Custom Images on EVE Displays
A frequent question that is received by our support team is how to load custom images on our EVE lineup of displays. Due to differences in the EVE processors between boards and other factors, depending on the display you have, the process may change. The different processes for the boards have been outlined below. The […]
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New 4.3″ and 5″ TFT Displays
4.3″ TFTs in Two Resolutions We recently brought up a variety of 4.3″ TFT displays. With two resolution options (either 800×480 or 480×272) and three touch options (no touch, resistive touch, and capacitive touch) that’s six new mid-sized TFTs. All of these displays have bright backlights making them sunlight readable and are IPS. The new
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Code Questions: CFAL4864A-071BW
Our customer support team is here to help! We have recently received some questions about our small 0.71″ OLED display. These questions and answers are also relevant to our 0.66″ OLED display, which shares the same pinout and controller (the SSD1306). To send 8 bytes of data using SPI, each byte requires 8 data clocks
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New Products in 2022
Our team has been working hard this year to bring new products to the market and to ensure our parts are continually available. Low Cost Graphic LCD This display was specially designed to have a matching form factor to our popular 128×64 graphic displays. We wanted a display with increased capabilities but without the price
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In the Wild: Netflix Open Connect – CFA635
Recently, a Reddit post came to our attention in which someone had an old Netflix server, and on the face of that server was an awfully familiar keypad. Commenters confirmed in the thread that it is a CFA635. We had to look into it more and find out if there was more information about these
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CFA632 and CFA634 Custom Characters
We recently received a question about setting custom characters on our CFA632 and CFA634 modules. The datasheet includes an example of using custom characters which looks like this: The customer wanted to know what was going on and what would the custom characters look like. Here is how our support engineer answered: 1. The example
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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
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What is a Display?
Brand new to displays? This post is the perfect start point. What does “display” mean? When we say “display” we are speaking generally about all LCD, TFT, OLED, and ePaper displays. Sometimes displays are included in a module that adds features and these modules are still called “displays” so that can certainly be confusing. In
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New Products from Q2
Once a quarter, we take a beat to round up our latest releases. You can see previous product round ups here. 3.5″ Display Family Completely new to the website is a family of 3.5″ Sunlight readable IPS TFT LCDs. This family includes a non-touch, capacitive touch, and resistive touch display. The bright backlight makes this
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Flexible OLED Smart Watch
Kevin Choi is back at it with neat projects. Last time, it was Transparent OLED smart glasses, this time a cuff-style watch with an embedded flexible OLED! This watch uses our flexible OLED bent into the cuff chassis. A button on an attached ring allows Kevin to turn the OLED on and off (a smart
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Crystalfontz In the Wild: Linus Tech Tips
One of our engineers spotted a familiar key pad when watching this video: You can see a CFA533 or CFA633 a few times in this video. It appears that Intel uses our modules throughout their testing and development facility. The first sight is during the intro, just quick enough you might miss it: Then, there’s
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