GTK installation
gtkterm example usage gtkterm --port /dev/ttyUSB0
gtkterm --port /dev/ttyUSB0
A reminder about a GTK project I did on a Raspberry Pi.
Also, check out this folder for the C source of some demo programs cd /opt/vc/src/hello_pi/ and remember ./hello_audio 1 which outputs the sine wave to the HDMI port