Posted in Misc Hacks Tagged arduino giga, book, book scanner, book scanning, CNC shield ← 19th Century Photography In Extreme Miniature ...

After this tedious step, he designed a PCB that hosts an Arduino Nano to accept input, two MCP23017 GPIO expanders to give it enough outputs, and CD4066BE CMOS switches to trigger the connections.

Arduino is an I2C communication application. In this application, I2C communication takes place between the Arduino and the MCP23017 integrated circuit.

Written by Kevin (KTOWN) Townsend for Adafruit Industries. BSD license, check license.txt for more information All text above must be included in any redistribution To install, use the Arduino Library ...