Comprehensive Understanding of Hall Sensors In magnetic sensors, sensors made using the Hall effect are called Hall sensors. Hall sensors can be divided into Hall elements that directly output the Hall voltage (VH) obtained from the Hall effect, Hall ICs that process the output of Hall elements through subsequent ICs to output high and low … Read more
In 2025, major manufacturers have successively developed their own chips, each with its own characteristics. I have ranked them according to their performance as follows: 1st Place: Apple A18 Processor 2nd Place: Snapdragon 8 Gen 2 3rd Place: Dimensity 9400+ 4th Place: Xiaomi Xuanjie O1 5th Place: Samsung Exynos 2400 6th Place: Kirin 9020 Below … Read more
The C language can be considered an “ancient” programming language, and it is currently the mainstream programming language in embedded systems. Without C language, there would be no various embedded systems and operating systems today. Although C language is the foundation of programming development, to what extent have you mastered it? Let’s take a look … Read more
According to a report by Electronic Enthusiasts (Author: Liang Haobin), by providing a transmission rate and connection stability stronger than Bluetooth, we have seen numerous brands and products supporting Star Flash connectivity in fields such as mice, keyboards, game controllers, and remote controls since last year, receiving positive market feedback. This year, among the new … Read more
What is NuttX?NuttX (officially known as Apache NuttX) is a real-time operating system (RTOS) that is “small in size but high in quality,” emphasizing compatibility with POSIX/ANSI standards while also incorporating classic APIs from Unix and VxWorks. It can run on various MCUs, including 8-bit, 32-bit, and 64-bit architectures, and even comes with a built-in … Read more
1. Singleton Pattern The Singleton Pattern ensures that a class has only one instance and provides a global access point. Core structure diagram of the Singleton Pattern: The structure typically includes: A private static instance (pointer to itself) A private constructor (to prevent external instantiation) A public static method (to get the unique instance) In … Read more
Source: China Mobile Science and Technology Association First Review: Zhang Junhao Second Review: Su He Third Review: Tang Zhenyu Contact Number: 0557-3044190
A good PLC program typically needs to possess the following characteristics: simplicity, readability, correctness, reliability, ease of modification, extensibility, a complete alarm system, and convenient program simulation. Although these characteristics may manifest differently across various industries and processes, their core ideas remain the same. Today, we will discuss PLC programming standards! 1. Simplicity Make the … Read more
Follow+Star Public Account Number, don’t miss out on exciting content Source | Uncle Wheat Modbus is considered a classic communication protocol in the embedded field; however, efficiently implementing the Modbus protocol in resource-constrained embedded systems is often a significant challenge. This article introduces a lightweight C language library designed specifically for embedded systems—nanoModbus—to help developers … Read more
Detailed Explanation of MODBUS TCP Communication Commands Continuing from the previous article on the built-in MODBUS TCP command usage, the previous text only briefly mentioned the formats of three commands. Below is a detailed introduction. SP.SOCOPEN – Confirm Link In the list of built-in communication commands, you can see this command and its function description, … Read more