1、CANopen‘s Predefined MessageID Classification: At the inception of CANopen, even in the automotive electronics industry where CAN bus is most widely used, the number of CAN nodes in the network and the amount of information needing communication were relatively low. People adopted CAN to replace RS485, primarily valuing its real-time advantage of burst transmission, while … Read more
Author’s Note To make it easier for everyone to find technical articles related to the CANopen bus, we have specially compiled a collection of selected technical articles on CANopen published on the ‘Industrial Communication’ public account. We welcome everyone to check them out, and if you have any questions or suggestions, please feel free to … Read more
In the field of industrial automation, communication protocols are like the nervous system of modern factories, and CANopen is undoubtedly the most reliable and efficient communication solution within this network. It is not just a communication standard; it is a vital link that connects devices and enhances production efficiency. This article will delve into this … Read more
Follow/Star Public Account to not miss important news! This tutorial is authored by strongerHuang and published. Copyright: Commercial Use Prohibited Disclaimer:This document is for personal learning use only. For reprints, please contact the author through the public account for authorization. To facilitate everyone to view this CANOpen Series Tutorial on their phones anytime and anywhere … Read more
Recently, I was fortunate to have a friend help me connect with a renowned electronic product OEM giant in Shenzhen to discuss our solutions. The discussion was with the head of a subsidiary of this company, which handles its global supply chain logistics and also provides B2B logistics services to other factories. Industry insiders may … Read more
Introduction SPI (Serial Peripheral Interface), UART (Universal Asynchronous Receiver/Transmitter), and I2C (Inter-Integrated Circuit) are common serial communication protocols, each with unique characteristics in hardware interfaces and communication methods, suitable for different application scenarios. You can get a general understanding of these three communication protocols from the following diagrams: Next, we will introduce these three communication … Read more
RS-485 (RS232 to RS485) bus interface, as an electrical specification for multipoint and differential data transmission, has become one of the most widely used standard communication interfaces in the industry. The RS-485 standard specifies only the electrical characteristics of the interface and does not involve connectors, cables, or protocols, allowing users to establish their own … Read more
Both CAN communication and RS-485 communication are commonly used communication methods in the field of industrial automation. However, the choice of communication method varies depending on the application scenarios. Therefore, selecting the appropriate communication method is one of the key factors that determine whether a product gains market acceptance. CAN Communication The CAN protocol, after … Read more
As an electronic engineer, the RS-485 serial interface is a fundamental and widely used topic that is often encountered in daily designs. So how can we quickly and effectively solve RS-485 circuit design issues in practical applications? RS-485 Standard The full name of the RS-485 standard is TIAA/EIA-485 serial communication standard. Data communication uses differential … Read more
Cover image: This is the “Internet of Things” as seen by people from 1960 to 1990. Recently, ARM mbed released mbed OS 5.3, which is a further performance upgrade based on previous versions. This is a good sign, indicating that the basic framework and development approach have been established, and there should no longer be … Read more