It’s an Arduino shield that adds a Linux SoC, WiFi, Ethernet, and USB Host to any Arduino board from the Uno, to the Duemilanove and Mega. It is basically identical to the Arduino Yun ...
All the demos use one of following hardware configurations. Arduino Leonardo + Arduino USB Host Shield Adafruit ItsyBitsy 32u4 @ 8 MHz and 3.3V + USB Host Shield mini The demos do not decode the USB ...
WARNING: WORK IN PROGRESS. USE AT YOUR OWN RISK! The connection between the USB Host Shield and the Arduino Pro Micro over SPI, and is based on this topic: https ...