For business cooperation, please contact QQ: 3350579506 For more exciting consultations, please follow Electrician 365（diangong365） Electrician Home QQ Group: Group ①: 468193845 Group ②: 522898769 1. What is the RS-485 Interface? How Does It Compare to RS-232-C? Answer: Since the RS-232-C interface standard was introduced earlier, it inevitably has some shortcomings, mainly four points: The … Read more
Among various solutions for medium to long-distance communication between MCUs, RS-485 is widely used in factory automation, industrial control, community monitoring, and water resources automatic reporting due to its simple hardware design, ease of control, and low cost. However, the RS-485 bus still has defects in anti-interference, adaptability, and communication efficiency. Improper handling of some … Read more
This article is a guide. The advantages of the RS-485 bus are well-known, and to ensure stable communication, isolated RS-485 modules are used for signal isolation. However, during actual RS-485 networking, one may encounter communication failures, errors, or even damaged RS-485 transceivers. What causes these issues? This article will deeply analyze the problems associated with … Read more
*Follow to receive 2798 PLC wireless communication cases* The PROFIBUS bus is a purple shielded twisted pair cable, with the two cores being red and green. When connecting to the bus connector, the wiring must be done according to color, generally A1 and A2 are green, while B1 and B2 are red. 2. Devices on … Read more
WeChat Search Technical Training HISTORY / Previous Recommendations Complete Question Bank for 2021 Electrical Beginner Exam (Includes Answers) Is Troubleshooting Inverters Difficult? Just One Click! Can You Brush Through All Electrical Exam Questions with One Click? This Tool Is a Must-Have! Which of the Five Major Electrical Drawing Software (CAD, Eplan, CADe_simu…) Do You Pick? … 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
Backside Power Delivery Technology (BSPDN) Backside Power Delivery Technology requires separation of signals and power, placing the signal structure and power structure from wafer fabrication on the front and back of the wafer. Illustration of Mainstream Chip Structure and Backside Power Chip Structure Mainstream Chip Structure Traditionally, the power and signal structures in chips are … Read more
Bus short-circuit isolators are mainly used to isolate components on the bus, isolating fire detectors, combustible gas detectors, manual alarm buttons, sound and light alarms, etc., in certain areas or segments, to avoid affecting the reliable operation of the unisolated area system. This is crucial for maximizing the overall functionality of the system without being … Read more
The above is an advertisement, the following is the main article, the two are unrelated: 1. Stator and Rotor. 2. Inductance and Capacitance. 3. Alternating Current and Direct Current. 4. Encoding and Decoding. 5. Open Loop and Closed Loop. 6. Series and Parallel. 7. Serial Communication and Parallel Communication. 8. Electromagnetic Induction and Electrostatic Induction. … Read more
With the development of the Internet, the Internet of Things has also experienced explosive growth. Recently, the State Grid Corporation has made comprehensive deployment arrangements for the construction of a ubiquitous power IoT, further reforming and innovating to improve energy production efficiency and the intelligence level of electricity usage. Sensors, as information collection devices in … Read more