Communication Interface

Choosing Communication Interface Standards for PLC Hardware: Making Device Interconnection More Convenient!

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Choosing Communication Interface Standards for PLC Hardware: Making Device Interconnection More Convenient!

Introduction Hello everyone! Today, I want to talk about a topic that many automation engineers both love and hate — the selection of PLC communication interfaces.Don’t worry, I will explain the advantages and disadvantages of various communication interfaces in the most relatable way.Trust me, choosing the right communication standard can improve your device interconnection efficiency … Read more

GeLi Micro Releases the First Fully Isolated RS-232 Bus Transceiver in China

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GeLi Micro Releases the First Fully Isolated RS-232 Bus Transceiver in China

The RS-232 bus is the most widely used serial interface bus in PC and industrial communication. The RS-232 interface was originally defined by the American EIA (Electronic Industries Alliance) as a standard for communication between computers and terminal devices. Due to its simple interface and high reliability for short-distance communication, it is widely used in … Read more

Testing Items and Methods for RS-485

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Testing Items and Methods for RS-485

Any communication interface testing includes two parts: basic electrical characteristic testing and stress testing. RS-485 is no exception. The common tests for RS-485 primarily focus on electrical characteristic testing and stress testing. The first part: Electrical Testing. For electrical testing, we generally combine some parameters from the chip manual for testing. The following figure shows … Read more