Tutorial
Bringing Characters to Life: A Beginner LCD and Microcontroller Lesson for STEM Classrooms
Whether you’re a veteran STEM teacher or just beginning to integrate electronics into your curriculum, teaching students how microcontrollers and LCDs work together is a great gateway into the world of embedded systems. In this lesson, we’ll walk through a beginner-friendly project that brings characters to life on a 16×2 character LCD using an Arduino-compatible […]
From Mobility to Mowing: Hacking Surplus Medical Equipment for an Autonomous Lawnmower
Imagine an autonomous lawnmower, precisely navigating your yard with no human intervention. Now, imagine its heart and soul is a repurposed electric wheelchair. This is the premise of a fascinating project where a Jazzy Select Mobility Scooter Wheelchair is transformed into an autonomous mower. By hacking its control system, Brent is leveraging the scooter’s robust
From Mobility to Mowing: Hacking Surplus Medical Equipment for an Autonomous Lawnmower Read More »
Transparent LCD on a Raspberry Pi
Want to bring up one of our transparent LCDs on a Raspberry Pi but confused about how exactly to do that? This is the post for you! Getting Started This guide will walk through using our CFAG12864Ux/Tx Raspberry Pi demo code. It is relevant to a wide range our our graphic LCDs, a list of
Transparent LCD on a Raspberry Pi Read More »
Setting Up Your EVE Display: A Quick Guide
Have you just purchased one of our Embedded Video Engine (EVE) displays and are wondering how to get up and running? This blog post aims to help users get started with their newly received EVE displays from setting up the hardware to running various demos. Before we jump in, if you have not already, take
Setting Up Your EVE Display: A Quick Guide Read More »
Dual Voltmeter for RV Electrical Systems
This post was written by Brent, one of Crystalfontz’s engineers. Brent’s Voltmeter Build I have an RV that has both a vehicle electrical system and a camper electrical system. I wanted a way to see the voltages of both systems at a glance while driving. I tried some cheesey voltmeters from e-bay and some other
Dual Voltmeter for RV Electrical Systems Read More »
Arduino Shield LCD Giveaway!
We recently replaced our family of CFAO12864D3 graphic LCD displays with a new family of 128×64 low power backlit LCDs, but we have some of the Blue D3 displays left in stock. They’re great displays with bright backlights and we have an Arduino-shield style breakout board for them, so they’re great for hobby builders! A
Arduino Shield LCD Giveaway! Read More »
Tiny OLED Full Color Slideshow
This guide will walk through how to get started with one of our small full color OLED displays. Then, we’ll talk about a super quick and easy project to do with this display – a photo slideshow! The display we’ll be using is a 0.96″ full color OLED. We have two versions of this display,
Tiny OLED Full Color Slideshow Read More »
Transparent OLED Smart Glasses
Kevin Choi’s Transparent OLED Glasses with Fresnel Lenses We’ve seen a lot of people making glasses out of our transparent OLEDs, but this is the first iteration we’ve seen that uses lenses to make the display viewable. Kevin Choi (@k.choiii) shared some details of his build with us. Check out his page for more images
Transparent OLED Smart Glasses Read More »
Graphic LCD Adapter Board: CFA10110 Getting Started
Relevant Displays and Kits Do you need help getting started with your graphic LCD and CFA10110 adapter board? This getting started guide helps bring up any of the following displays or kits: If you need a guide for the CFAG12864T3 or CFAG12864U3 using a generic breakout board, check out this getting started guide or our
Graphic LCD Adapter Board: CFA10110 Getting Started Read More »
Transparent OLED on Raspberry Pi
One of our most frequently asked questions is “Can I use the transparent OLED with a Raspberry Pi?” The answer is a resounding Yes! The transparent OLED can be driven by the GPIO pins of the RPi. And even better? It’s really quite simple! How To Use a Raspberry Pi to Run a Transparent Display
Transparent OLED on Raspberry Pi Read More »
Turn HDMI Display Backlight Off When Raspberry Pi is Off
We were recently working with a customer who was using our 10.1″ HDMI display with a Raspberry Pi, but he had run into a problem. When the Raspberry Pi shut down, he needed the display backlight to also turn off and stay off. Since the backlight on the display turns on if uncontrolled, when the
Turn HDMI Display Backlight Off When Raspberry Pi is Off Read More »
