Guide to interface with GPIO: https://www.raspberrypi-spy.co.uk/2012/06/simple-guide-to-the-rpi-gpio-header-and-pins/
Currently I run, to connect to the Raspberry Pi
To get the hostname, do
Flashing a RPI
Download Raspberry Pi Imager. https://www.raspberrypi.com/software/
Then, select the 20.04 server version.
Default username and password are both
Install Ubuntu desktop.
sudo apt install ubuntu-desktop
Ubuntu 20.04, follow this: https://qengineering.eu/install-ubuntu-20.04-on-raspberry-pi-4.html
Using ROS on RPI:
- https://roboticsbackend.com/install-ros2-on-raspberry-pi (New) ROS2
- https://roboticsbackend.com/using-ros-on-raspberry-pi-best-practices/ (OLD) ROS1
GPIO with Ubuntu
Sometimes, I make assumptions that are wrong. Like the assumption that we cannot get raspi-config on ubuntu. https://pimylifeup.com/raspberry-pi-serial/