Introduction to Arduino and programming . Practicals which use this tutorial have an introductory presentation (pdf). We will build a temperature sensor in this tutorial and connect it with an App. It uses an DHT11 temperature & humidity sensor and Bluetooth communication with a phone. We use a BLE-Nano here, but you can also use a regular Arduino … Continue reading Tutorial: build a connected temperature sensor
Introduction to Arduino and programming . There is also a “quick walk-through video” of this tutorial. My practicals which use this tutorial have an introductory presentation (pdf). Further directions: We will build a distance meter in this tutorial. It uses an ultrasonic distance sensor to sense the distance to an object nearby. It consist of the … Continue reading Tutorial: build a distance sensor with an alarm
Part of series about Android App Development. This is the second article, in which you will learn to create a first interactive userinterface.
Part of series about Android App Development: first step: installing Android Studio and create a ‘hello world’ app.
On Tuesday December 19th I will give a workshop on Mobile App Development. The slides of my presentation can be found below. The workshop introduces basic concepts of app development, highlights required (programming) skills and introduces common ways apps are build: through hybrid frameworks or native. It also briefly mentions other ways a prototype (of an … Continue reading Mobile App Development, an introduction
To show your processing creation in a webpage (or WordPress post or page*) you can use the example code below. * in WordPress, add a Custom HTML block (or switch to HTML-mode) to enter HTML-code in a post or page. Please take note of the following: Including scripts like this only works online (hosted on … Continue reading Include a processing file (.pde) in a webpage
Sound files on the NXT Sound-files on the NXT should be in the .rso format. Use wav2rso.exe to convert .wav files to .rso format. .rso files should be copied to the folder C:\Program Files (x86)\LEGO Software\LEGO MINDSTORMS NXT\engine\Sounds before they can be used in the NXT software. Create a “Sound” block, select “Sound File” at … Continue reading Using sound on the NXT
Sometimes I get a question from a student or colleague on why we choose Java as our base for the introduction to programming classes. Here are some quick reasons: It is a ‘proven’ language to quickly learn programming It is used as first learned programming language in a lot of other universities and high schools It … Continue reading Why learn programming with Java?
Update March 2025: Until 2024, this course was part of module “Smart Products” of the programme Industrial Design Engineering. Its main focus was on learning programming with a focus on prototyping smart products. Starting September 2025, a new course “Design of Data Acquisition Systems” will be introduced for module “Data Driven Design”, which will have … Continue reading Application Development
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)