Beaglebone, Beagleboard Black, Green, and Friends

• boot MicroSD card: hold user button while applying power
  • will still boot from MicroSD with a reboot command
• expand MicroSD partition after burning 4GB partition: sudo /opt/scripts/tools/grow_partition.sh

• Throwing Bagels: “modern” implementation of LEDScape
• Geocene: LEDScape that successfully compiles on Linux Kernel 4.19 (Debian Buster? 10)
  • to run you must enable the UIO driver
• open pixel control format
• open pixel control:the real deal with simulator, examples, etc.
  • this code with examples shows how to format everything for LEDScape

• The bone is running a DHCP client so if you run a DHCP server it will get assigned an IP address
• username: `debian` pw: `temppwd`
• The onboard flash is 4GB which makes it too small to do any updates on current OS
• current OS: Linux beaglebone 4.9.78-ti-r94 #1 SMP PREEMPT Fri Jan 26 21:26:24 UTC 2018 armv7l GNU/Linux
• current OS on 32GB MicroSD: Linux beaglebone 4.19.94-ti-r42 #1buster SMP PREEMPT Tue Mar 31 19:38:29 UTC 2020 armv7l GNU/Linux

• video tutorial

1. get jack running and playing audio on both machines
2. receiver will have some command similar to zita-n2j 10.42.0.1 9999

using Griffin iMic

• starting: jackd -d alsa -d hw:1,0
• testing: mpg123-jack file_example_MP3_5MG.mp3
• change volume to 75%: amixer -c 1 -- sset PCM Playback 75%