unzip Linux_Upgrade_Tool_xxxx.zip
cd Linux_UpgradeTool_xxxx
sudo mv upgrade_tool /usr/local/bin
sudo chown root:root /usr/local/bin/upgrade_tool
sudo chmod a+x /usr/local/bin/upgrade_tool
vi ~/.bashrc
export PATH="$PATH:/usr/local/bin/"
- 公對公USB線一端連接配接主機,一端連接配接開發闆
- 按住裝置上的 RECOVERY (恢複)鍵并保持。
- 接上電源
- 大約兩秒鐘後,松開 RECOVERY 鍵。
sudo upgrade_tool uf update.img
sudo upgrade_tool uf AIO-3399ProJD4_Android8.1.0_HDMI_190731.img
Loading firmware...
Support Type:RK330C FW Ver:8.1.00 FW Time:2019-07-31 16:01:39
Loader ver:1.15 Loader Time:2019-07-20 17:42:19
Upgrade firmware ok.