Install cwdaemon by entering the following commands in the terminal:
sudo apt update sudo apt install cwdaemon
Description:
morse daemon for the parallel or serial port
Cwdaemon is a small daemon which uses the pc parallel or serial port and a simple transistor switch to output morse code to a transmitter from a text message sent to it via the udp internet protocol.
Homepage: http://cwdaemon.sourceforge.net/
Version: 0.10.2-2
Section: universe/hamradio