How-to control a PLC with mobile app and Modbus TCP/IP

Hammad TariqBlogs, Tutorials

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In this tutorial you will learn about controlling the I/O of a programmable logic controller (PLC) with a mobile app and Modbus TCP/IP protocol. PLCs are basic components of any industrial automation process. In some deployments they are used as stand-alone computers to control a machine while in other settings they can be connected to and controlled remotely by a … Read More

Evothings enterprise offerings

Alex JonssonBlogs

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The Evothings Studio family is growing and we’re adding a premium plan to the mix. While the Evothings Studio community version is still free to download and use. This Summer, we’ve introduced asubscription-based commercial version of Evothings Studio. As a subscriber, it means more support levels and options, as well as a growing number of enterprise functions. Details on what … Read More

JavaScript mobile apps for your NXP Hexiwear BLE device

Alex JonssonBlogs, Tutorials

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This article is all about connecting your NXP Hexiwear device to an iOS or Android phone or tablet using Bluetooth Smart (BLE). The Hexiwear is a multi-sensor device based on the ARM Cortex M4 architecture, with a sidekick ARM M0 for the BLE connectivity and an on-board array of sensors in order to become aware of the world around it. … Read More

Charting IoT sensor data using C3.js and IBM Bluemix

Hammad TariqBlogs, Tutorials

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In a previous tutorial on Bluemix, we successfully published TI SensorTag readings to IBM Bluemix IoT cloud service using MQTT API and our mobile app that was developed Evothings Studio. In this tutorial, we’ll use the same sensor device from Texas Instruments, adding to the mobile app a JavaScript chart library for visualising the SensorTag readings on a line chart … Read More

How to develop mobile apps for Bluetooth Low Energy in JavaScript

Mikael KindborgBlogs, Tutorials

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Evothings Studio makes it easy to develop real mobile apps in JavaScript, also for distribution via the official app stores. This guide provides an overview of how to develop mobile apps using the smartphone’s Bluetooth Low Energy (BLE) capabilities. We’ll give you pointers to our latest tutorials and libraries, all ready to deploy and use with your Cordova application. Evothings … Read More