Orange Pi One Part #3 – Use the GPIO on Orange PI One - YouTube
Raspberry/Orange Pi – Serg Yegorov
Using GPIO on Orange Pi zero 2W : r/OrangePI
Amazon.com: Orange Pi One 1GB DDR3 AllWinner H3 Quad-core Cortex-A7 Single Board Computer, Compatible with Raspberry Pi GPIO Port, Development Board Run Orange Pi/Android/Ubuntu/Debian(Pi One 1GB) : Electronics