https://docs.khadas.com/ 2026-05-01T16:19:00+00:00 https://docs.khadas.com/ https://docs.khadas.com/ttps://docs.khadas.com/lib/tpl/dokuwiki-new/images/favicon.ico text/html 2024-12-22T20:12:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/android-change-boot-logo?rev=1734916328&do=diff Edge2 Android Change Boot Logo Because RK merged the logo partition with the system partition into a single super partition after Android 10, there is no logo partition available to dynamically modify the boot logo. This means that a complete firmware build is required to achieve this operation. Now, we have added a new custom partition to facilitate the dynamic update of the logo. text/html 2024-12-19T01:02:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/android-device-tree-overlay?rev=1734588144&do=diff Edge2 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 2022-12-12T20:17:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/auto-login?rev=1670894245&do=diff Edge2 Auto Login Introduction This document mainly introduces automatic login under Ubuntu. Desktop OS Settings => Users => Automatic Login Server OS Virtual Consoles tty[1-6] sudo cp /lib/systemd/system/getty@.service /lib/systemd/system/getty@.service.backup sudo sed -i "s/ExecStart=.*/ExecStart=-\/sbin\/agetty --noclear --autologin root \%I \$TERM/g" /lib/systemd/system/getty@.service text/html 2022-12-12T20:17:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/bluetooth?rev=1670894274&do=diff Edge2 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 2024-12-18T22:32:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/bootup-app_keep-alive-app-settings?rev=1734579136&do=diff Edge2 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 2024-12-18T22:23:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/camera-settings?rev=1734578589&do=diff Edge2 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. Speci… text/html 2025-11-25T03:48:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/change-boot-animation?rev=1764060522&do=diff Edge2 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 2022-12-12T20:17:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/change-boot-logo?rev=1670894264&do=diff Edge2 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 2025-04-23T23:55:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/chromium-widevine-support?rev=1745466933&do=diff Edge2 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 2022-09-05T04:01:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/cooling-fan?rev=1662364907&do=diff Edge2 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 2022-09-28T08:44:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/device-tree-overlay?rev=1664369055&do=diff Edge2 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 2024-11-30T03:26:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/enable-panfrost?rev=1732955192&do=diff Edge2 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 2023-07-04T22:45:20+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/imx415-mipi-camera?rev=1688525120&do=diff Edge2 IMX415 MIPI Camera Introduction This document mainly introduces the usage of IMX415 MIPI Camera. Hardware Connection The reverse connection will damage the camera, please check the connection of the picture carefully before connecting. Camera Usage Linux text/html 2024-12-18T22:26:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/pin-multiple?rev=1734578792&do=diff Edge2 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 2024-09-18T06:52:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/remote-access?rev=1726656751&do=diff Edge2 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 2025-10-13T06:05:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/start?rev=1760349930&do=diff edge2 Edge2 Configuration Note Basic * Edge2 Device Tree Overlay * Edge2 Kernel Bootargs User Config * Edge2 Auto Login * Edge2 Remote access * Edge2 Change Boot Logo * Edge2 Android change boot animation * Edge2 Android Camera Settings * Edge2 Android Pin Multiple * Edge2 Android Bootup App And Keep Alive App Settings * Edge2 Android Device Tree Overlay * Edge2 Android Change Boot Logo * Edge2 Bluetooth * Edge2 USB Gadget * Edge2 Enable Panfrost * Edge2 Enabli… text/html 2022-11-08T20:50:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/ts050-touchscreen?rev=1667958650&do=diff Edge2 TS050 Touchscreen Introduction This document mainly introduces the connection and usage of TS050. * TS050 - <https://www.khadas.com/product-page/ts050-touchscreen> * FPC Cable: <https://www.khadas.com/product-page/fpc-cable-gen2> Hardware Connection [ Edge2 TS050 panel ] Enable TS050 Touchscreen The TS050 touchscreen is disabled by default, you need to enable it via text/html 2022-11-29T21:09:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/upgrade-linux-kernel?rev=1669774199&do=diff Edge2 Upgrade Linux Kernel Introduction This documentation will introduce how to upgrade Linux Kernel manually. Upgrade Copy the kernel, dtb and header debian packages to the board and install them directly. The Linux debian packages as below: text/html 2022-11-29T21:07:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/upgrade-linux-uboot?rev=1669774066&do=diff Edge2 Upgrade Linux U-Boot Introduction This documentation will introduce how to upgrade U-Boot manually. Upgrade Copy the U-Boot debian package to your board and install it directly. The U-Boot debian package is linux-u-boot-edge2-vendor_xxxx-2017.09_arm64.deb text/html 2025-05-14T22:41:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/upgrade-system?rev=1747276861&do=diff Edge2 Upgrade System Ubuntu upgrade This guide only applies for officially released Edge2 Ubuntu images sudo apt update sudo apt full-upgrade sudo reboot text/html 2025-09-18T06:07:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/usb-gadget?rev=1758190061&do=diff Edge2 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 text/html 2022-09-28T08:44:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/user-config?rev=1664369083&do=diff Edge2 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 2025-10-13T06:05:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://docs.khadas.com/products/sbc/edge2/configurations/wi-fi-country-code-configuration-guide?rev=1760349942&do=diff Edge2 Wi-Fi Country Code Configuration Guide 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.