The Nokia 3100 is a classic in the circles we frequent. The LCD in this phone is a very cheap and very common display, and it was one of the most popular phones since the phone from Bell, making it… ...

The Motif I wanted to use a compact device to measure and display the speed of some orbiting wheels. I quickly created a simple but compact digital tachometer using an Arduino Uno microcontroller and ...

Posted in Arduino Hacks, Microcontrollers Tagged arduino, arduino shield, batteries, battery, charger, charging, lcd, Li-ion, lipoly, lithium, LT1510, shield ← RTL SDR As A Spectrum Analyzer ...

The Alphanumeric LCD for Arduino will be our first circuit: using only one component, and of course the LCD, we can povide our Arduino board with at least a 16×2 alphanumeric LCD display that we will ...