But we can’t deny this Arduino calculator project by [Danko Bertović] would look good sitting on the bench. In the video after the break, [Danko] walks us through the creation of the calculator ...

Along the way the project didn’t just get repaired, it got a full rebuild. This calculator uses a full 16 button matrix keypad. The Arduino deciphers button pushes with the help of the Keypad ...

If you are interested in building your very own RPN calculator you might be interested in a new project published to ... and a little Arduino hardware. Featuring an Arduino Nano microcontroller ...