Analysis of Linux USB Gadget ADB Driver This article briefly explains how to configure the USB ADB device through Configfs ffs. The typical block diagram of a working Linux ADB setup is shown below, primarily illustrating how the USB ADB device side operates. Host Side (Host): +———————————————–+ | Host Computer | | +———————+ +—————-+ | … Read more
1 Various Types of Parts a CKD Parts CKD is a term that is quite common! The full English name is: Completely Knocked Down The full German name is: in Einzelteile zerlegt The Chinese explanation is: complete knockdown procurement / completely disassembled imported parts and assemblies. Do you think there are some differences among the … Read more
Copyright belongs to the author. If you wish to share, please indicate the source of the article: https://cyrus-studio.github.io/blog/ Resolving IP Configuration Failure When Connecting to the Network All networks indicate IP configuration failure. word/media/image1.jpeg After using Magisk root, this happened. LineageOS 17.1 (wayne). After flashing back the boot.img from the ROM package, the issue was … Read more
adb functionuses bulk transfer mode, requiring twoEP(in/out), and thepacket size required inusb2.0 mode is 512 bytes.1. Kernel ConfigurationSelect “function filesystem“, and after compilation, it will generate usb_f_fs.ko and g_ffs.koIf configured via configfs, please use the configuration below How to Test As mentioned earlier, ADB implements the logic for USB Device configuration and data transfer at … Read more
Continuing from the last time, the principle of device cloud control. Today, I found something good on CoolAPK, shared by the expert Da Nuo Nuo, which is just right as the device in hand has adb available for us to take a look.The so-called Yocto is not pronounced as “yang le duo” but as “yao … Read more
Click the blue text Follow us 1. Introduction to the BL-RK3399-A Development Board The BL-RK3399-A development board is produced by Box Lab based on the RK3399 chip developed by Rockchip. The RK3399 is a six-core processor chip based on a Dual ARM Cortex-A72 + Quad ARM Cortex-A53 architecture, featuring high performance and high scalability, making … Read more
After using a smartphone for a long time, you might not want to replace it, but if it becomes too slow, what should you do? Tech enthusiasts might consider getting ROOT access and uninstalling some unnecessary pre-installed system apps. Honor 8X Some phones cannot even obtain ROOT access, and it doesn’t help in front of … Read more
The Raspberry Pi (树莓派) is a microcomputer developed by the Raspberry Pi Foundation in the UK, also known as a single-board computer (SBC), designed for learning computer programming education, and is the size of a credit card. Since its launch, the Raspberry Pi has been sought after by many computer enthusiasts and makers, once in … Read more
This article introduces the serial port testing method for the Rockchip Android system, applicable to general RK3568, RK3588, RK3576, etc.Haptic Intelligent RK3562 Development Board demonstration, equipped with a quad-core A53 processor, with a clock speed of up to 2.0GHz; built-in independent 1TOPs computing power NPU, applicable in industries such as IoT gateways, tablets, smart homes, … Read more
A friend asked me how to install a box system on Raspberry Pi, and in this article, I will teach everyone how to install the Android system and create a set-top box. For instructions on how to install the system, I have already introduced it in the article on installing the system on Raspberry Pi; … Read more