Project ‘Virtual Product Development’ – sites presented as part of Digital explanation

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Updated June 13, 2024 Below are some examples of partial results of the Digital explanation which where presented as a result of the Project ‘Virtual Product Development’ from Industrial Design Engineering. Some site may require a local connection to the UT network or are VPN only (you might need a VPN connection to see these). 2023: … Continue reading Project ‘Virtual Product Development’ – sites presented as part of Digital explanation →

Add RFID identification to a Java application

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This example presumes you already have some basic knowledge about Arduino and programming Java applications with Eclipse. If you have an RFID reader module attached to your computer (via a USB serial connection) you can read RFID data from a Java application. For instance, you can use the unique id (Card UID) to identify something or … Continue reading Add RFID identification to a Java application →

Build an RFID reader with Arduino and the RC522 RFID module

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The RC522 RFID module is a cheap module which comes with a card and a dongle.You can buy it at our local electronics shop the STORES for a few euro’s (search for ‘rfid’ in the price list). Or buy it here. Only thing you have to do before you can use it is solder the … Continue reading Build an RFID reader with Arduino and the RC522 RFID module →

Remote control a catapult with an App build with App Inventor

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In this previous article we learned how to build an App with App Inventor and connect it to a Lego Mindstorms NXT. Now we will extend that App to control a Catapult robot. If you have not done so already, first build the Catapult. Now that you are able to connect your phone to the … Continue reading Remote control a catapult with an App build with App Inventor →

Control a Lego Mindstorms robot with your phone with App Inventor

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First steps To be able to use App Inventor, you will have to register with a Google Account. So go to the site ai2.appinventor.mit.edu and register/login. Install the MIT AI2 Companion app on your phone. To be able to identify your NXT (if there are many Bluetooth devices), you might want to change its name: Start the Lego … Continue reading Control a Lego Mindstorms robot with your phone with App Inventor →

Checking your Java environment (for use with leJOS)

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To use leJOS you need 32 bits versions of the JDK and the Java Runtime Environment (JRE). Also, sometimes after updates of Java or multiple removals/additions the environment can ‘go bad’. Follow the steps below to test the environment and fix it when necessary. Test Java Windows must be able to find Java programs. Therefore the … Continue reading Checking your Java environment (for use with leJOS) →

Create a wireless presenter for your presentations with LittleBits

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As a demo for a workshop I am giving next week, I created a wireless presenter to use for presentations. The receiver is connected to the computer via the Arduino Bit. The wireless presenter is just a button connected to the Wireless Transmitter Bit. When you press the button, the (Powerpoint) presentation advances to the next … Continue reading Create a wireless presenter for your presentations with LittleBits →