Difference between revisions of "Rockpi4/dev/adb"

Revision as of 07:14, 10 November 2020

    ROCK Pi 4 >  Development >  Using adb 

Description

ADB is enabled in ROCK Pi 4 all Android version and official Linux distributions. To access ADB, you need a USB male A to A cable(Upper USB3 port) and turn the USB OTG switch to Device mode.

You'd better follow the installation steps.

Installation

Windows

Refer Windows ADB

Linux

Refer Linux ADB

ADB Usage

When you have adb driver installed on PC, below are some common used adb commands:

Check adb devices

 $ adb devices
 List of devices attached 
 0123456789ABCDEF	device

Login/Shell

 $ adb shell
 # 

And type /bin/bash followed by Enter key to switch to bash shell.

 $ adb shell
 # /bin/bash
 root@rockpi4:/# 
 root@rockpi4:/# 

Transmit files from PC to ROCK Pi S

 $ adb push <local path> <remote path>

Example:

On PC, input the following in Terminal

 $ adb push /tmp/meet-rockpis.md /home/rock
 0 KB/s (26 bytes in 0.045s)

Check on ROCK Pi 4

 root@rockpi4:/home/rock# cat meet-rockpis.md 
 How do you do! ROCK Pi 4!

Transmit files from ROCK Pi 4 to PC

 $ adb pull <remote path> <local path>

Example:

 $ adb pull /home/rock/meet-pc.md /tmp/
 0 KB/s (19 bytes in 0.086s)
 
 $ cat /tmp/meet-pc.md 
 How do you do! PC!

FAQs

Troubleshooting

If adb device is not detected on host PC, try to use serial console first and try the following:

Firstly, update rockchip-overlay and kernel packages.

 $ sudo apt-get install -y rockchip-overlay # >= 2.2
 $ sudo apt-get install -y linux-4.4-rockpis # >= 4.4.143-34-rockchip

Secondly, install rockchip-adb package.

 $ sudo apt-get install -y rockchip-adb # >= 0.3

Finally, start rockchip service

 $ sudo systemctl start rockchip-adb

Usage of rockchi-adb service

Start rockchip-adb service

 $ sudo systemctl start rockchip-adb

Stop rockchip-adb service

 $ sudo systemctl stop rockchip-adb

Reload rockchip-adb service

 $ sudo systemctl reload rockchip-adb
 or
 $ sudo systemctl restart rockchip-adb

If you still have issue with adb, start a new post on the forum. https://forum.radxa.com/c/dev