1. Download System Image Here we need to install the humble version of ROS2, which requires ubuntu 22.04 version of the system. Download the Orange Pi image: http://www.orangepi.cn/html/hardWare/computerAndMicrocontrollers/service-and-support/Orange-Pi-3-LTS.html Click on the Ubuntu image, choose either the Jammy desktop version or server version, as shown in the image below 2. Install System Image Insert the card … Read more
Introduction This article mainly introduces how to deploy the open-source Linux server management panel 1Panel locally on the Orange Pi Zero3 running CasaOS light NAS system using Docker, and how to achieve remote access to the panel via cpolar internal network penetration, thereby improving server management efficiency and remote website building. No public IP is … Read more
In just two months, from the introduction of the concept to its rapid emergence in discussions across various industries such as energy and finance, the term “Ubiquitous Power IoT” made its debut in early 2019. According to the authoritative definition released by the State Grid Corporation of China, the Ubiquitous Power IoT revolves around all … Read more
On September 17, the fifth forum on the “Human-Unit Integration Model” was held in Qingdao, themed “Experience Iteration and Value Circulation.” This forum was jointly hosted by Haier Group and Gary Hamel’s Management Lab (MLab), attracting global experts, scholars, entrepreneurs, and media personnel, including 2006 Nobel Laureate in Economics, Edmund Phelps, to discuss management and … Read more
Recently, blockchain and supply chains have been extremely popular. Some believe that blockchain, along with artificial intelligence and big data, is one of the three pillars of financial technology, and that blockchain may become the “Internet” of the next decade. A McKinsey research report shows that transforming operations through supply chains can increase China’s labor … Read more
The Internet of Things must be a security network. Joint prevention and control, close collaboration, truly build a “cloud + network + terminal” three-dimensional defense system, making security a public good for all Internet of Things users. Does installing surveillance cameras make homes safer? Recently, a reporter’s investigation found that spending a hundred yuan to … Read more
Author: Zhao Xiaofei Internet of Things Think Tank Original Globally, there is a shift from traditional payment methods like cash and checks to digital payments. Digital payment terminals are widely used devices across various industries, especially in retail. In recent years, the number of payment terminals has rapidly increased, particularly due to the convenience of … Read more
Abstract: We come across many operating systems in our daily lives, such as Windows, Android, iOS, and Linux. Microcontrollers also have their own operating system, called Real-Time Operating System (RTOS). So, what are the differences between these real-time operating systems and the ones we commonly use? The operating systems we frequently use are actually non-real-time … Read more
1. Definition of Tasks In embedded development, we face situations with a single CPU, and during this development process, we may involve bare-metal development or development with an operating system. In bare-metal development, the entire system is viewed from a modular perspective, meaning that after the system finishes running one module, it then runs another … Read more
Source | Mculover666 To develop “advanced” applications based on RTOS, many principles of the kernel must be mastered. This article will explain how the RTOS kernel manages interrupts? How should users write interrupt handler functions? And how can users set critical sections? 1. Review of Knowledge — Interrupts 1.1. Interrupt Mechanism The interrupt mechanism is … Read more