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Category Archives: OPC UA

Wondering Aloud About Device Discovery

In the IT world, both network pings and System Network Maintenance Protocols (SNMP) provide a [...]

14
Nov
The Future of MQTT?

I have an interesting history with MQTT. In the very early days, I disliked it [...]

24
Mar
In the OPC UA vs. MQTT Battle, Manufacturers Lose
In the OPC UA vs. MQTT Battle, Manufacturers Lose

Those of us with more gray in our hair and a more leisurely gait have [...]

01
Nov
OPC DA Communications

A reader sent me this question a few weeks back: “I see that OPC DA [...]

11
May
Three Things Every Beginner Should Know About OPC UA (Told by an OPC UA Newbie)

When I first decided to write a blog about the Open Platform Communications Unified Architecture [...]

27
Apr
What Exactly is UA TCP?

Everyone who has any knowledge of the internet is well-aware of the Transport Control Protocol [...]

19
Nov
OPC UA or a RESTful Interface?

Exactly 40 years ago, the Modicon Corporation birthed Modbus and the manufacturing world has never [...]

05
Nov
Future of EIP
The Future of EtherNet/IP

Every technology has a life span. It’s introduced. Innovators and early adopters get a hold [...]

29
Oct
messy world pt 2
It’s a Messy, Messy World – Part 2

In my last article, I described what we all know – the world is not [...]

08
Oct
Messy World
It’s a Messy, Messy World – Part 1

In the recent past, most of our work revolved around I/O systems, networks, controllers and [...]

01
Oct