Bluetooth communication between an App built with App Inventor and the BLE-Nano board

February 24, 2021Educationapp, appdev, arduino, ble-nano, bluetooth, bluetoothle, inventor, led, rgb, rgb-ledFjodor van Slooten

This tutorial describes how to build an electronic circuit with an RGB LED (a LED that can change color), and change its color using an App. It also demonstrates two-way communication over Bluetooth LE between an App built with App Inventor and the BLE-Nano board. The BLE-Nano board is basically an Arduino Nano with an … Continue reading Bluetooth communication between an App built with App Inventor and the BLE-Nano board →

Control an RGB LED from an Android App via Bluetooth

February 28, 2019Educationapp, arduino, bluetooth, inventor, led, rgb, rgb-ledFjodor van Slooten

In this example we will control a RGB LED from an Android App via a Bluetooth connection. A HM10 BLE Bluetooth module is connected to an Arduino Uno. This tutorial assumes you already have some experience with Arduino. If not, you might want to follow a basic tutorial and/or install the Arduino software (the IDE). … Continue reading Control an RGB LED from an Android App via Bluetooth →

Tutorial: build a connected temperature sensor with a Raspberry Pi Pico W

April 30, 2024Educationappdev, arduino, bluetooth, electronics, programming, python, raspberrypi, sensor, temperatureFjodor van Slooten

In this tutorial you learn to build a temperature sensor and connect it via Bluetooth with an App. It uses a DHT11 temperature & humidity sensor and Bluetooth communication with your phone. For this we will use a Raspberry Pi Pico W, the Wireless edition of the Pico. It consists of the following steps: This … Continue reading Tutorial: build a connected temperature sensor with a Raspberry Pi Pico W →

Tutorial: Create a gamecontroller for the catch-the-ball game

September 21, 2021Educationappdev, arduino, electronics, mpu6050, programming, sensorFjodor van Slooten

In this tutorial, we are going to create a gamecontroller which can control the game using movements. By tilting the gamecontroller, you can control the movement of the basket. We will extend the game made in the previous tutorial. Carrying out the assignment Realizing the gamecontroller can be done in 2 ways: Using the MPU-6050 Accelerometer … Continue reading Tutorial: Create a gamecontroller for the catch-the-ball game →

Tutorial: build a connected temperature sensor

September 15, 2021Educationarduino, ble-nano, dht11, display, programming, sensor, temperatureFjodor van Slooten

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 →

Options for additional components and power for the Arduino

May 27, 2021Educationbatteries, battery, batteryholder, bluetooth, led, ledstrip, lego, motor, mp3, power, radio, servo, sound, stepperFjodor van Slooten

What options are there for the use of motors in our project? There are many types of motors. There are 3 basic types (more info): Most light servo motors can be used directly with an Arduino (no motor driver/controller required). For some heavier types and for many DC and stepper motors you do need a … Continue reading Options for additional components and power for the Arduino →

Create a stand-alone Java App that displays info from a connected sensor

April 23, 2020Educationapp, connected, java, sensorFjodor van Slooten

This article assumes you have already some experience in creating Java Apps. For instance if you have done the first 2 lectures of the course Application Development. You should also have prepared the DHT temperature/humidity sensor and have a working sketch for it (eg. by completing step 1 and 2 of practical assignment 2 of … Continue reading Create a stand-alone Java App that displays info from a connected sensor →

Introduction to the Arduino BLE Nano

April 10, 2020Educationarduino, ble, ble-nano, bluetooth, communication, nano, nano-bleFjodor van Slooten

The BLE-Nano as sold here is a combination of a traditional Nano with a Bluetooth BLE module, based on the CC2540 BLE bluetooth chip. The Bluetooth module is directly connected to the TX, RX pins of the Arduino (pins 0 and 1). There is a troubleshooting section further down on this page! This is the … Continue reading Introduction to the Arduino BLE Nano →

Sounds and music with Arduino

April 19, 2019Educationarduino, buzzer, dabble, mp3, music, phone, sound, speakerFjodor van Slooten

This article highlights four different ways you can make sounds with the Arduino or play music. It starts with the easiest one: (1) adding a small buzzer, then (2) a standard loudspeaker, then (3) using your smartphone as the speaker via an connected app. It ends (4) with using an MP3 module. A tutorial which … Continue reading Sounds and music with Arduino →

Lego: Build remote controlled Rover car with Arduino brain

April 4, 2019Educationarduino, bluetooth, car, dabble, distance, evshield, HC-SR04, lego, lego mindstorms, remote, rover, ultrasonicFjodor van Slooten

Learn how to build a remote controlled Rover car with Lego Mindstorms, with an Arduino ‘brain’, which can be remote controlled via Bluetooth with a phone. This guide uses parts from the Steering rover example on nxtprograms.com. It is also inspired by the NXT Dune Buggy.Lego parts shown here might be of different color depending … Continue reading Lego: Build remote controlled Rover car with Arduino brain →

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