Serial-driven LCD displays do exist, but they typically have proprietary protocols, and some are rather expensive. As far as I have been able to determine, there exists no open-source (software and ...

This module will investigate creating an interactive side-scrolling game using an Arduino. It will also provide experience with advanced usage of the 16x2 LCD screen and its scrolling capabilities.

Whereas a typical scale would then simply show the resulting number on an LCD display, [Mirko] decided to use a moving coil meter driven by the Arduino’s analog output.