Hello! Long time Ars reader, first time poster. I have a project that involves a small LCD. I've got a prototype working with an Arduino board and that's cool. But now I want to go beyond a ...

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 ...

It can run on the Uno, Nano, Pro Micro, or even home-brew Arduino boards. He’s demonstrating the program with a Nokia 5110 LCD, but has also included code for the typical 2×16 LCD displays.

[Jens]’ device consists of an Arduino, LCD display, and two sensors – one for acetone, and another for temperature and humidity.