ROCK 4C+ with Ubuntu 24.04 and ROS 2 Jazzy Jalisco
In case anyone else are facing this, here is a guide.
Goto https://github.com/armbian/community/releases/latest
Find 4cplus
I choose the Armbian_community_25.2.0-trunk.337_Rockpi-4cplus_noble_current_6.12.9_gnome-kisak_desktop.img in this case.
Flash the image to SD card, with for instance balenaEtcher
Insert SD card in ROCK 4C+ and power up.
You can connect HDMI to the port closest to the audio port.
Or find the device on your network; nmap -p 22 --open 192.168.10.0/24
Nmap scan report for 192.168.10.199
Host is up (0.0018s latency).
PORT STATE SERVICE
22/tcp open ssh
MAC Address: CE:79:F0:D6:7D:A6 (Unknown)
Login via SSH.
Default user: root
Default pass: 1234
Run a sudo apt update && sudo apt upgrade -y
Press enter/ for the question Add Microsoft apt repository for Visual Studio Code?
Follow the ROS installation guide: https://docs.ros.org/en/jazzy/Installation.html
Finish with echo "source /opt/ros/jazzy/setup.bash" >> ~/.bashrc