FreeDATA/README.md

FreeDV-Socket-TNC

My first attempt to learn more about FreeDV and how to create a TNC which gets data from a TCP/IP Socket.

Credits

David Rowe and the FreeDV team for developing the modem and libraries FreeDV Codec 2 : https://github.com/drowe67/codec2

This software has been heavily inspired by https://github.com/xssfox/freedv-tnc/

Setup

sudo apt install portaudio19-dev

Usage main program

./main.py --port 3000 --tx 1 --rx 1

Usage testclient

./socketclient.py --port 3000 --data "BC: hello"

Socket Commands

Send a simple broadcast

BC:<DATA>    

Other stuff

Create audio sinkhole

sudo modprobe snd-aloop index=1,2 enable=1,1 pcm_substreams=1,1 id=CHAT1,CHAT2