HDLC Board

Under beta testing!

If you want to test and contribute with the beta HDLC board for P25Link, you can find schematics and source code at:


This is a work in progress. At the moment:

Sync to async seems to work perfectly.

Async to sync seems to have some packets to be missed.


Terms of Use

A few things to know...

The whole project is intended for Amateur Radio use only. You agree not to use the P25Link system or any components in any public safety application. This does not preclude normallly accepted amateur radio support for emergency operations.

P25Link and it's operators shall in no event be liable for any direct, indirect, punitive, incidental, or special consequential damages to property or life whatsoever arising out of, or connected with, the use of the P25Link system.

Motorola, Quantar, and their associated logos are registered trademarks of Motorola Solutions Inc.

Yaesu, Fusion, and their associated logos are registered trademarks of Yaesu co.

This site and the P25Link System are not associated with Motorola or any other manufacturer in any way.