neopixel-lights

Node script designed for a Raspberry Pi to run a Christmas light show sync'd to MIDI music files. Video

USB Audio Card

Make a Raspberry Pi USB audio card the default audio device by editing /usr/share/alsa/alsa.conf

change

defaults.ctl.card 0
defaults.pcm.card 0

to

defaults.ctl.card 1
defaults.pcm.card 1