piCore RPI(3) INFO

• .img created 6 JUNE 2020
• piCore-9.0.3
• prepared for headless usage
• SuperCollider v3.11.0 with sc3-plugins

plug and play

• connect ethernet to rpi and powerup
• login to user 'tc' via ssh - password is piCore
• start supercollider
  there is two ways of doing that
  1. type scnvim and hit enter for (headless supercollider neovim using scnvim)
  2. if you just want to use sclang do -> sudo sclang from tty/pty(pts)
• nevertheless. reek auditory mayhem
• while hacking away you could open a horizontal split terminal with :T or a vertical split terminal with :VT

things done after sys install

• followed the install instructions here: https://www.fredrikolofsson.com/f0blog/?q=node/672

• built and installed neovim.tcz from source

• created /home/tc/SCDs (SuperCollider Documents)

• prepared for wifi:

  tce-load -wi firmware-rpi3-wireless wifi
  filetool.sh -b

• and took some things like vim-plug from here... https://oddodd.org/lib/rpi_images/images/?dir=arch-arm/rpi4_arch_arm

• changes the login welcome screen /etc/motd

• put some aliases in .ashrc

section for you (the downloader, the image flasher)

recommended first actions after flashing image

• login via ssh to user 'tc' - password is piCore

• change password

  passwd
  filetool.sh -b  #make permanent

• change hostname

  nvim /opt/bootsync.sh  #and edit where it says box...
  /usr/bin/sethostname myhostname
  filetool.sh -b  #make permanent

wifi

to connect to a WiFi network

sudo /usr/local/bin/wifi.sh  #select SSID and enter PASS
sudo echo '/usr/local/bin/wifi.sh -a 2>&1 > /tmp/wifi.log' >> /opt/bootlocal.sh
filetool.sh -b  #make permanent

cpugovernor (default is performance)

to change to ondemand (for example if you want to have your battery loast longer)

nvim /opt/bootlocal.sh  #change echo performance to echo ondemand
filetool.sh -b  #make permanent

volume

set the audio volume. default is 85 (-0.15dB).

alsamixer  #select card, set volume with arrow keys, esc to exit
alsactl -f /home/tc/mysound.state store  #save in custom alsa settings file
filetool.sh -b  #make permanent

autostart

open and uncomment the lines in ~/autostart.sh to make SuperCollider start at boot and run the code in ~/SCDs/mycode.scd

NOTE:

as this is a non-persistent system, any changes you want to save (.scd documents etc.) need to be saved with the following command...

filetool.sh -b