Azure C shared utility library for Arduino. You can enter the PPM value for your particular dongle using the -p parameter. Supported display controller:

Analoguesat Administrator. KeyMatrix KeyMatrix is poll event library for matrix keypads. Attach the Raspberry Pi to the case bottom with the supplied hardware.

Can't get Astra 2E 2F or 2G? HerkulexServo A library for communicating with Herkulex smart servos.