Using an Arduino Nano, an LCD screen, Hall effect sensor, magnet, and crafty electrical tape and zipties - I created a little speedometer for my bike. Essentially, I just attached the magnet to my ...

on an LCD. Alternatively an optical sensor may be used. This project is intended for retrofitting digital display to rotary tools such as lathes and saws. It can also can be used for vehicle ...

[Martyn] is restoring a 32-year-old Honda motorcycle, so when the ancient speedometer ... nicely restored bike. Instead of the relative horror of driving 40 LEDs with a single Arduino, [Martyn ...

[AlexGyver] has the answer. Using an Arduino and a servo he built a classic needle speedometer for his bike. It also has a digital display and uses a hall effect sensor to pick up the wheel speed.

With this simple add-on device, it is possible to add further statistics to our exercise bike, which will be shown on a small LCD display (20 × 4) with the help of Arduino. It is obviously possible to ...