Source: WeChat Official Account [Osprey Talks on Microcontrollers] Author: Osprey ID: emOsprey In embedded software development, we inevitably encounter the concept of priority. Mastering the concept of priority is crucial for designing a good software system. The main content of this note includes the following aspects: 1. Interrupt priority 2. Task priority in the operating … Read more
【Click on the upper「blue text」 to follow DF Maker Community and become a tech enthusiast together】 The community’s public account records shareable maker-related content every week, released every Friday～ The content is open source; contributions or recommendations of related content are welcome. Submission email:<span>[email protected]</span> Images & Videos Unicycle Balancing Vehicle A very interesting unicycle balancing … Read more
As the integration of electronic devices continues to increase and their quantity grows, designers are constantly faced with the pressure to improve efficiency while reducing costs, sizes, and electromagnetic interference (EMI). Although power supplies have also improved in power density and efficiency, designers now face the challenge of developing multi-rail power solutions for heterogeneous processing … Read more
This document describes the porting process of the LiteOS open-source version for the Raspberry Pi 3 Model B development board, for reference and learning exchange among developers and testers. Porting Introduction For embedded devices, due to the large differences in chip models and peripherals, and limited resources, IoT operating systems cannot adapt and integrate all … Read more
On September 16, Arm announced the launch of a new software architecture and reference implementations – the Scalable Open Architecture for Embedded Edge (SOAFEE) aimed at embedded edge, in collaboration with leading companies in the automotive supply chain, along with two new reference hardware platforms, designed to accelerate the realization of a software-defined future for … Read more
Beginner’s Guide to Raspberry Pi (Part 1) Smart Embedded Apprentice, WeChat Official Account: Smart Embedded Apprentice Beginner’s Guide to Raspberry Pi (Part 1) After the previous article, our Raspberry Pi microcomputer can be used as needed, and based on my actual situation (I have a WD-SSD-1T-2024: ¥500) and needs, I plan to set up a … Read more
In this issue of Guo Xin An Education Students Speak, we introduce a current student from the Embedded Development Department 363 of Guo Xin An Education. This student is a third-year graduate student majoring in Mechanical Engineering, who came to Guo Xin An Education for embedded development training at the end of June this year, … Read more
This section only records the general trimming method without introducing specific file modifications. Linux Kernel Trimming Steps 1 Modify the ARCH and CROSS_COMPILE environment variables in the makefile ARCH ?= arm CROSS_COMPILE ?= XXX (your cross compiler) 2 Find the configuration file xxxdeconfig in the arch/arm/configs folder, and modify it appropriately. Run the following in … Read more
Jellyfin is an open-source free private cinema (media management) system that helps us manage the film and television resources on our hard drive and add beautiful posters. Jellyfin can record our playback progress; for instance, if a movie is played to 10 minutes and 20 seconds on device A, it can continue from the same … Read more
This is the last article in the #11WeeksOfAndroid series. Thank you for exploring key areas of Android development with us over the past time. Let’s review these exciting contents together: #11WeeksOfAndroid https://developer.android.google.cn/11weeksofandroid Contacts and Identity You can explore how to implement chat shortcuts and Bubbles through chat notifications. We also shared videos about new features … Read more