[EN] Rainman V3 Driver & System Update Instruction
Corerain last edited by Corerain
The Rainman V3 board will be upgraded continously. This tutorial is based on the
Linuxsystem to show how to update the Rainman V3 system.
- Rainman update
Each Raiman board has a license file. You need to back up the license file before update. The path of the license file
/var/corerain/on the board. Save the file in the user's local directory before proceeding with the board update. You can use
scpto copy files from Rainman V3 board.
Download image from Corerain share link:
Actionsto download the image to local Ubuntu system:
Insert the SD card to your PC with a SD card reader.
Find your SD card with
sudo fdisk -l, here we assume the SD card path is
df -hto check if the sd card is mounted. If there is a mount point, use
umount --allto unmount all partition, otherwise skip this step.
Build a system. Note in this step that the image is burned to the device, not the partition of the device. Use the following command to load the image to the SD card.
sudo dd if=~/rainmanOS.img of=/dev/sdb status=progress
After burning image, insert the SD card back to Rainman V3's card slot, which is the top slot.
At this stage, the driver update has been done.
Enter the Rainman board with
Copy the backup license file to
./checklicense/check.shto verify the license. If the license is successfully checked out, “license vaild” will display after executing the command, as shown below.
searching license from default path: /var/corerain/licensehw.dat license valid.
Congratulations on completing the update of the RainmanV3b board!