This document provides a preliminary presentation on the architecture of open hardware for rapid prototyping using the Raspberry Pi, BeagleBone Black, and Arduino Tre. It includes images of these boards taken from the internet to illustrate them.

1. Architecture of Open Hardware for
Rapid prototyping:
for Raspberry PI,
BeagleBone Black & Arduino Tre
Preliminary presentation - All images are taken from the Internet and not yet referenced.

2. BeagleBone Black

10. Raspberry PI

24. Arduino Tre