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Arduino and 8X24 LED dot matrix display module

This is a 8X24 LED dot matrix display module that can be used to display characters and graphics and it is simple to control...

How to make a simple ESP32 Wifi network scanner

In a previous article we looked at the Heltek WiFi Kit 32 - A look at an ESP32 board with a built in OLED display The...

A look at an ESP32 board with a built in OLED display

In this article we take a look at a neat little ESP32 with an OLED built in to it. It is called the Heltek...

A look at a GPS shield for the Arduino

In this article we look at a GPS Shield which is based on the ublox's NEO-6M receiver module. Lets look at some info about...

Raspberry Pi and HMC5883L magnetometer Java example

The Honeywell HMC5883L is a surface-mount, multi-chip module designed for low-field magnetic sensing with a digital interface for applications such as lowcost compassing and...

Raspberry Pi and TSL2561 luminosity sensor Java example

This TSL2561 is an I2C light-to-digital converter TSL2561 that transforms light intensity to a digital signal. The TSL2561 features a selectable light spectrum range...

Raspberry Pi and TCS34725 Color Sensor Java example

The TCS34725 device provides a digital return of red, green, blue (RGB), and clear light sensing values. An IR blocking filter, integrated on-chip and...

A look at the Easy module shield for Arduino

Another shield that I recommend for beginners is the Easy module shield, you can see it in the images below. It is very similar...

A look at the OPEN-SMART Rich UNO R3 development board

The OPEN-SMART Rich UNO R3 is an ATMEGA328P development board with many components on board and also has the ability to connect an existing...

A look at the Open smart rich shield

The first shield we will look at is the OPEN-SMART Rich Shield, this is a very useful shield which is ideal for beginners wishing...