes, ...

The 16-channel 12-bit PWM/Servo Driver, PCA9685, is an ideal module for precise control of multiple PWM outputs that are commonly used to control servos, LEDs, and other devices in applications such ...

[Jesse Merritt] bought a manual speed controller for his router. It’s used in the CNC mill he build and he figured, why not add the ability for the computer to control the speed. The speed controller ...

While building robotics projects, the importance of controllers and motors cannot be overstated. These components are the heart and soul of any robotic system, providing the necessary control and ...