▼ Click the card below to follow me ▲ Click the card above to follow me Basic Concepts Siemens PLC is well-known as the “brain” that controls various devices in factories. The smart sensor can be understood as the PLC’s “eyes” and “ears”, responsible for collecting various data. The combination of both enables automation systems … Read more
In the field of industrial automation, heterogeneous network communication has always been an important yet challenging topic. As an engineer with years of experience in industrial communication, I will explain in detail how to use industrial PCs to build an efficient edge communication system. 1. Overview of Heterogeneous Network Communication Library In industrial sites, we … Read more
Click below【Learn Embedded Together】 to follow, learn together, and grow together Introduction to Communication Protocols As we all know, a communication protocol is a specification for data transmission. It can be divided into hardware layer communication protocols and software layer communication protocols from both hardware and software perspectives. To better understand the communication protocols at … Read more
‖ System Learning Life is like a marathon; sometimes pausing to relax helps you go further. Common Industrial Communication Protocols 1. Modbus Communication Protocol Features: Open standard, does not rely on specific manufacturers, can use RS232, RS485, or TCP/IP. Simple and easy to implement. Application Scenarios: Widely used in various industrial applications, such as PLCs, … Read more
Follow and StarEmbedded Inn, Exciting News Delivered Promptly [Introduction] Hello everyone, I am Yijun. In the previous article, I summarized the industrial HART bus. Today, let’s talk about the RS-485 bus. RS-485 is also a widely used communication interface. This article will discuss the key points; it is a bit long, about 5000 words. History … Read more
▼Click the business card below to follow our public account▼ Today, let’s talk about the RS-485 bus. RS-485 is also a very widely used communication interface. This article will discuss the key points, and it is a bit long, about 5000 words. The Past and Present RS-485, what does RS mean? It stands for Recommended … Read more
Method of Mitsubishi PLC Controlling Mitsubishi Inverter: Using the PLC’s digital output to control the inverter (i.e., connecting the PLC’s digital output directly to the inverter’s digital input, allowing the PLC to control the inverter’s start, stop, forward, reverse, and multiple speed operation at high, medium, and low speeds through programming). Using the PLC’s analog … Read more
Click on the “Technical Training” above, select “Top Official Account“ Over 160,000 industrial control professionals follow this WeChat platform: technical sharing, learning exchange, industrial control videos Methods for Mitsubishi PLC to Control Mitsubishi Inverter: Use the PLC’s digital output to control the inverter (i.e., connect the PLC’s digital output directly to the inverter’s digital input, … Read more
Are there still people confused about RS-485 and Modbus? This article aims to clarify the differences for beginners. Experts can skip ahead, but feel free to share this with your novice friends. RS-485 is a widely used serial data transmission standard in industrial applications. When implementing RS-485 communication, the Modbus protocol is often used, which … Read more
San Pao Er’s Hardware Development Learning Notes Sharing knowledge to enhance skills♥Exchanging experiences to strive for excellence Table of Contents 1. Main Features 2. Network Topology 3. Signal Levels and Unit Loads 4. Bus Termination and Stub Length 5. Fail-Safe Biasing ✍ RS-485 is a balanced transmission standard for serial communication approved by the Electronic … Read more