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Android 9
2020年6月4日 · developing a hardware/software solution running Android 9. A “device implementation” or “implementation" is the hardware/software solution so developed. To be considered compatible with Android 9, device implementations MUST meet the requirements presented in this Compatibility Definition, including any documents incorporated via reference.
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USER MANUAL - XTRONS
Thank you for buying this XTRONS product. Please read through these instructions so you will know how to operate this unit properly. After you have finished reading the instructions, keep this document in a safe place for future reference.
How to download and install Android 9.0/EMUI 9.1/Android …
2019年6月28日 · The EMUI 9.1 is built on top of Android 9 Pie and installs new user-friendly interface, new UI design, features including GPU Turbo 3.0, AI Assitant and many more. EMUI 9.1 Features In Detail: New UI, GPU Tubo 3.0, EROFS, Ark Compiler, and more
Android Car Entertainment and Navigation System User Manual
When you use this product, please read all the information attached with it, this manual is introduced all the functions of audio-visual navigation system ,so that you can facilitate the process easier. Through it, you can obtain information about products introduction, operation methods, make sure the operation is more convenience.
Android 9 版本说明 | Android Open Source Project - Android 开 …
Android 9 及更高版本增加了以下支持：在使用第 1 版设备树表格表头时，在设备树 Blob 叠加层 (DTBO) 映像中使用 经过压缩的叠加层。 Android 9 及更高版本要求引导加载程序将统一设备树 Blob 传递给内核之后，才能修改 设备树叠加层 (DTO) 中定义的属性。 Android 9 及更高版本在 DTBO 映像标头中提供了一个 版本字段。 Android 9 及更高版本需要一个 DTBO 分区。 为了在 SoC DT 中添加节点或更改属性，引导加载程序必须在 SoC DT 之上动态叠加设备专用的 DT。 …
Android 9 功能和 API | Android Developers - Android 开发者
Android 9（API 级别 28）针对 用户和开发者本文重点介绍面向开发者的新功能。 要了解这些新 API，请参阅 API 差异报告 或访问 Android API 参考文档。 此外，请务必查看 Android 9 行为变更 （学习资源） 。 Android 9 添加了对 IEEE 802.11-2016 Wi-Fi 的平台支持 （也称为 Wi-Fi 往返时间 [RTT]） 如何在应用中进行室内定位. 在搭载 Android 9 且具有硬件支持的设备上，您的应用可以使用 RTT API，用于测量 与附近支持 RTT 的 Wi-Fi 接入点 (AP) 的距离。
Android 9 release notes - Android Open Source Project
2024年11月1日 · Android 9 and higher includes support for Android Keystore keys that are stored and used in a physically separate CPU purpose-built for high-security applications, such as an embedded secure element (SE). StrongBox Keymaster is an implementation of the Keymaster HAL in discrete secure hardware.
How to install Android Pie on your phone right now
2018年8月6日 · Flashing Android Pie on your device takes more time and work than the OTA method. If you don’t want to install the over-the-air update for some reason, you can sideload the factory image or OTA...
Android 9 features and APIs
2024年1月3日 · Android 9 (API level 28) introduces great new features and capabilities for users and developers. This document highlights what's new for developers. To learn about the new APIs, read the API diff report or visit the Android API reference.
Migrating Apps to Android 9 | Android Developers - Android 开 …
Android 9 (API level 28) introduces new features and APIs that you can take advantage of in your apps, as well as new behavior changes. This document gives you an overview of the steps to migrate your apps to Android 9 across two key phases: Verify that your existing app is fully functional on the new version of the platform.