RS422/RS485 Communication Topologies and the Versa-Tap RS422/RS485 Sniffer

Full Duplex 4-wire RS422/RS485 Point to Point Connection The simplest and most common RS422/RS485 interface is the 4-wire full-duplex point to point connection shown below. With this signaling arrangement, communication is functionally similar to that of RS232 with the improved performance provided by differential signaling.   Full-Duplex Point to Point Connection   Half Duplex 2-wire…

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How to Monitor the Connection Between Two Serial Devices

Serial Communication Monitor How can you monitor the connection between two serial communication devices? It sometimes can be tough for even the most diligent engineer to optimize the connection between these devices. Fortunately, we’re here to help you make the most of your serial communication monitor devices every day. Here are three tips to help…

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Serial Analyzer by Engineers for Engineers

EZ-Tap, Serial Analyzer by Engineers for Engineers Got a problem with your RS-232 communications you can’t figure out? We’ve been there. We used to tap into the wires and connect them to a serial port on a computer to monitor what’s going on. In the 1980s our only real problem was our soldering of the…

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