The following expansion boards are compatible with the Orange Pi range of computes.
We have a knowledge base section for the Orange Pi's with software setup and configuration information.
1 Wire interface for the Raspberry Pi
1 Wire interface for the Raspberry Pi Zero
8 Channel 18 bit Analogue to Digital converter for the Raspberry Pi
8 Channel Analogue to Digital converter for the Raspberry Pi
Prototyping board for Raspberry Pi + and 2
Prototyping board for Raspberry Pi Zero
32 channel I/O expander for the Raspberry Pi
16 channel I/O expander for the Raspberry Pi Zero
RS485 interface for the Raspberry Pi
Real-time clock for the Raspberry Pi
RS232 serial interface for the Raspberry Pi+ and Raspberry Pi 2
RS232 serial interface for the Raspberry Pi Zero