Update 20.5.2014: Edited things that have changed recently.
The release of the 2.0 version of our Java SDK is just around the corner. In the new version, we are introducing new features that should help you to use information models in your UA applications. In this blog post, I will tell you about how to
- generate Java classes from your UA models
- create instances of UA types in your server applications
- read instances of UA types in your client applications
The OPC Foundation has recently released the version 1.02 of the specification and the stack components along with some sample applications and a new version of the Local Discovery Server (LDS).
Following this release we also announced the public availability of the Java SDK 2.0 Beta, which is based on the new stack. Continue reading
This one is from one of our customers, Daniel Fernandez Boada from Bergauer AG, who is describing an ingenious way to subscribe to a huge number of changing data in an aggregating OPC UA server. Continue reading
Creating your own enumeration type and using it the server is not as straight forward as it first seems, but it is not very complicated either. You just need to get it done right. Continue reading
The OPC Foundation has been developing several companion specifications to the OPC UA. One of these is OPC UA For ISA95, which is reaching the Release Candidate phase already. Continue reading
One of the great things in OPC UA is that when the base information models don’t fit your needs quite well enough, there are many options to extend the specifications. One common case where it’s nice to be able to extend the base spec is with Complex DataTypes. Continue reading