Cd Wiringpi Build - Can you believe it’s been over four years since the original Raspberry Pi model B was released? Back then the Pi Model B shipped with only 256MB of RAM and a 700MHz single core processor. Just over one year ago the Raspberry Pi 2 was unleashed on the world. And man, for something called a “Pi”, this beast made an impact on the computer world like an asteroid.. Orange Pi has a 40-pin extension connector (GPIO) compatible with the Raspberry Pi (model B +). In this tutorial, we will install python as well as the pyA20 library adapted to the GPIO of Orange Pi. On paper, the connector is compatible, only flat the call of the pins is different which requires to resume Python programs developed for The Raspberry..