If you're using Linux on your PC then flashing Android images to the Rock64 (other than the RAW dd images) is a bit tricky.
I came across a utility for Linux that makes the process nice and easy, allowing you to flash 'update' images directly to eMMC.
The software is called upgrade_tool and can be downloaded from here
You can read about it and its different functions here
In short, after downloading and extracting the contents of the archive, navigate in terminal to the extracted utility and flash the update.img using the following command:
[edit] I forgot to add; you need to force the board into recovery mode first and it has to be connected to your Linux PC using an A-to-A USB cable.
I came across a utility for Linux that makes the process nice and easy, allowing you to flash 'update' images directly to eMMC.
The software is called upgrade_tool and can be downloaded from here
You can read about it and its different functions here
In short, after downloading and extracting the contents of the archive, navigate in terminal to the extracted utility and flash the update.img using the following command:
Code:
sudo ./upgrade_tool uf /path/to/update.img