As a standard for industrial communications, the RS-485 differential interface is useful in communicating long distances where immunity to common-mode noise is an important requirement. RS-485 ports ...

The proper method of wiring an RS-485 network is described, with recommendations for twisted-pair cabling and correctly locating termination resistors. Received waveforms are shown for examples of ...

Guest columnist Ian Doyle, product line manager for semiconductors at Bourns, describes how to provide suitable circuit protection for RS-485 ports. RS-485 is one of the most common interface ...

Ratified in the early 80's as a new balanced transmission standard, RS-485 has emerged as the industry's seemingly eternal interface workhorse. Much literature has been written on the subject since, ...

Learn about fast, effective RS-485/RS-422 application protection for common threats such as system transients, lightning and power surges caused by high power motors and other electrical equipment ...