Search results for: 'COM-13950'
- Differential Comparator - LM311SKU: COM-13950 Brand: SparkfunThe LM311 device is a single high-speed voltage comparator. This device is designed to operate from a wide range of power-supply voltages, including ±15-V supplies...$1.14 AUD, inc GSTAs low as $1.12 AUD, inc GST
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Pycom Pytrack Getting Started
In this getting started guide we’ll use the Pytrack from Pycom to detect our location on Earth using the onboard GPS module and use the accelerometer to control a 3D model on the PC. I put a WiPy onto my Pytrack, connected it to ...
Visual Thermometer with CircuitPython: Adafruit Circuit Playground Express
The Adafruit Circuit Playground Express comes packed with sensors, and for this tutorial, we are going to learn to use the onboard thermometer (technically a thermistor)! We will take temperature readings with the thermometer and print out ...
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...
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...
Infrared (IR) Controlled Lights with CircuitPython: Adafruit Circuit Playground Express
The latest Circuit Playground board, the Adafruit Circuit Playground Express comes equipped with an onboard IR transmitter and receiver! This can be used to communicate with TVs and other household devices. You can also use infrared remote ...
How to Debug MicroPython Code
When you are working on microcontrollers it can be very difficult to know what your code is doing, with MicroPython we can use REPL (Read Evaluate Print Loop) to see the debug output and run python commands in real time. This tutorial ...
Internet of Things with Pycom and Adafruit IO - From Zero to Hero
Introduction We’re going from zero to hero. Starting from nothing we’ll get a WiPy communicating with Adafruit IO, an IoT service out on the Internet. We’ll be able to send data from the device to the cloud and control th...
Programming with USB-Serial Converters
Thanks to huge advancements in technology over the last decade, the maker community that we know and love has thrived. It’s now easier than ever before to get started with programming and tinkering due to the innovation from brands su...
Pycom Pysense & Pytrack: How to Update Firmware
UPDATE: This documentation now also applies to Pyscan and Expansion Board 3.0 Pysense and Pytrack boards have a “firmware update mode”. Unlike the Pycom microcontrollers you don’t add a jumper to the board to acces...
Arduino with LattePanda
Ah, Arduino and LattePanda coming together at last. What could be better? Well along with the fact that your LattePanda is a fully fledged Windows 10 computer so you can program any Arduino board you want as normal, one of the best things a...
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...
Getting Started with micro:bit
Check out our micro:bit in the classroom video if you'd like to see how micro:bit integrates into classrooms, years 7-12. After a quick review of the hardware, we'll fire up a micro:bit and write our first program. All you...
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...
How to Build Internet-Connected Electronics Projects
What do we mean when we talk about the "Internet of Things"? Mostly we're talking about tiny computers that have access to the internet and do some useful work. Unlike the computers we're used to holding in our hands, they don't have a touc...
Arduino Projects with an LCD (Using Sparkfun RedBoard)
Arduino Projects with an LCD (Using Sparkfun RedBoard) Welcome to Project Set 4 in the Sparkfun Inventors Kit Guide! In this tutorial, we will look into using Liquid Crystal Displays (LCD's) to print data. This ability allows us to remotel...
How to use a NFC Reader with Raspberry Pi
Near Field Communication (NFC) is used all and everywhere. As it stands there are over two billion NFC-enabled devices (many of them smartphones) in use today. This basically means over 20% of the world’s population has access t...
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...
USB Keyboard-Mouse with Teensy
Hey all! By now you should have heard about all the wonderful Teensy Boards produced by Paul Stoffregen and the PJRC team but, in case you haven't, they're a collection of high-speed, ARM-based microcontrollers that...
WS2812 / NeoPixel Addressable LEDs: Arduino Quickstart Guide
This tutorial is aimed at getting some instant gratification from your WS2812 LEDs (also known as NeoPixels). I'll briefly cover a bare-bones setup for Arduino. If you've never used an Arduino before, we've got you covered with our free, o...
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...
How to use an ESP8266 in the Arduino IDE
In August of 2014 Shanghai-based chip manufacturer, Espressif, released a ultra-cheap Serial to Wi-Fi chip called the ESP-01. At the heart of the ESP01 was an ESP8266 chip broken out into the 8 pins needed to program it via a microcontrolle...
Getting Started with Raspberry Pi Pico
This guide is a little outdated: Follow our updated guide for a much simpler way to get started! Contents Part 1 - Interacting Coding with the REPL Part 2 - Moving Beyond the REPL (with rshell) Part 1 - Interactive Coding with the...
Optimal Layer Exposure Time for Perfect Resin Prints
Layer Exposure Time is the crucial parameter that when dialed in will change average 3D resin printed components into awesome, crispy, final results that capture every single detail of the CAD model. As a general rule for Normal Layer ...
Circuit Playground Express TV Remote
Have you ever lost or broken a TV remote before it's time? Have you ever wanted to spice up the way you change channels or inputs on your TV? Have you got a greedy housemate who always steals the remote off you? If any of these are the case...
Ubuntu on Raspberry Pi 4
Ubuntu 19.10 was recently released on 17 October 2019 and is powered by the all-new GNOME 3.34 and version 5.3 of the Linux kernel. This is for the benefit of users who do not know about Ubuntu! If you already know what is Ubuntu and its...
Pycom Pysense Getting Started Guide
The Pysense expansion board from Pycom has many sensors. In Pycom Pytrack Getting Started, I showed how with some Processing code we can see the real-time position of the board in 3D. That project works with the Pysense too. How about we sh...
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...
How to Use HC-05 Bluetooth Modules
So we’ve taken a look at what Bluetooth is in our Introduction to Bluetooth tutorial, and hopefully, you’ve found our Choosing a Bluetooth Module For Your Project tutorial useful in deciding which Bluetooth module is right ...
Pycom WiPy Overview
The Internet of Things(IoT) and its devices have been utilised by ‘DIYers’ and ‘Makers’ to connect projects to the internet and take advantage of the worldwide network we have created. Some might say a sentence with ...
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...
How to use Raspberry Pi Cameras with Bullseye OS Update
With the newest update to Raspberry Pi OS (Debian Version 11 - nicknamed ‘Bullseye’) there have been some changes to the terminal commands which control attached cameras. This is one of the biggest changes with the new up...
DIY Solder Stencils with a Laser-Cutter
When it comes to assembling a prototype Printed Circuit Board (PCB), there are a couple of options for applying solder-paste: Paste each individual pad by hand with a syringe, or; Use a stencil to paste all pads in one pass. The firs...
Optimising RetroPie
Hello and welcome to another tutorial on the joys of RetroPie. Today we’re going to look at making RetroPie even better. If you’ve had the chance to play around with the RetroPie system, you’ll have noticed that whilst it ...
Our recommendation on Breadboard Power Supplies
So, you’re looking for the right way to power your breadboard? You’ve found that your Arduino Uno just doesn’t quite have the juice to power up your circuit. It's likely that the microcontroller can output around 400mA whe...
All Pycom Boards and Expansion Boards Compared
Pycom is a constantly groundbreaking company which produces a lot of really cool development boards and expansion shields. They have a large focus on multiple network connectivity, particularly in regards to low power, long-distance informa...
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...
Raspberry Pi High Quality Camera – First Pictures and Videos
[Note - Terminal Commands talked about here have been superseded with the new 'Bullseye' Raspberry Pi OS. Link here for new 'Bullseye' camera commands. If you want to use the commands found on this page download and flash the old 'Bu...
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...
Pose Estimation and Face Landmark Tracking 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 onto yo...
Waveshare 5.5 Inch AMOLED Screen for Raspberry Pi
Ever wanted a pocket computer with a Full HD screen (1080x1920)? Love tiny GPIO screens like this 3.5 Inch from Waveshare but want one that is a little bigger and higher resolution so that it is easier to read? Or want a really premi...
Benchtop Helping Hands
How does your workspace look? Could it be tidier? I know that mine always could be, but with the daily addition of different tools, components, boards and general tech, it can be hard to keep on top of it all. Then when it comes to working ...
How to use WS2812B RGB LEDs with Raspberry Pi Pico
In this tutorial, we'll get some WS2812B LEDs (also known as GlowBits and NeoPixels) working with a Raspberry Pi Pico. If you haven't already set up Thonny for programming your Pico, follow our guide on that first. To follow along you'll...
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...
Put the Internet to Work with IFTTT & Particle
We’re in a golden age of connectivity, the internet we know today has given us the tools to connect anything to anything, and now with the platform brought to us by Particle, DIYers everywhere can connect the creations up to this va...
PiicoDev Ultrasonic Rangefinder | Getting Started Guide
Similar to how bats echo-locate and how submarines use sonar, the PiicoDev® Ultrasonic Rangefinder uses sound waves to measure the distance to an object. It sends out a high-pitched sound wave, which bounces off of the object and comes...
Track Airplanes up to 400km Away with a Raspberry PiAware - FlightAware
It is time for an Airplane Tracking Raspberry Pi! The final setup here will let you personally collect data on the exact whereabouts of airplanes over 400km away. It will update one to four times each minute. Be passenger planes, cargo air...
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 ...
Webhooks with Particle.io
Have you ever heard people talk about how amazing the Internet of Things is and how you can leverage the power of the internet by creating IoT devices, but not really known how to get started? This tutorial is for you! We’re going to ...
Improving 3D Printed Models - Ultimaker Cura
If your 3D printer is an Ultimaker S5 then your prints will almost always come out looking brilliant. Although achieving desirable 3D printed components can sometimes require troubleshooting to resolve print errors. These errors often can ...
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...
Soldering 101
Imagine being a builder without a hammer, or a car without a brake, this is kind of useful, but nowhere near as useful as it could be. This is like being a maker/DIY’er/enthusiast without being able to solder. Sure you can breadboard ...
Answering Your Pi 5 Questions | Cooling, Overclocking, Power and More
The Raspberry Pi 5 was announced just a few weeks ago and across the internet, we have seen some recurring questions, so in this article, we tried our best to answer some of them. Contents: Overclocking Questions Cooling Quest...
Ultimaker 3D Printer Material Guide
One of the most critical parts of a successful 3D print is the correct material choice and through its careful consideration you will get the best result for the final component you had in mind. Ultimaker has a wide range of 3D printi...
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....
GraviTrack Enhancements - Lights and Sound
Introduction Searching for solar panels and related items on the Core Electronics website; I came across the Solarbotics GraviTrack Marble Machine Kit. I thought the kit would be a good educational tool for the grandkids. The kit was a hit...
Stargate Zero Point Module
This one is for the Stargate fans out there. A realistic, 3D printed, light-up Zero Point Module! I found a model on Thingiverse for a ZPM - It had good detail but - I took issue with the visible seam, and to change the colors of any cryst...
Smart City Tunnel with PiicoDev
Tunnels are a critical part of road infrastructure and they feature some pretty cool tech. This Smart Tunnel project demonstrates some of the technology involved and how some real-world problems might be solved. Features RFID Trip...
Handheld Retropie
Once you go down the retro gaming rabbit hole, that's it, you're not getting out without putting together your own gaming console. It all began with my hacked PSP, which I was running emulators on. Then I wanted to run them on my big screen...
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...
Wefted Waveforms
This project aims to fuse neopixel strips with papier mache and origami into a free-standing electro-sculpture. The freestanding structure is formed from wire mesh and papier mache. It is then painted and wired up with strips of LEDs conne...
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...
GlowBit Desktop Audio-Visualiser
Introduction
I’ve had this little 8x8 Glowbit matrix for a few weeks now, and for whatever reason, the first thing I thought after running the example programs was “This needs to be synchro...
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...
433mHz Radio connected pool thermometer
I was wanting to know what the water temperature was without having to physically go and check and I was curious about how warm the water would get during a sunny day and how much heat was lost overnight. I am interested in the idea of home...
Smart Mirror with Raspberry Pi
I had first seen smart mirrors online several years ago and have been meaning to create one ever since, my requirements were to be able to see the time, weather, calendar and news. The great thing about it is the unlimited possibility for c...
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...
Arduino Tide Gauge
I used an Arduino and a US-100 ultrasonic sensor to make an extremely low-cost tide gauge. This project measures the tide by sensing the distance to water using a US-100 ultrasonic sensor. The device has a 3D printed base&nb...
Salvaged Street Light Conversion
Introduction
I salvaged some decommissioned street lights from the local transfer station. I suspect they adorned the main street of Woodend in the past and would now look good in our...
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 ...
Hogwarts Lights
Although there are commercially available lighting kits for Lego models, we found those that are available for this Hogwarts Castle can seem a little garish and don’t do the best job at concealing the wires. We felt that with t...
Tabot
Tabot is a robotic tablet dispenser. It is designed to help elderly people maintain their independence and help anyone who has tablets remember to take them on time.https://www.gofundme.com/tabot-helping-the-elderly Please vist this website...
Kid’s Music Box
I want to make a portable music box that my 2 year old kid can operate intuitively on her own. So, Spotify or any other on-demand music platform with tablets and Bluetooth speakers are out of the question. Remember the good old days of putt...
IoT Soundscape
I had been captivated by the sound levels of trains I could hear passing by Metford throughout the day/night. I wondered if a sound level sensor reporting data back over LoRa would help me understand when a train was noisy. I also like the ...
The Hipster Coaster
We wanted to make a interactive display of the fun that can be had with DIY projects to take to Sydney Mini Maker Faire. We decided to do so by utilising the TinkerKit Braccio from Arduino.org, alongside some 3D Printing ingenuity, for an e...
Backyard Birdcam
Introduction
I had been thinking about how best to capture clear close-up photographs of some of the many birds we see around our property for quite a while and mulling over a variet...
Simple e-ink dashboard
The aim of my project was to make a small display to show information such as the clock, weather, calendar, etc. I liked the idea of making a magic mirror, but wanted to try something more unique, less expensive, and easier to assemble (no ...
WhyzaGC - Feather ESP32 addon to the MightyOhm Gieger Counter
This project is about adding a wireless Adafruit Feather HUZZAH ESP8266 or ESP32 v2 with Adafruit Featherwing 128x64 OLED to interface with the self-assembled MightyOhm Geiger Kit.
Introduction
I am always on ...Introduction
I am always on ...
Duck Off! A Duck Repellent Device
Introduction
We live on a rural property and have around 20 to 40 wild ducks around at any one time. We have a large dam and jetty, however it is almost unusable due to all the ...
Raspberry Pi Pico Long Range Radio (LoRa) Weather and Air Quality Station - Full Dashboard (DataCake + TTN), Rain-Proof and Long Range
Have you ever wanted to make a Weatherproof Weather and Air Quality System that transmits its edge-collected data long-range through LoRa (up to a 10Km range) and then have that data automatically uploaded to the Internet to be gorgeously ...
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