Automation

QtKnx: tutorial and updates

Published Wednesday November 28th, 2018 | Comments Off on QtKnx: tutorial and updates
Posted in Automation, Embedded, Internet of Things, Network | Tags: ,

In this tutorial we will demonstrate how to write a KNX client requesting a local device management procedure to a KNX server. We will be using the QtKnx module that comes with the Automation package. Sequence diagram The following diagram presents the sequence of KNX messages exchanged between the client and the server. The third message in the […]

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Artem Sidyakin

Qt Quick WebGL release in Qt 5.12

Published Friday November 23rd, 2018 | 12 Comments on Qt Quick WebGL release in Qt 5.12
Posted in Automation, Dev Loop, QPA, Qt Quick | Tags: , , , ,

One of the Qt 5.12 new features is Qt Quick WebGL platform plugin (also known as WebGL streaming). It was actually available as a technology preview from Qt 5.10 already, but starting with Qt 5.12 it is a released feature. TLDR Intro What is WebGL streaming How to use it Some demos Device Information Camera […]

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Juha Varelius

Measuring The Impact of Qt on Your Business

Published Monday October 15th, 2018 | 2 Comments on Measuring The Impact of Qt on Your Business
Posted in Announcements, Automation, Automotive, Biz Circuit, Embedded, Internet of Things | Tags: , ,

Today, I wanted to talk to you about a recently conducted Total Economic Study for commercial customers of Qt by Forrester Consulting. Please find the report here. In many ways, Qt has been ahead of its time. Its ability to work on basically anything now truly shines as the Internet of Things (or “Internet of […]

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Michael Winkelmann

Remote UIs with WebGL and WebAssembly

Published Tuesday June 12th, 2018 | 4 Comments on Remote UIs with WebGL and WebAssembly
Posted in Automation, Dev Loop, Internet of Things, WebGL | Tags: , ,

A frequently requested feature by Qt customers is the possibility to access, view and use a Qt-made UI remotely. However, in contrast to web applications, Qt applications do not offer remote access by nature as communication with the backend usually happens via direct functions call and not over socket-based protocols like HTTP or WebSockets. But […]

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Maurice Kalinowski

Building a Bridge from Qt to DDS

Published Wednesday June 6th, 2018 | 4 Comments on Building a Bridge from Qt to DDS
Posted in Automation, Dev Loop, Embedded, Internet of Things | Tags: ,

In our previous posts, we looked into various aspects of using Qt in a telemetry scenario. Part one focused on reducing message overhead, while part two was about serialization. To demonstrate a typical IoT scenario, we used MQTT as a protocol and the Qt MQTT module available in Qt for Automation. However, the landscape of […]

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Maurice Kalinowski

Serialization in and with Qt

Published Thursday May 31st, 2018 | 17 Comments on Serialization in and with Qt
Posted in Automation, Dev Loop, Embedded, Internet of Things | Tags: , , ,

In our first part of this series, we looked at how to set up messages, combine them, and reduce their overhead in the context of telemetry sensors. This part focuses on the payload of messages and how to optimize them. There are multiple methods to serialize an object with Qt. In part one, we used […]

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QtKNX updates for 5.11

Published Friday May 18th, 2018 | 2 Comments on QtKNX updates for 5.11
Posted in Automation, Embedded, Internet of Things, Network, Uncategorized | Tags: ,

It has been a while since our last KNX development blog post, so we would like to give you a quick glance into some of the updates in QtKNX that are coming with the 5.11 release. API improvements One of the main improvements in this update was making Qt KNX’s object introspection and construction more […]

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Maurice Kalinowski

Optimizing Device Communication with Qt MQTT

Published Wednesday May 16th, 2018 | 5 Comments on Optimizing Device Communication with Qt MQTT
Posted in Automation, Dev Loop, Embedded | Tags: , ,

Qt for Automation has been launched in conjunction with Qt 5.10 as an AddOn to Qt for Application Development or Qt for Device Creation. One module in that offering is our client-side solution for MQTT called Qt MQTT. Qt MQTT focusses on the client side, helping developers to create sensor devices and or gateways managing […]

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Frank Meerkötter

OPC UA support in Qt 5.11

Published Wednesday May 16th, 2018 | 4 Comments on OPC UA support in Qt 5.11
Posted in Automation, Dev Loop, Embedded | Tags: , ,

OPC UA is a central element of the Industry 4.0 story providing seamless communication between IT and industrial production systems. basysKom has initiated Qt OPC UA in 2015 with the goal of providing an out of the box Qt API for OPC UA. In 2017 basysKom, together with The Qt Company, has finished up a […]

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Lars König

Qt for Automation Blog Series

Published Wednesday May 9th, 2018 | 1 Comment on Qt for Automation Blog Series
Posted in Automation, Biz Circuit, Embedded | Tags: , , , , , ,

Greetings! It’s not a big secret that both the industrial and infrastructure sectors will be far more automated in the future. The main trends that drive this movement are the ubiquitous Digital Transformation, as well as standardization within the industry 4.0 and upcoming industrial IoT technologies. Side note: if you’d like to learn more about […]

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