Raspberry Pi Setup Notes

User Permissions

sudo usermod -a -G dialout ubuntu sudo usermod -a -G i2c ubuntu

I2C Clock Speed

#!/bin/sh
# Print current maximum i2c rate
var="$(xxd /sys/class/i2c-adapter/i2c-1/of_node/clock-frequency | awk -F': ' '{print $2}')"
var=${var//[[:blank:].\}]/}
printf "I2C Clock Rate: %d Hz\n" 0x$var

Development Libraries and Tools

sudo apt install i2c-tools libi2c-dev gpiod libgpiod2 libgpiod-dev avahi-daemon gcc make unzip zip vim sudo apt install pigpio-tools libpigpiod-if-dev libpigpiod-if2-1

Java

sudo apt install openjdk-11-jdk

ZSH

sudo apt install zsh chsh -s /usr/bin/zsh sh -c “$(curl -fsSL https://raw.github.com/ohmyzsh/ohmyzsh/master/tools/install.sh)”