OPC - OLE (Object Linking and Embedding) for Process Control :: The Industrial Interoperability Standard
Synchronous Knowledge Base
most important key terminologies you need to know if you work in Automation, Controls, Brilliant Manufacturing, Operational & Industrial Intelligence or IoT etc.
; regardless of any vendor(s) you are dealing (Allen Bradley, GE Fanuc, Siemens, Modicon, Mitsubishi, Omron, Automation Direct etc).
OPC I/O Servers supports two different methods of obtaining data from an OPC server: synchronous and asynchronous I/O.
Synchronous I/O enables the OPC Client to poll the OPC server at regular intervals, according to the specified poll rate.
Synchronous I/O is a reliable means of getting data at a specified time interval.
OPC Foundation owns all OPC trademarks including the OPC logo used throughout this site. Most of information in
OPC Knowledge Base is from OPC foundation.
Free Automation Stuff This information made available on Automation Media, are provided "as is"
without any representation or warranty, express or implied, of
any kind, including, but not limited to, warranties of
merchantability, noninfringement, or fitness for any
Automation Meida makes no warranty or representation regarding, and does not endorse, any
linked Web sites or the information appearing thereon or any of the products or
services described thereon.