The open62541 OPC UA stack with its Pub-Sub extension now supports MQTT over TLS as well as MQTT-brokers requiring a login (contributed by basysKom). This allows the direct communication between open62541 and the Azure IoT Hub and therefore highly simplifies the connection of OPC UA based IoT Devices to the cloud. Continue reading Connect OPC UA with open62541 to MS Azure IoT Hub at basysKom GmbH.
"OPC UA Reverse Connect" is a special connection mode in which the traditional roles of clients and servers during connection establishment are reversed - the server is responsible for initiating the connection to a client. This mode is intended for criti
zum Artikel gehenIn the first part of our series, we will connect a Qt app to the Microsoft Azure IoT Hub, use the Device Twin and show you how to authorize your IoT device to the cloud. Continue reading Azure IoT Hub: Connecting a Qt Application with Azure (Part 1 of 4)
zum Artikel gehenQt OPC UA is not included in the Qt installer and must be built from source. The open62541 backend is currently the most stable and feature complete open source backend in Qt OPC UA. The open62541 library has minimal external dependencies and can be built
zum Artikel gehenIn this blog we explain how to provide OPCUA open62541 as a ffi plugin to Dart and use it in Flutter. We highlight the pros' and give you the cons. Continue reading Flutter FFI Plugins How to use open62541 in Flutter applications at basysKom GmbH.
zum Artikel gehenCompanion specifications complement OPC UA with the goal of fostering interoperability. This article will provide an overview about implementing a Companion Specification with open62541. Continue reading Implementing OPC UA Companion Specifications with o
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