With all the information decoded, wires were soldered so he could hook up an Arduino, and the cut tracks repaired. Since the LCD was a multiplexed display, the bias voltages were at four levels.

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

The arLCD is a smart 3.5" color touchscreen LCD Arduino combo board that brings easy-to-program, smartphone-like user interfaces to the Maker Community. Release 2.0 is endorsed by Arduino by being ...