Search results for: 'constant+current+driver'
Motor Drivers vs. Motor Controllers
If you’ve ever built a robot with wheels, or any motorised parts really, you’ll have come across the issue of needing to drive it from your microcontroller. Because a standard chip is only able to output a small amount of curren...
Controlling Stepper Motors with the Arduino
Stepper Motors are a bit of a halfway mark between DC Motors and Servo motors, but they find a sweet spot that allows them to be perfect for certain applications. There are still a few main differences to be aware of when it comes to workin...
Arduino Projects with Robotics Using the Sparkfun RedBoard
Welcome to the final Project Set of the Sparkfun Inventors Kit! This Project Set focuses on Robotics with the final Circuit being an Autonomously Driving Vehicle! New components introduced in this tutorial are: DC Motor/Gearbox Mo...
PiicoDev Servo Driver PCA9685 | Getting Started Guide
This guide will help you get started with a PiicoDev® Servo Driver module. We'll take a tour of the module and walk through some examples to drive common servos. Servo motors are integrated motors that contain their own power circuitr...
Makerverse Motor Driver, 2 Channel - Application Guide
Introduction The Makerverse Motor Driver has been updated to a v20 design which now features a 5V output pin instead of the VM pin. Some images and in-video descriptions in this guide may be outdated This guide covers the use of the Maker...
How to use Stepper Motors and DC Motors with a Raspberry Pi - Adafruit DC & Stepper Motor HAT
This guide will demonstrate exactly how to control Standard Stepper Motors and DC Motors with a Raspberry Pi Single-Board Computer. To do this as seamlessly as possible we will utilise a HAT. HAT stands for Hardware Attached on Top. HAT bo...
DC Motor Control with an Arduino
Electronics is fun, so far we have covered off on communicating between devices, making LEDs flash and LCD screen operation. However using electricity to control some form of movement in your project is a fun and interesting aspect to inves...
How to Drive High Power LEDs – 3W Aluminum Backed Star LEDs
High power LEDs (Light Emitting Diodes) have different requirements that need to be met when compared to regular LEDs. Current regulation using only resistors is impractical so it is necessary to use a switched-mode voltage and current reg...
PiicoDev Air Quality Sensor ENS160 | Getting Started Guide
The PiicoDev® Air Quality Sensor is based on an ENS160 multi-gas sensor that detects Volatile Organic Compounds (VOCs). These measurements are run through some algorithms to produce standardised outputs like Air Quality Index (AQI...
Using Relays with Particle
So, you want to control things with your Particle Photon and/or Electron do you? Well, a relay is a perfect way to do that. Whilst there are many ways to control an electrical signal from digital logic such as transistors and optoisolators,...
Servos, Steppers or Solenoids? | Choosing an Actuator to Move Your Project
In this guide, we go over some common ways of adding motion to your project with actuators such as stepper motors, servos and linear actuators, to help you choose which one is most appropriate for your situation. The start of this guide c...
Control Large GoBILDA DC Motors With a Raspberry Pi - Pololu Motoron HAT
This guide will demonstrate exactly how to control any large DC Motors that we stock with a Raspberry Pi Single Board Computer, through code or through a Bluetooth Controller. To clarify (in my mind) a large DC Motors runs at 12+ Volt...
Temperature Sensing with Particle
If you’re looking for a platform to create your ideal data-logger, then look no further than Particle. Whether it be that you want to build a weather station, or a movement detection system, thanks to Particle’s 3G and Wi-Fi boa...
Infinity Mirror Kit V1 - Assembly and tutorials
The Infinity Mirror Kit is a desk-top display that creates a dazzling optical illusion - a tunnel of light that tears through space! Note: This tutorial is for the Infinity Kit V1. We updated have updated to the Infinity Kit V2 as of ...
Never Have Filament Grinding Again - Ultimaker
Filament grinding is very unlikely to occur if your running an Ultimaker S5 3D Printer with Ultimaker materials or 3rd party supported materials. Filament grinding occurs when the knurled feeder gear slips against the filament instead of sm...
Addressable RGB LED Controllers
Addressable RGB LED strips are one maker favourite that can really spruce up any project or even be the star attraction of one. These strips allow you to select the colour, brightness and state of any LED in a long strip and can make for ...
How to Flash/Write Raspbian OS onto Raspberry Pi Compute Module 4 (CM4)
While the Raspberry Pi Compute Module 4s (CM4s) share a lot with the regular Pi 4 Model B, getting started with the flashing process can be quite different depending on which model you pick! This article aims to demystify that, so without f...
PiicoDev Real Time Clock (RTC) RV-3028 - Getting Started Guide
This guide will help you get started with a PiicoDev Real Time Clock. We'll set and read the time/date, observe the power-backup capability, and configure the RTC with an alarm. A Real-Time Clock (RTC) is a timekeeping device that accurat...
Infinity Mirror Kit V2 - Assembly and Tutorials
The Infinity Mirror Kit V2 is a desktop display that creates a dazzling optical illusion - a tunnel of light that tears through space! The Infinity Mirror Kit V2 entered production in October 2018, and now ships with an Adaf...
Automating Test-Equipment with Python
The full example-code is reproduced at the bottom of this article. Performing manual measurements (in bulk) is for suckers and undergraduate students. Thankfully, most lab gear comes with a digital interface like USB or Serial and you can ...
How to Use Speakers and Amplifiers with Your Project
A popular question that we get all the time is ‘How do I choose a speaker or amplifier to go with my project?’. It’s a good question, and if you’re not familiar with the terminology, it can seem a bit daunting to kno...
How to get started with Circuit Playground
Have you heard about the Circuit Playground? It's the new all-in-one electronics platform from Adafruit. It was created to bring all the fun features of electronics and physical computing to makers, but It's dead-simple to use, solde...
Getting Started with Arduino Using the Sparkfun RedBoard
Welcome to the Sparkfun Inventors Kit (SIK) Ver 4.0 tutorial page. In this beginner’s tutorial, we will explore the basics of microcontroller programming and circuit electronics through a series of projects that are provided in the&nb...
Digital to Analogue Conversion with Raspberry Pi
Raspberry Pi right? It’s amazing! Raspberry Pi has taken the world by storm and changed the way that people think about computing. The Raspberry Pi 3 builds on this with some amazing new features, however one feature that is still ab...
WLED Phone App | Control Addressable LEDs with an ESP32 or ESP8266
Today will be all about controlling Fully Addressable LED Lights using any Espressif ESP32 Development Board and your mobile Phone all through WIFI! All possible by WLED. There are many ways to use your mobile phone to remotely...
PiicoDev Button | Getting Started Guide
Buttons are a ubiquitous user interface - of course, you've seen them everywhere! The humble button is often the fastest way to create a control interface for your project too. This guide will help you get started with a PiicoDev® Butt...
Makerverse Essentials Kit Guide | Build Circuits and Code with MicroPython
IntroductionWelcome to the guide for the Makerverse Essentials Kit. This kit provides the fundamental hardware required to construct many of the kits in the Makerverse Kits range along with providing hardware which will continue to be usef...
Getting Started With Inertial Measurement Units | Exploring Degrees Of Freedom
In this guide, we'll be learning about sensors that measure inertial movement, how they work, how to choose the right sensor type, and how to get the most out of their readings. Hardware mentioned in this guide: PiicoDev Accelerometer ...
Visual Thermometer with MakeCode: Adafruit Circuit Playground Express
The Adafruit Circuit Playground Express comes packed with onboard sensors, in this tutorial we will learn about using the temperature sensor in MakeCode. MakeCode is great for a simple project because its block-based interface and pre-built...
PiicoDev Pressure Sensor MS5637 - Micro:bit Guide
Introduction This guide will help you read barometric pressure from your PiicoDev® Pressure Sensor and a Micro:bit To follow along, it's best to have: A Micro:bit V2 A PiicoDev Pressure Sensor MS5637 A PiicoDev Adapter for M...
C Programming for Makers
Welcome to the C Programming Workshop for Makers! Here you'll be able to follow along with our series of easily digestible videos that cover everything you'll need to know to on your way with C programming and start making awesome projects....
Makerverse Real Time Clock with Supercapacitor Backup - Raspberry Pi Pico Guide
Introduction This guide covers the basic use of the Makerverse Supercap Real Time clock on the Raspberry Pi Pico using our RV3028 MicroPython module. The MicroPython module implements some commonly used features of the RV3028 RTC but is no...
Getting Started With Relays | Examples with Raspberry Pi Pico
In this guide, we'll learn what a Relay is, why we might use one, how to choose a Relay, and finally how to use one with a Raspberry Pi Pico. To follow along you'll need: A 5V SPDT Relay - I'll be using a 5V Single Channel Relay M...
Raspberry Pi Pico Workshop for Beginners
Welcome to the Raspberry Pi Pico Workshop, where you will learn everything you need to know to hit the ground running and start making your own projects with the Raspberry Pi Pico and MicroPython. This workshop is designed for complete beg...
How to Save Games on RetroPie
So you've got your brand new RetroPie gaming kit setup, but you've got no idea how to save your games. No one wants to be starting afresh each and every time they jump onto their Pi for some light gaming. I've put together this handy guide ...
MOSFETs for Makers: Getting Started with High-Power Control
In this guide, we’ll learn how to harness the power of MOSFET transistors to easily control higher-powered components like solenoids, motors, and Peltiers with a microcontroller. First, we will cover an easy-to-follow example using s...
DIY 10W Bluetooth Speaker - No Code Needed – How to use a Bluetooth 4.2 Audio Receiver Board with Onboard Amplifier (MH-M38)
Let's turn it up to 11! Today we are getting right into Bluetooth Audio Receivers in particular the MH-M38. The MH-M38 is a stereo audio receiver with loudspeaker outputs (and an inbuilt amplifier) that can play music from a smartphone/com...
Makerverse Real Time Clock with Supercapacitor Backup - Raspberry Pi Guide
Introduction This guide covers the configuration steps required to use the Makerverse Supercap Real Time Clock module as a backup RTC on a Raspberry Pi. This is required for remote applications when Internet access is impractical and accur...
All About EL Products
Electroluminescent wire, often referred to as EL wire, is a thin copper wire coated in phosphor which will produce light when alternating current is applied to it. The light emits a similar feel as if it were a neon light or ...
Preparing a Computer Model for Resin 3D Printing – Lychee Slicer
So you have a 3D CAD (Computer-Aided Design) file and you want to 3D print it with a resin printer. Then look no further, you have come to the right place. So before you can print your CAD model we are going to need a sliced file of th...
Getting Hands-on with Sensors
What good is a robot if it can’t interact with the environment around it? Sensors are the backbone of almost every electronics project as they allow your program to make decisions based on external stimuli. We’ve got sensors for...
Getting Started with Servos | Examples with Raspberry Pi Pico
In this guide, we'll learn what a Servo is, when we might use one, how to choose a Servo, and finally how to use one with a Raspberry Pi Pico. To follow along you'll need: A Positional Servo, such as the Feetech FS90 Micro Servo A Con...
Analog Electronics Crash Course
Welcome to our beginners tutorial on analog electronics. Living in the digital age that we do, it’s easy to disregard the world of discrete analog components, however these concepts form the basis for everything from your mobile phon...
How to use a PiRelay HAT for Raspberry Pi - Multiple Relay Control with Voice or GUI
This guide will teach you exactly how to use a Raspberry Pi Single Board Computer to independently control 4 relays. A Relay is an electrically operated switch. This is all possible thanks to the PiRelay V2 HAT from SB Components. These re...
Pan-Tilt Hat with Raspberry Pi - Quick Start Guide
Pimironi Picade Pan-Tilt Hat lets you mount and control a pan-tilt module right on top of your Raspberry Pi palm-sized computer. Setting up a Pan and Tilt system has never been easier with absolutely no soldering required! Pe...
What Are NeoPixel LEDs?
So in case you haven’t heard yet, digital LEDs are the go-to solution for any project that uses RGB LEDs and you want to avoid the rat's nest that ensures when using multiple RGB LEDs, each colour requiring its own connectio...
How to use a Digital Multimeter
A digital multimeter (DMM) is one of the most common tools on a Maker's bench. We use DMMs to take electrical measurements in a fast and relatively accurate way. The reason we call it a multimeter is because they can take multiple types mea...
Three Golden Rules for Choosing a Power Supply (No Maths!)
Often the last consideration in a maker project, the DC power supply is the heartbeat of many electrical projects and the correct selection requires some consideration. Power supplies go by a lot of different names, you can call them Wall ...
Raspberry Pi Pico W | Connecting to the Internet
IntroductionIn this guide, we'll get a Raspberry Pi Pico W connected to the internet using WiFi. To demonstrate the connection we can query a webpage, or get the current time from a time service. To follow along, all you'll need is: A R...
7 Colour E-Ink Display For Raspberry Pi | Inky Impression 5.7" (7 Colour ePaper/eInk HAT)
It has finally happened, they figured it out! The new frontier of Colour Electronic Paper is here and I'm very impressed. People have been demanding this ever since the first E-Paper readers hit the market in the noughties. That black and ...
Assemble a goBILDA Outlaw Chassis Kit - Plus Raspberry Pi and 8BitDo Control!
If you want a high-end robotics platform that is easy to expand with it does not get better than goBILDA! GoBILDA is a complete build system designed for makers, students, and educators. From curated kits, to many structural alum...
Choosing Your Next LiPo Battery
As technology gets smaller and more powerful, wearables and portable devices are becoming more common in our everyday lives. Makers are looking to make projects portable and with that comes the need for high capacity batteries that are reli...
All About LEDs
Hello and welcome to our tutorial where we a look at all things LED. Now first of all, what is an LED? LED stands for Light Emitting Diode and is an electronic component used to convert electrical energy to light energy. This process is cal...
USB MIDI With Teensy
If you’re a musician or have had anything to do with the entertainment industry, you may have heard of the term MIDI before. MIDI stands for Musical Instrument Digital Interface and was created in the mid-80’s as a way to standa...
Integrated Computer Vision Package - OAK-D Lite With Raspberry Pi Set Up
If you ever needed a performance boost when running Machine Learnt AI Systems (like facial recognition) with a Raspberry Pi Single Board Computer then I have a solution for you. The OAK-D Lite. The Oak-D Lite is the Leatherman Multi-tool o...
Controlling a Solenoid with an Arduino
In this tutorial, we will look at the basics of Solenoids and how they work. Then we will design a small circuit that can drive a Solenoid from the input/output pins on your Arduino board. We covered a whole bunch of rotational motion co...
Power Supplies for your Project
Ever had the issue where you have dozens of old phone chargers and appliance plug packs piled up in a rats nest of AC-to-DC mayhem? We tend to breeze right past these square, black power supplies, not knowing what's happening under the hood...
WS2812 / NeoPixel Addressable LEDs: Pycom Quickstart Guide
Sometimes all a good Pycom project needs is some colourful lights! This tutorial demonstrates how to control WS2812 LEDs with the Pycom Wipy and Lopy4. WS2812 or WS2812B LEDs (otherwise known as NeoPixels) are the most commonly used RG...
Pycom GPy & FiPy Cellular LTE Firmware Update
There are three levels of firmware upgrades that are required on Pycom gear. First, performing an upgrade on the firmware of any of the Pycom microcontrollers is a simple affair. Download the Pycom Firmware Update application as linked in t...
Our tips for Coin Cell Batteries
Firstly, what are Coin Cell Batteries? A coin cell battery is a flat, cylindrical battery used in a bunch of small electronics applications. You might have seen them in a wristwatch, remote control or any piece of wearable tech. Typically ...
What Are DotStar LEDs (APA102/SK98225)?
So in case you haven’t heard yet, digital LEDs are the go-to solution for any project that uses RGB LEDs and you want to avoid the rat's nest that ensures when using multiple RGB LEDs, each colour requiring its own connection. Digital...
Program a Micro:Bit in your Web Browser
In this article, we'll program a Micro:bit v2 using a web browser. We'll connect a Micro:bit to our computer, open python.microbit.org and begin coding our first script. Contents What You'll Need Connect your Micro:bit Open the Progr...
Controlling Standard Servos with Raspberry Pi
This guide will teach you how to control any small and big servos with a Raspberry Pi 4 Model B (worth noting any Raspberry Pi Board with GPIO pins can be able to be used in this scenario. Servos are an immensely useful way to turn ele...
GlowBit™ rainbow Quickstart Guide for micro:bit
Let's do some creative projects to get familiar with the GlowBit™ rainbow and micro:bit. The animation runs for 10 seconds, and can be started by pressing either of the micro:bit's buttons In this guide we will: Wi...
Face and Movement Tracking Pan-Tilt System with Raspberry Pi and OpenCV
[Update – Until there is correct compatibility of OPEN-CV with the new Raspberry Pi ‘Bullseye’ OS I highly recommend at this stage flashing and using the previous Raspberry Pi ‘Buster’ OS ...
Relay Operation and the Arduino Uno
If you could operate your switch without physically toggling it on and off, you would open yourself up to an entire section of electronics. Relays are one of the best ways of doing this. A relay is essentially just a switch, controlled by a...
MicroPython for Micro:bit Workshop
Welcome to the MicroPython for micro:bit workshop! This workshop is aimed at makers who want to start programming with MicroPython, we will be using the micro:bit as it is very easy to use so we can cover the important concepts that will ap...
Raspberry Pi Workshop for Beginners
Welcome to the Raspberry Pi Workshop for Beginners! Here you'll be able to follow along with our series of bite-sized videos that cover everything you'll need to know to get started with your Raspberry Pi, and start making awesome project...
Understanding ESP32 Naming Conventions
Espressif is a constantly ground-breaking company that produces lots of really cool development modules which includes the ESP32. ESP32 Boards, ESP32 Dev-Kits, and ESP32 Modules (the part that gets soldered to the Board/PCB) are all about ...
Getting Started with Circuit Scribe
What a glorious time we live in, where, as technology continues to evolve, so too does the ability to learn more about it and get hands on with concepts that would otherwise be out of reach, especially for young minds. Today, we’re go...
Python Workshop for Beginners
Welcome to the Python Workshop, where you will learn everything you need to hit the ground running with the worlds most popular programming language Python. My name is Tim and am a passionate maker and cherish free exchange of knowledge. I ...
Ultimaker Cura - An Overview for Makers
This will be a guide giving an overview of Cura, the open-source 3D printing slicing application from the smart cats at Ultimaker. Put simply Ultimaker Cura is a software which allows you to turn the computer file of your design into a reci...
Controlling a Solenoid with Raspberry Pi and a Relay
Here is how to control a 12 Volt Solenoid with a Raspberry Pi using a 5 Volt Relay. Solenoids are an immensely useful way to turn electrical energy into a linear motion. Solenoids come in a variety of different specifications with 5 Volt an...
Makerverse Nano Power Timer
Introduction The Makerverse Nano Power Timer is an ultra-low current consumption power controller designed to periodically turn on a battery powered microcontroller. It is perfect for maximising the battery life of data-logging sensor...
Overclocking Your Raspberry Pi
Part of the joy that is Raspberry Pi is getting stuck into it at a slightly lower level and finding out exactly what you can do with it if you take a look under the hood. One of the most popular experiments to do with your Raspber...
Setting Up Hyperbian – Ambient Lighting with your Screen
Break your television and monitors free from the confines of their edges with Hyperbian! This is an open-source ambient light software that will improve the way you enjoy your favourite media. Hyperion for the Raspberry Pi ∴ Hy...
Rigol's PC software: Ultra-Sigma and beyond
The ability to connect your test equipment to a local PC is invaluable. It allows monitoring and the use of your equipment via a PC interface. That includes coveted mouse/keyboard control! This control centre capability is essential when yo...
Teensy 3.5 & 3.6 Review
When Teensy was first released, it was a revelation to the maker community. It brought together the power of ARM processors and the simplicity that is the Arduino IDE. Building upon that platform, Paul Stoffregen, the man behind PJRC contin...
Arduino Boards, Compared
We're going to compare each of the Arduino Boards available to Maker's and Electronics Enthusiats. We'll discuss the features of each board, provide an informative pinout diagram with tonnes of detail, and toward the end of the article, pro...
3D Printing Filament Guide
There are a wide range of filaments available in FDM 3D printing; it’s easy to get lost in all the abbreviations, acronyms, and temperatures. We’ve decided to bring together the most relevant information when selecting fila...
Raspberry Pi Pico W | Create a Simple HTTP Server
In this guide we'll create a simple HTTP server using a Raspberry Pi Pico W. This server will be accessible from within a local WiFi network and can be used to read sensors and control hardware - in our case we'll drive an LED and read the...
Use a ESP32-CAM Module to Stream HD Video Over Local Network
Cameras in combination with artificial intelligence create arguably the most powerful sensor you can ever put on a microcontroller. So that’s exactly what we will do here with an ESP32-CAM Development Board that sports an inbuilt 2MB...
Control Multiple Fully-Addressable WS2812B RGB LED Strips with a Raspberry Pi Single Board Computer
This is an update to an older guide done so that we can provide you with the fastest, most modern, and best way to set up your system. Nothing beats bright shiny colourful lights and this guide demonstrates the fastest and most customizab...
Python Rundown and Main Windows
This guide will be a rundown on Python, the open-source programming language built by the hugely intelligent Guido van Rossum. This guide will also contain external links to Python resources and download links. Programming is...
Set Up a Geophone with a Raspberry Pi and an ADC (ADS1115)
Geophones are devices that generate electric signals proportional to the particle velocity in a sound/compression wave. More simply a Geophone is a super low frequency microphone for the ground. Geophones are used around the world to measu...
How to use a RTC With an Arduino UNO R3 to Create an Accurate Clock (LCD Screen and Nixie Tubes)
Today we're pulling out the breadboard, getting up and running with an RTC module then finishing up by making ourselves a clock that will keep the correct time even when we pull the plug. To achieve this we will be combining three main com...
IoT Pet Feeder
The objective of this project was to create an Internet of Things (IoT) device that could give pet access to a food bowl when a text message command was sent from a remote location. I had never done an IoT project before, so I wanted to ke...
Roverling
Introduction
My first 3D printer was a CTC generation 2 clone of MakerBot ‘The Replicator Dual’, circa 2012. It died a little while back and has since been replaced ...
SOLARBOI
Since I was young, I've always loved to explore. Over the years, I've tinkered with RC cars and played with planes, which were always plenty of fun. But I always dreamed of going out further - out into the real world, far beyond the confine...
Robot Arm Upgrade Project
This project has been a long and tricky one for me, I purchased my robot arm kit from Jaycar many years ago with the intention of controlling it from the start. I used to work with industrial robots, so when I saw this robot kit for sale I...
Bill of Materials
Desktop Infinity Mirror (Lasercut!)
A smaller version of our amazing Infinity-Mirror Table - the Desktop Infinity Mirror compresses all the colourful goodness into a picture frame-sized display. The entire design is made from laser-cut acrylic that we cut in-house. Check out ...
UNITRAC
The UNITRAC (UNIversal TRACtion system) is a simple 3D printable conversion for the Black Gladiator-Tracked chassis, It’s designed to transform the large wheelbase platform into a self-contained propulsion system that has all the torq...
The Euclidean
I'm an amateur musician but a pretty serious classical & jazz pianist, and this project arose out of my interest in exploring the difference between writing music for synthesisers and music for piano. I work as a mathematician, so...
Modify Dell multimedia keyboard from USB bus power
This project is to modify a Dell multimedia keyboard into a Raspberry Pi Zero dedicated keyboard with external powered USB hub. You can find this article in my blog http://sizeofinfinity.blogspot.com.au/2017/06/modify-dell-multimedia-keyboa...
safePower
I like working with the Pi Zero W and Pi 4 as they are very compact, very powerful and very cheap for the capability they offer. I want to use them on small projects, stand-alone, and can't always guarantee power. As we know most Pi's don't...
Auto Tracking Camera System
The purpose of this project is to design a system that will automatically track stars or satellites. The first version, described here, is specifically to track stars and operate a Raspberry Pi HQ camera to take a series of long-exposure im...
YouTube Desktop Notifier
Do you get nightmares of losing your YouTube Subscribers? If you do, you are not the only one. Luckily I have made this "YouTube Desktop Notifier" to keep me up-to-date with my channels Subscriber and View Counts. This very simple DIY ...
Pico Baro V2
Introduction:
The inspiration for this project stems back to my childhood when I was curious to find out how the mechanical barometer worked.
Introduction:
The inspiration for this project stems back to my childhood when I was curious to find out how the mechanical barometer worked.
IoT House
These days we can do just about anything on our phone, we can control so many aspects of our lives using the technology in our pocket, but the most mundane aspects of our lives; opening the garage door, blindly reaching for the light switch...
Hot-Wire Bender for Acrylic
A simple, and affordable build that produces sharp, and consistent heat-bends. A nichrome wire heats a channel. Place the acrylic over the channel, wait for it to reach temperature, and pull the hingeing section to create a bend.
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Mini Desk Vacuum
Chances are if you are anything like me, being a maker is often an excuse to create as big of a mess as possible during the duration of a project. And after the project is finished? You are left with an enormous mess to clean up, taking awa...
Roverling Mk.ⅠⅠ
Introduction
A few months back I created a basic mobile platform using parts from an old 3D printer. It was fun but not very practical. I designed Roverling Mark II so I could experi...
PowerPlay SSR Control
Introduction
The aim of PowerPlay is to provide an Arduino platform for managing downstream Solid State Relays (SSR) simply and safely. PowerPlay consists of a custom Arduino Shield, ...
FollowBot
This was an attempt to build a autonomous robot that could follow a person or bike while carrying tools, equipment or water. This project used a Raspberry Pi3 and Wild Thumper All-Terrain Chassis.Here's a video of the build: There's a re...
Math Scroller
I was looking for something educational to 3D-Print for my child in Thingiverse and came across the concept of the Math Spinner. I found the models lacked a method of checking the answer so I wanted to automate it. The core design is inspir...
Mass SD card Image Writer
We've built a mass SD card writer using a Raspberry Pi 3 Model B, some USB hubs and SD card readers. This beast has enough ports to write 49 SD cards at once! At Core Electronics, sometimes logistics hang-ups mean that suppliers cannot mee...
Ping Pong Launcher
I like to take on projects that give me an opportunity to learn new things. For this project, my two goals were to learn more about face detection algorithms and PID controllers but of course, there were so many more skills learned along th...
AWS Lambda with Temperature data and the ESP32
In this project, I'm using an esp32 board combined with a thermistor, plus an Amazon Web Services Lambda API plus some web charting code for temperature sensing. Source code can be found in the GitHub repository: https://github.com/Acr...
Epoch Clock
I read somewhere about UNIX Epoch time and thought wouldn't it be neat to have a clock that showed time in this format? This project developed from that idea. I had a unused GPS module with serial output so I thought it would also be cool ...
Coffee Grinder With Arduino
Using a few bits and pieces, this ordinary coffee grinder now has two presets to run the motor for a programmable length of time. The idea being that the grinder running for a set amount of time will deliver a certain amount of coffee each ...
Infinity-Mirror Table
An infinity mirror creates a striking optical illusion - a tunnel of light that seems to tear through space. I built this infinity-mirror table using some addressable LEDs, a Particle Photon and easily obtainable timber supplies. Check out...
Smart Watering System
Introduction This began as an idea after building a very basic single-channel unit. Commercial smart watering systems use a Wifi connection to the internet and get weather reports to determine the level of watering required. These systems...
3D-Printed GPS Speedometer
Introduction
I wanted a GPS speedometer that is portable, robust, and looks okay. I had been messing around with 3D printing and exploring GPS modules for a few years and wanted...
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