Follow+Star Public Account, don’t miss exciting content Source | ZLG Zhiyuan Electronics RS-485 bus has advantages such as simple structure, long communication distance, high communication speed, and low cost, widely used in industrial communication, power monitoring, and instrumentation industries. Generally, RS-485 transceivers have two pins to control the data transmission direction. What common problems may … 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
Click↑↑Technical Training, Follow and Pinto Subscribe for Free Long-term 190,000+Industrial Control Professionals Follow this WeChat Platform: Technical Sharing, Learning Exchange, Industrial Control Videos Among various solutions for medium and long-distance communication between MCUs, RS-485 is widely used in fields such as factory automation, industrial control, community monitoring, and hydraulic automatic reporting due to its simple … Read more
Have engineers encountered situations where testing a single RS-485 device shows no abnormalities, but communication data anomalies or connection failures occur when the device is networked? What are the reasons for these errors? This article will reveal the abnormality of RS-485 networking from the perspective of threshold levels. The RS-485 bus is widely used in … Read more
The RS-485 bus is widely used in various fields such as video surveillance, access control intercom, and building alarms due to its simple wiring and reliable stability. However, many problems arise during the wiring process of the RS-485 bus due to various inaccurate concepts. Here, we clarify some common misconceptions. 1 485 signal lines can … 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
Click the blue text above Follow us! For over twenty years, RS-485 has been an extremely common wired communication interface in industrial applications. The balanced differential signal transmission characteristics of RS-485 can suppress common-mode noise and enable long-distance communication in noisy industrial environments. As a result, RS-485 has become a common communication port in most … 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
Click the blue text above Follow us! Do you want to learn about RS-485 transceiver design tutorials?This article provides some answers based on common questions from the TI E2E™ community, which will be a very useful resource if you want to learn more about this communication standard. 1. When is RS-485 bus termination needed, and … Read more