The timer is based on an Arduino Pro Mini and an HX1230 LCD with a simple piezo speaker for audible alerts. ... Posted in Arduino Hacks Tagged arduino, features, lcd, simplicity, single button, timer.

Schematic of the Arduino Timer Circuit. When you Press the RESET Button on the Arduino board, the timer will countdown from 60 seconds, as programmed. Once the timer countdown reaches 0 seconds, the ...

The timer is based on an Arduino Pro Mini and an HX1230 LCD with a simple piezo speaker for audible alerts. ... Continue reading “Over-Engineered Single Button Timer ...

The OONTZ uses a 3D printed case, a 16 button keypad, an Arduino Leonardo, a monochrome driver, and a few potentiometers. It's actually a pretty simple thing to build yourself provided you can the ...