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2009-02-25 USB converter cables back RS-422, RS-485
Future Technology Devices International has released two serial interface converter cables that incorporate transceivers to facilitate connecting RS-422 or RS-485 based peripherals to a PC's USB port.
2005-11-23 TI's new RS-485 transceivers provide optimum AC performance
TI's new full-featured, full-duplex RS-485 transceivers promise to conserve power, provide optimum AC performance for key operating speeds, and allow up to 256 devices on a single RS-485 bus.
2003-04-28 TI RS-485 transceivers stretch voltage range
A line of RS-485 transceivers from Texas Instruments offers a common-mode voltage range of -20V to 25V or more than double the range in TIA/EIA-485.
2003-05-26 The Practical Limits of RS-485
This application note discusses the EIA-485 standard for differential multipoint data transmission and its practical limits.
2012-01-27 Signal chain basics: Using RS-232-to-RS-485 converters for industrial long-haul comm
Read about the use of RS-232-to-RS-485 converters in industrial data links requiring the transmission of RS-232 data over long distance, or between multiple RS-232 applications.
2007-03-05 RS-485 transceivers offer 25kV ESD protection
Enhanced ESD protection allows the interface pins of Linear Tech's new RS-485 transceivers to withstand up to 25kV without latchup or damage, making them suitable for rugged industrial and automotive applications.
2007-03-28 RS-485 transceivers need no control channel
Maxim Integrated Products has introduced the MAX13487E/MAX13488E half-duplex RS-485 transceivers featuring AutoDirection, which eliminates the driver-enable control signal, thus saving space and reducing component count.
2009-06-09 Protecting RS-485 interfaces against lethal electrical transients
This article gives an overview of the three most commonly applied transient immunity tests and provides recommendations on how to protect network nodes against real world transients.
2003-02-26 Maxim RS-485 transceivers ensure reliable data transfer
The MAX3070E to MAX3079E 3.3V, RS-485 transceivers feature hot swap and true fail-safe circuitry to ensure reliable data transfer.
2010-05-11 Managing the driver enable signal for RS-485 and IO-link communications with the STM32's USART
This application note aims at providing timing measurements of the DE signal (Driver Enable) switching by using two different methods for managing this signal in RS-485 and IO-Link master transmission.
2008-08-01 Learn RS-485 design basics
RS-485 has emerged as the industry's seemingly eternal interface workhorse. This article serves as an introductory guide to designers new to RS-485 by discussing the main aspects of the standard.
2005-06-23 Intersil's seven new data transceivers comply to RS-485, RS-422
Intersil's seven new devices are BiCMOS 3.3V powered, single data transceivers that meet both the RS-485 and RS-422 standards for differential data communications.
2004-06-04 Intersil unveils two new RS-485/422 transceivers
Intersil has rolled out two new LinearLink full-duplex RS-485/422 transceivers - the ISL4489E and ISL4491E.
2003-10-29 Intersil transceivers meet RS-485, RS-422 standards
The ISL83483, ISL83485, ISL83488, ISL83490, and ISL83491 devices from Intersil are 3.3V single transceivers that meet both the RS-485 and RS-422 standards.
2007-05-04 Interface circuits for TIA/EIA-485 (RS-485)
This article provides information concerning the design of TIA/EIA-485 interface circuits. The document discusses the need for balanced transmission-line standards and gives an example for a process-control design. Line loading is discussed with subtopics of signal attenuation, fault protection and galvanic isolation. Finally, setting up and measuring using eye patterns is documented. Eye patterns are used to measure the effects of signal distortion, noise, signal attenuation, and the resultant intersymbol interference in a data transmission system.
2010-07-14 iCoupler isolation in RS-485 applications
The application note aims to give the user a brief overview of the RS-485 system physical layer, as well as an understanding of why isolation is so important to the system.
2012-08-01 Guide to troubleshooting RS-485
The best way to handle RS-485 challenges is to pay attention to the basics.
2009-06-03 Detection of RS-485 signal loss
This article shows how a differential window comparator can be constructed with the passive-failsafe feature of two SN65HVD3088E RS-485 transceivers and an AND gate. It also provides theory of operation, the basic circuit schematic, test results and other design considerations.
2012-08-02 Cheat sheet for RS-485
This cheat sheet is a quick reference for designers implementing RS-485, and is designed to keep them out of trouble from the get go.
2004-07-01 TI transceivers provide 15kV of ESD protection
TI's three new full-featured, low-power 5V half-duplex RS-485 transceivers offer a bus-pin electrostatic discharge protection of 15kV.
2003-06-17 TI transceiver suits industrial apps
The HVD3082E low-power RS-485 transceiver from Texas Instruments features a 16-kV HBM ESD protection levels that are suitable for apps in noisy environments.
2002-07-02 STMicroelectronics transceiver has 115kV ESD protection
The ST485E low-power RS-485/RS-422 transceiver IC from STMicroelectronics features 115kV ESD protection without latch-up.
2002-12-05 STMicro transceivers also function as level translators
STMicroelectronics has released a pair of low-power, high-speed transceivers for RS-485 and RS-422 communication in multi-point transmission networks.
2007-03-20 Profibus transceiver features 1/8th load capability
Sipex Corp.'s new Profibus transceiver features a 1/8th load capability that allows up to 256 transceivers on the communication bus without violating the Profibus spec.
2000-02-08 PIC17C756A Market: Industrial Automation/Process Control
This application note describes the PIC17C756A as it handles the communication functions of a multi-node system with the RS-232 interface.
2004-12-14 Multi-port serial I/O cards are low-profile PCI plug-ins
ACCES I/O Products is rolling out its Model LPCI-COM-8SM serial communication card.
2002-12-27 Maxim transceivers are fault-protected to 60V
Maxim Integrated Products has introduced the MAX3440E to MAX3444E RS-485/RS-422 and J1708 transceivers that are fault-protected up to60V enabling them to be used in telecom systems.
2002-09-03 Maxim transceiver saves 70 percent of board space
The MAX3060E/MAX3061E/MAX3062E RS-485/RS-232 transceivers are packaged in an 8-pin SOT casing, enabling the devices to save 70 percent more board space over industry-standard SOPs.
2003-11-10 Intersil data transceivers with reduced package size
Intersil Corp. has announced three LINEARLINK RS-485/422 serial data transceivers - the ISL8487, ISL81483 and ISL81487.
2005-02-17 High-speed relay modules are USB plug-and-play peripherals
Measurement Computing's USB-ERB modules rely on the Microsoft-defined HID class drivers that are part of Windows.
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