The tile board can now control 16 digits using only an Arduino Nano

A project log for A Seven Segment Art Installation

A modular board hosting 9 seven-segment displays that can be daisy chained to make an art installation

arduino-enigmaArduino Enigma 08/16/2020 at 17:360 Comments

Here is a picture of the new 16 digit board using the Common Anode (CA) in parallel with Common Cathode (CC) technique.

Here is a schematic for a 4 digit board using only 10 IO pins. Each additional pair of digits will only cost 1 pin. 

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