At-RTOS

Development of KW01-ZigBee Wireless Sensor Network Application Platform

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Development of KW01-ZigBee Wireless Sensor Network Application Platform

Abstract: To address the challenges of high difficulty and long development cycles in wireless sensor network application development, this paper analyzes the reasons behind these issues and the current state of wireless sensor network application development technologies. Following the principles of software engineering and component design, a four-layer architecture development platform model is proposed. Based … Read more

Introduction to Industrial Control Security (Part 6)

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Introduction to Industrial Control Security (Part 6)

In the previous article, we conducted a simple analysis of firmware. In this article, we will supplement some knowledge of Vxworks and continue our research into firmware content. As this involves operating system content, it is recommended that readers have a basic understanding of operating systems before reading this article, or refer to my article … Read more

ArtInChip D133CBS Chip: Ideal Choice for Industrial HMI Products

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ArtInChip D133CBS Chip: Ideal Choice for Industrial HMI Products

Introduction In today’s industrial automation field, the demand for high performance and reliability is growing. To meet these requirements, ArtInChip has launched the brand new D133CBS chip, designed as the main controller for industrial Human-Machine Interface (HMI) products with its outstanding performance and powerful features. ArtInChip D133CBS Core Performance Increased Clock Speed: The D133CBS chip … Read more

What Happens After the Microcontroller Program Ends?

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What Happens After the Microcontroller Program Ends?

For embedded systems, if there is no RTOS running, the main function main() in program development needs to use some mechanism to keep running happily forever; it has no endpoint. If you want to exit the main function, what happens specifically is determined by the C language compiler used. 1. The Question Raised Today, I … Read more

In-Depth Exploration of Byte Alignment Issues

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In-Depth Exploration of Byte Alignment Issues

1. The Concept of “Memory Alignment” Memory alignment, also known as byte alignment, is an attribute of the memory address where a data type can be stored. This attribute is essentially the memory address itself, which must conform to certain specifications. This specification states that the memory address value must be a power of 2. … Read more

Foundation Software for Smart Cars: The Race

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Foundation Software for Smart Cars: The Race

As the electronic architecture of vehicles enters an upgrade cycle, various levels of supporting software have become the focus of competition among suppliers. Among them, in the underlying RTOS part, BlackBerry QNX currently occupies a major market share, while companies like Huawei, Zhaoma, Wind River (acquired by Aptiv), and Horizon are also vying for market … Read more

What Operating Systems Are Generally Used in Aircraft?

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What Operating Systems Are Generally Used in Aircraft?

Reprinted from Linux Fan What operating systems are generally used on airplanes? This is the answer many people have been wanting to know. This section is based on an answer from V friends reprinted from Baidu Zhidao: Aerospace software is not mysterious; from a computer architecture perspective, it is not much different from ordinary computer … Read more

Eight Major Operating Systems for IoT

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Eight Major Operating Systems for IoT

Introduction: The tech industry has devoted a significant amount of time to the IoT craze. For-profit tech companies and members of the open-source community are promoting their respective operating systems, claiming to be the best fit for various IoT applications. However, not every operating system is suitable for all IoT purposes. As a result, there … Read more

Differences Between Circular Queue and Message Queue in RTOS

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Differences Between Circular Queue and Message Queue in RTOS

Original from WeChat Official Account | Embedded Column “Circular queue” and “message queue” are widely used in the embedded field, and experienced embedded software engineers are likely familiar with them. However, beginners often have related questions. Today, I will share some content about “circular queues” and “message queues”. Circular Queue A circular queue is a … Read more

Understanding Synchronization and Mutual Exclusion in RTOS

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Understanding Synchronization and Mutual Exclusion in RTOS

1. The Concepts of Synchronization and Mutual Exclusion To understand synchronization and mutual exclusion in one sentence: I wait for you to finish using the bathroom before I use it. What is synchronization? It is: Hey, I am using the bathroom, please wait. What is mutual exclusion? It is: Hey, I am using the bathroom, … Read more