Experimental vector display on oscilloscope using soundcard audio output
See hackaday.io project page for more details
Building Library
# Install ALSA development package
sudo apt-get install asound2-dev
git clone https://github.com/tedyapo/oscilloscope-vector-display.git
cd oscilloscope-vector-display
cd src
make
Building Examples
# Install SDL2 development package (plus dependencies) for astro example
sudo apt-get install libsdl2-dev
cd ../examples
make
Running Example
# connect L and R audio outputs to X- and Y- inputs of oscilloscope
./bouncing_balls
# Use -D to select a different audio adapter
# for example:
./wrencher -D hw:CARD=Device,DEV=0
# aplay -L will list available devices