User contributions for User
From OPC Labs Knowledge Base
17 December 2025
- 08:0908:09, 17 December 2025 diff hist +12 A primer on Eclipse Mosquitto No edit summary current
16 December 2025
- 12:2612:26, 16 December 2025 diff hist +12 OPC XML Demo Servers No edit summary current
- 12:2412:24, 16 December 2025 diff hist +17 OPC XML Demo Servers No edit summary
- 10:0410:04, 16 December 2025 diff hist +17 OPC UA Demo Servers →OPC UA Sample Server current
- 10:0410:04, 16 December 2025 diff hist +17 OPC UA Demo Servers →Global Discovery Server (GDS)
- 10:0310:03, 16 December 2025 diff hist +17 OPC UA Demo Servers →QuickStart Alarm Condition Server (OPC UA)
- 10:0310:03, 16 December 2025 diff hist +34 OPC UA Demo Servers →OPC UA Sample Server
12 December 2025
- 16:5416:54, 12 December 2025 diff hist +2,908 N OPC development in Visual FoxPro Created page with "Category:Visual FoxPro <div class="content-intro"> <h1 title="Develop OPC FoxPro solutions">Visual FoxPro</h1> <p>Are you having difficulties incorporating OPC data into your Visual FoxPro solution? Need to create an OPC FoxPro program quickly and in quality? If so, QuickOPC comes to the rescue. Fox programs can now connect to OPC servers with ease.</p> <p>QuickOPC is a set of components that simplify the task of integrating OPC client functionality into applica..." current
- 16:5016:50, 12 December 2025 diff hist +39 Table of Contents →Unsorted current
- 16:4416:44, 12 December 2025 diff hist +1,548 N OPC with Trill Created page with "Category:Trill <div class="content-intro"> <h1 title="Develop OPC PowerBuilder solutions">Trill</h1> <p>Are you trying to incorporate OPC data into your Trill solution? If so, QuickOPC comes to the rescue. Trill can now connect to OPC servers with ease.</p> <p>QuickOPC is a set of components that simplify the task of integrating OPC client functionality into applications. Reading a value from OPC Data Access or OPC Unified Architecture (OPC UA) se..." current
- 16:4216:42, 12 December 2025 diff hist +21 Table of Contents →Unsorted
- 16:3816:38, 12 December 2025 diff hist +3,370 N QuickOPC-COM in C/C++ Created page with "Category:C++ <div class="content-intro"> <h1 title="QuickOPC-COM in C/C++">OPC development in C and C++</h1> <p>QuickOPC will make it easy for you to integrate OPC client functionality into your solution developed in C or C++ language. Reading a value from OPC Data Access or OPC UA server, or writing a data value can be achieved in just a few lines of C or C++ code. You can also set up subscriptions and receive event notifications about data changes. OPC Alarms&..." current
- 16:3016:30, 12 December 2025 diff hist +28 Table of Contents →Unsorted
- 16:2416:24, 12 December 2025 diff hist +2,994 N OPC development in PowerBuilder Created page with "Category:PowerBuilder Category:PowerScript <div class="content-intro"> <h1 title="Develop OPC PowerBuilder solutions">PowerBuilder</h1> <p>Are you having difficulties incorporating OPC data into your PowerBuilder solution? Need to create a OPC PowerScript program quickly and in quality? If so, QuickOPC> comes to the rescue. PowerBuilder programs can now connect to OPC servers with ease.</p> <p>QuickOPC is a set of components that simplify the task of integrating..." current
- 16:1816:18, 12 December 2025 diff hist +38 Table of Contents →Unsorted
- 16:1516:15, 12 December 2025 diff hist +54 Table of Contents →Unsorted
- 16:1416:14, 12 December 2025 diff hist −5 OPC development in FSharp No edit summary current
- 16:1316:13, 12 December 2025 diff hist +4,088 N OPC development in FSharp Created page with "Category:F-sharp <div class="content-intro"> <h1 title="QuickOPC in F#">OPC development in F#</h1> <p>QuickOPC makes it easy for you to integrate OPC client functionality into your Visual F# solution. Reading a value from OPC Data Access or OPC Unified Architecture server, or writing a data value can be achieved in just one or two lines of code. You can also set up subscriptions and receive event notifications about data changes. What's more, in your OPC F# program,..."
- 15:5115:51, 12 December 2025 diff hist +44 Table of Contents →Unsorted
- 15:5115:51, 12 December 2025 diff hist −350 StreamInsight Extensions for QuickOPC No edit summary current
- 15:4915:49, 12 December 2025 diff hist +4,983 N StreamInsight Extensions for QuickOPC Created page with "Category:StreamInsight <div class="content-intro"> <h1 title="Develop OPC StreamInsight solutions">StreamInsight Extensions for QuickOPC</h1> <p>The StreamInsight Extensions for QuickOPC> allow you to bring in <i>streaming data</i> from OPC sources into StreamInsight, analyze them and process them further, and even feed the results back to OPC servers. With OPC StreamInsight, data from OPC can be combined with data from multiple other sources. You can monit..."
- 15:4215:42, 12 December 2025 diff hist −2 Get OPC data into Perl No edit summary current
- 15:3615:36, 12 December 2025 diff hist +18 Get OPC data into Perl No edit summary
- 15:3615:36, 12 December 2025 diff hist −2,365 Get OPC data into Perl No edit summary
- 15:3115:31, 12 December 2025 diff hist −11 OPC with Microsoft SQL Server No edit summary current
- 15:3115:31, 12 December 2025 diff hist +29 Table of Contents →Unsorted
- 15:3015:30, 12 December 2025 diff hist +4,744 N Get OPC data into Perl Created page with "<div class="content-intro"> <h1 title="How to develop OPC Perl solutions">Get OPC data into Perl</h1> <p>With QuickOPC, you can create new OPC Perl solutions, or integrate OPC functionality into your Perl scripts.</p> <p><strong>How does QuickOPC allow integration of OPC data into Perl?</strong></p> <ul> <li>QuickOPC provides COM (OLE Automation) objects with easy interfaces to perform all kinds of OPC tasks</li> <li>You instantiate one of the main QuickOPC objects.</li>..."
- 15:1515:15, 12 December 2025 diff hist +36 Table of Contents →Unsorted
- 15:1415:14, 12 December 2025 diff hist +24 OPC with Microsoft SQL Server No edit summary
- 15:1215:12, 12 December 2025 diff hist −53 OPC with Microsoft SQL Server No edit summary
- 15:1215:12, 12 December 2025 diff hist +2,457 N OPC with Microsoft SQL Server Created page with "<div class="content-intro"> <h1 title="Develop SQL OPC clients, and OPC-SQL solutions">OPC with Microsoft SQL Server</h1> <p>It is a common requirement in automation to store or retrieve data to or from SQL databases. QuickOPC makes it easy for you to create OPC SQL solutions, i.e. integrate OPC client functionality into your database solution with Microsoft SQL Server. Reading a value from OPC Data Access server, or writing a data value can be achieved in just several l..."
11 December 2025
- 14:4714:47, 11 December 2025 diff hist +601 Tool Downloads No edit summary current
10 December 2025
- 15:4415:44, 10 December 2025 diff hist +14 Table of Contents →Unsorted
- 15:4315:43, 10 December 2025 diff hist +5,138 N OPC Q&A Created page with "= Are subscriptions and asynchronous operations similar? = Both OPC subscription, and OPC asynchronous reads/writes require a callback from the OPC server to the OPC client. In this sense, they are quite similar, and a subscription can be considered a special case of the asynchronous OPC communication. The asynchronous read/writes, however, are "one-shot" transactions, initiated individually by the OPC client. The subscription is created inside the OPC server by the OP..." current
- 15:2715:27, 10 December 2025 diff hist +43 Table of Contents →Unsorted
- 15:2615:26, 10 December 2025 diff hist +1,277 N About OPC Standards and Technologies Created page with "= What is OPC? = OPC is a [http://opcfoundation.org/about/what-is-opc/ worldwide standard] of application interface in industrial automation software and the enterprise systems that support industry. OPC standards are provided in form of various specifications. OPC standards and OPC technology can be used by anybody without any royalty charges to OPC Foundation. This page attempts to provide explanation of commonly used OPC terms. = What is an OPC Server? = OPC Server..." current
- 15:2015:20, 10 December 2025 diff hist +94 Videos from OPCTI explaining what OPC is, how people are using it and why No edit summary current
- 15:1815:18, 10 December 2025 diff hist +31 Videos from OPCTI explaining what OPC is, how people are using it and why →Part 1: OPC Overview
- 15:1715:17, 10 December 2025 diff hist +320 N Videos from OPCTI explaining what OPC is, how people are using it and why Created page with "What Is OPC? = Part 1: OPC Overview = Engineers, operations managers, technicians, automation professionals, IT personnel and other will benefit from this presentation as it explains what OPC is, how people are using it and why. = Part 2: OPC Case Study = = Part 3: OPC Specifications = = Part 4: OPC Compliance ="
- 15:1215:12, 10 December 2025 diff hist +36 Table of Contents →Unsorted
- 15:1115:11, 10 December 2025 diff hist +3,613 A (Partial) Story of OPC URLs No edit summary current
- 15:0915:09, 10 December 2025 diff hist +1,582 A (Partial) Story of OPC URLs No edit summary
- 15:0615:06, 10 December 2025 diff hist +2,169 N A (Partial) Story of OPC URLs Created page with "Have you ever seen something like this, when connecting to an OPC server? opcda://TEST-OPC/Kepware.KEPServerEX.V5/{B3AF0BF6-4C0C-4804-A122-6F3B160F4397} It looks like an URL. But, is it an URL? In this case, you might guess that it refers to an OPC Data Access server, and that the TEST-OPC is the name of the computer, "KEPServerEX.V5" is the OPC server's ProgID, and {B3AF0BF6-4C0C-4804-A122-6F3B160F4397} is its CLSID. For OPC "Classic" servers, the OPC specification..."
- 15:0615:06, 10 December 2025 diff hist +47 N File:Softing-demo-client-url.png No edit summary current
- 15:0115:01, 10 December 2025 diff hist −79 Automated Testing of OPC Clients using the CTT No edit summary current
- 14:5414:54, 10 December 2025 diff hist +53 Table of Contents →Unsorted
- 14:5314:53, 10 December 2025 diff hist +2,863 N Automated Testing of OPC Clients using the CTT Created page with "(Published: 07 January 2014; Updated: 31 July 2016) For long time, we have been performing automated tests of our OPC client libraries. This is basically a combination of unit tests and integration tests, and we have developed these tests along with the products themselves. This year (2013), however, we have been been going through the OPC compliance certification procedures for OPC Unified Architecture (OPC-UA) with our QuickOPC product, and a new area of tests has em..."
- 14:4814:48, 10 December 2025 diff hist +19 Table of Contents →Unsorted
- 14:4814:48, 10 December 2025 diff hist +5 OPC Glossary No edit summary current
- 14:4414:44, 10 December 2025 diff hist +144 OPC Glossary No edit summary
