In this project, a digital alarm clock with alarm and temperature abilities built using an Arduino Uno R3 microcontroller for the Spring 2021 term of the Embedded Systems Programming course. This ...

This tutorial demonstrates how to control the backlight of a 16x2 LCD display using an Arduino Uno and a button. The provided script allows you to toggle the LCD backlight on and off with a button ...

so tinkercad has circuit designand arduno now, a real arduino is $20, IDE is free, fritzing is free and does all the exact same layout stuff locally, you save your files and keep them forever.

The past month or so I’ve been playing with the Maxim DS1307 Real-Time-Clock and DS1621 Temperature Sensor ICs. I hooked them up to an Arduino Uno board with a Parallax Serial 16×2 Character LCD. I ...