[Martyn] is restoring a 32-year-old Honda motorcycle, so when the ancient speedometer broke last year he thought it was prime time to start of a digital speedometer project. We’re loving the … ...

Posted in Arduino Hacks, Transportation Hacks Tagged arduino, bicycle, bike, geometry, hall effect, servo, speed, speedometer, tire, wheel ← A Little IoT For Your PID Tea Kettle ...

Due to the limited size of the Arduino, we've separated the code into two code blocks: gps_speedo for the gps speedometer gps_recorder record the gps trip While it is possible to fit the two into one ...