Install Tight VNC server & desktop environment

(to make a “display” for the headless Dreamcather board)

apt install task-lxde-desktop                  (note: about 200MByte)

apt install xfonts-base

apt install tightvncserver

Download and extract YAAK, install prerequisites

sudo apt install openjdk-7-jre librxtx-java unzip

wget http://www.ka2ddo.org/ka2ddo/YAAC.zip

unzip YAAC.zip -d YAAK

Start VNC server on Dreamcatcher

tightvncserver      (on first run you need enter password)

Connect to that from you VNC client

eg.:

Start and configure YAAK

Now in the GUI desktop environment start an XTerm and execute this in YAAK folder, where it was extracted to:

java -jar YAAC.jar

Reference document used:

http://www.ka2ddo.org/ka2ddo/YAAC.html#install