https://docs.khadas.com/ 2026-04-16T20:33:50+00:00 https://docs.khadas.com/ https://docs.khadas.com/ttps://docs.khadas.com/lib/tpl/dokuwiki-new/images/favicon.ico text/html 2024-12-20T03:26:51+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/android-device-tree-overlay?rev=1734683211&do=diff Android Device Tree Overlay We can use DT overlays to enable/disable or change the configuration of peripherals without recompiling the kernel source code. Device Reference Table Android Version DT overlays folder text/html 2022-10-21T21:18:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/auto-login?rev=1666401509&do=diff Auto Login Introduction This document mainly introduces automatic login under Ubuntu. Desktop OS Edit file /usr/share/lightdm/lightdm.conf.d/50-greeter-wrapper.conf to add the configuration below: [SeatDefaults] greeter-session=lightdm-gtk-greeter autologin-user=khadas text/html 2026-02-23T21:34:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/bluetooth?rev=1771900476&do=diff Bluetooth Linux Bluetooth configure examples for Ubuntu Desktop and Server variants Ubuntu Desktop Bluetooth settings are in the upper-right corner, click it and select Device. [gnome-bluetooth1] Click Search to scan for Bluetooth devices nearby. [gnome-bluetooth2] Select the device that you want to pair with. text/html 2024-12-20T03:56:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/bootup-app_keep-alive-app-settings?rev=1734684961&do=diff Android Bootup App And Keep Alive App Settings Bootup App The bootup app function allows us to set a specific app to open automatically after turning on the device. You can find this option by following the steps below. Droid Settings→More settings→Device Preferences→Bootup app Setting. text/html 2026-04-13T21:29:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/camera-settings?rev=1776130184&do=diff Android Camera Settings Our system uses the MIPI as the front camera and the USB as the rear camera for imaging by default. This is because our MIPI wiring is already properly arranged. However, due to different definitions when using USB cameras, various USB camera products may have different configurations for front and rear cameras, as well as image rotation. We have now added an option in the settings to adjust the rotation angle of the front and rear cameras and the USB camera. Specific in… text/html 2024-08-06T05:29:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/change-boot-animation?rev=1722936565&do=diff Android change boot animation Android boot animation is composed of a series of PNG pictures that act as frames of a continuous animation. Each PNG frame is saved in a compressed format. The boot animation file name is bootanimation.zip, the format is text/html 2026-02-23T21:49:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/change-boot-logo?rev=1771901392&do=diff Change Boot Logo Introduction This document mainly introduces how to Change Boot Logo. The document is divided into two parts, the first part is for the Ubuntu platform, and the second part is for the Android platform. Linux Our official Ubuntu image will display 3 logos during system boot: text/html 2026-02-23T21:30:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/chromium-widevine-support?rev=1771900215&do=diff Enabling Netflix support in Chromium The Chromium version shipped in Fenix Ubuntu version 1.7.4+ supports playing DRM protected videos on websites like Netflix and Prime Video by installing Widevine CDM library. You can follow this documentation to install the same. text/html 2022-09-07T02:56:51+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/cooling-fan?rev=1662533811&do=diff Cooling Fan Introduction This page mainly introduces Cooling Fan. The first half describes how to control the Cooling Fan on Ubuntu, and the second half describes how to control the Cooling Fan on Android. Ubuntu This setting is only applicable to 4.9, 5.4, and 5.15 linux kernel text/html 2023-11-07T04:18:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/device-tree-overlay?rev=1699348713&do=diff Device Tree Overlay We can use DT overlays to enable/disable or change configuration for peripherals without recompiling the DT kernel source code. DT collections <https://github.com/khadas/khadas-linux-kernel-dt-overlays> Device Reference Table Kernel Version DT overlays folder text/html 2025-05-18T21:44:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/enable-panfrost?rev=1747619094&do=diff Enable Panfrost For Ubuntu 24.04 only. The default release images for VIM4/3/3L/1S with 5.15 kernel and Edge2 with 6.1 kernel are shipped with close source code of Mali GPU userspace drivers, this documentation will guide you to enable the open source GPU driver of text/html 2024-07-05T01:14:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/firewall?rev=1720156496&do=diff Firewall Introduction This document guides you to setup a simple network firewall with UFW Uncomplicated Firewall on your Khadas SBC. Preparation 1. Open the kernel modules configuration file $ sudo vi /etc/modules-load.d/modules.conf And add the necessary network related kernel modules at the bottom of the file. text/html 2024-12-20T03:50:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/pin-multiple?rev=1734684637&do=diff Android Pin Multiple When implementing a certain input and output that requires GPIO, we found relatively few GPIOs available on the 40-pin or 16-pin connector. To this end, we removed the pins' original functions and enabled GPIO control. In this way, any pins that are not required can be fully utilized to expand more GPIOs. text/html 2026-02-23T21:49:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/remote-access?rev=1771901341&do=diff Remote access Access a remote terminal with SSH SSH (Secure SHell) provides secure access to a terminal session on your board. You can access the terminal of a board remotely from another computer on the same network using the Secure SHell (SSH) protocol. text/html 2024-12-20T03:57:39+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/remote-settings?rev=1734685059&do=diff Android Remote Settings The VIM has an infrared feature that is not available on other Edge series models. Previously, it could only be used with the remote control produced by Khadas. Now, to enhance expandability, we have added the option to customize remote control settings, allowing any remote control that can receive infrared signals to be used with the VIM. text/html 2023-11-08T23:11:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/rsdb?rev=1699503085&do=diff RSDB Wi-Fi Introduction This document is mainly about RSDB Wi-Fi (Real Simultaneous Dual Band) which allows you to connect to 2.4G and 5G wifi bands on a network simultaneously. The first part of the document covers how to use RSDB Wi-Fi under Ubuntu Desktop and the second part covers how to use it in Ubuntu Server. text/html 2026-02-23T21:29:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/setting-the-wi-fi-country-code?rev=1771900140&do=diff Wi-Fi Country Code Configuration Guide 1. Introduction By default, the Wi-Fi module's Country Code is set to 00 (global). Wi-Fi channels and power levels are regulated differently in each country. To ensure proper functionality and legal compliance when using the device in different country, you may need to set the Country Code to match your current location. text/html 2022-07-04T22:24:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/start?rev=1656987886&do=diff Configurations configurations index text/html 2022-11-18T01:40:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/upgrade-system?rev=1668753649&do=diff Upgrade System Introduction This page leads you to upgrade Ubuntu system to the latest version. This guide only applies to officially released Ubuntu images, check here for official images. Upgrade sudo apt update sudo apt full-upgrade sudo do-fenix-full-upgrade sync sudo reboot text/html 2025-08-14T07:17:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/usb-gadget?rev=1755170221&do=diff fenix USB Gadget Introduction This document mainly introduces the usage of USB gadget. From version 1.7.5, USB gadget is enabled by default, no need any setup, you can just skip the overlay and service setup. System Configuration Upgrade System Follow text/html 2023-11-07T05:54:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/user-config?rev=1699354443&do=diff Kernel Bootargs User Config Introduction This page mainly introduces how-to user can customize linux kernel bootargs under Ubuntu. How-to Customize Linux Kernel Bootargs You can edit file /boot/uEnv.txt to add the user bootargs. The default file contents are similar as below: text/html 2024-07-04T04:14:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/wifi-share?rev=1720080893&do=diff Wi-Fi Share Introduction This document guides you to share the Wi-Fi connection via the LAN port. Ubuntu Desktop 1. Open nm-connection-editor $ nm-connection-editor 2. Click on the + button to add a new connection 3. Select Ethernet and click on the text/html 2022-07-08T05:10:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/wifi?rev=1657271407&do=diff Wi-Fi Introduction This document is mainly about Wi-Fi. The first part of the document covers how to use Wi-Fi under Ubuntu, and the second part of the document covers how to use Wi-Fi under Android. Ubuntu [wifi-select] [wifi-setting] [wifi-password] Ubuntu/Debian servers can use NetworkManager to setup Wi-Fi via command line. text/html 2024-08-06T03:09:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/wol?rev=1722928189&do=diff WOL (Wake-On-Lan) Introduction This document mainly introduces WOL. You will learn how to enable WOL and wake up through WOL. The first part of the document describes the usage under Ubuntu, and the second part describes the usage under Android. Wake-On-LAN text/html 2022-07-08T05:11:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/common/configurations/write-sd-image-into-emmc?rev=1657271509&do=diff Write SD Image into eMMC Introduction This document mainly introduces how to burn the system from SD card to eMMC. Boot from SD/USB * Write the firmware to an SD card or USB thumbdrive. * Boot the system from SD card or USB thumbdrive. Please refer to the boot method: