An Introduction to FreeRTOS Kernel Source Code: From Task Creation to Context Switching

1. Introduction FreeRTOS has become the preferred choice for embedded real-time systems due to its small footprint, portability, and flexible customization capabilities. Before delving into the source code, let us review the core requirements of real-time operating systems (RTOS) in the embedded field: Determinism: Predictable task response delays. Scalability: Support for memory usage ranging from … Read more

What Are the Differences Between FreeRTOS and the Commercial SAFERTOS?

The open-source FreeRTOS was created by Richard Barry while working at WHIS. WHIS identified all the weaknesses in the functional model and API through a complete HAZOP analysis based on the capabilities of FreeRTOS, mitigated all weak points, and redesigned SAFERTOS using the IEC 61508 SIL 3 development lifecycle. SAFERTOS and its accompanying Design Assurance … Read more

Automakers Can Launch AI-Defined Vehicles a Full Year Ahead of Schedule

News Highlights: Arm enables automakers to bring new models to market at least a year ahead of traditional timelines Zena CSS accelerates software and chip development, facilitating faster and more efficient delivery of AI capabilities The pre-validated, safety-compliant platform is expected to save 20% in engineering resources, reducing development costs and complexity In the coming … Read more

Methodology for Evaluating Virtual Prototypes in Automotive Embedded Systems Engineering

AbstractThis paper presents a virtual prototype-based analysis framework to support comprehensive evaluation of distributed, networked automotive applications. The framework enables functional and timing verification, performance and reliability analysis, while reducing evaluation complexity.Additionally, the framework supports exploration of the design space of the entire system, considering target hardware/software and system environments.The proposed method narrows the evaluation … Read more

Image Recognition System (Non-Docker Version) – Complete Deployment Documentation – Ubuntu (Orange Pi Development Board Testing) Learning Record 2

1. Project Overview This project is a machine learning-based Partial Discharge (PD) image recognition system that uses the Support Vector Machine (SVM) algorithm to automatically classify different types of partial discharge images. The system provides RESTful API services through the FastAPI framework, allowing it to receive uploaded images and return recognition results. 2. Features • … Read more

Orange Pi R2S: A Friendly Soft Router That Poses a Significant Threat

Recently, I discovered that Orange Pi has released a new product. Although it hasn’t officially launched yet, various materials and images have already been made available. Just looking at its appearance and name, I was quite taken aback; it’s called Orange Pi R2S This clearly aims to compete with FriendlyARM’s NanoPi R2S, but this time … Read more

How to Install Ubuntu Operating System on Orange Pi

If you want to process data at high speed, you need to be familiar with Single Board Computers (SBCs). These computers typically run on Android and Linux operating systems. Orange Pi is a computer that offers good technical features at a reasonable price. This series includes different types of such computers, one of which is … Read more

Will Thousands of IoT Companies Be ‘Killed by Policy’?

This draft opinion involves two issues: one is which IoT technology route is more suitable, and the other is whether it is reasonable to intervene in market competition through administrative means. Reporter: Zhou Yuan / Editor: Xie Lirong “Sometimes, what defeats you may not be new technology, but just a document.” Jack Ma, Chairman of … Read more

First Prize in Technological Education Innovation: IoT-Based Multi-Terminal Photoelectric Effect Experiment System

Click the blue text to follow us Author Chen Sixin / Quanzhou No. 7 Middle School, Fujian Province The photoelectric effect experiment involves the most fundamental concepts of quantum physics and serves as an important bridge between quantum physics and classical physics. The physics curriculum standards require students to understand the experimental laws of the … Read more

Java + Vue Open Source IoT Platform: Creating Lightweight and User-Friendly IoT Solutions

Introduction With the rapid development of IoT technology, more and more small and medium-sized enterprises and individual developers wish to participate. However, developing a complete IoT platform often requires a high technical threshold and development costs. This article promotes an open-source, easy-to-use IoT system suitable for various fields such as smart homes, smart offices, agricultural … Read more