LCDs
Transparent Display: How to Hack Together Your Own Transparent Display
DIY Transparent Display The transparent display we offer for sale (CFAL12856A0-0151) is an OLED (Organic Light Emitting Diode) display. OLED displays produce images by emitting light in the corresponding color. To produce black in a normal OLED, the pixels are simply turned off. With the transparent display, if the pixels are turned off, the display […]
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FAQ: What Are Your Smallest Displays?
Question: What Are The Smallest Displays At Crystalfontz? We receive frequent queries about different display sizes, such as: 1) What is the smallest LCD display? 2) What is the smallest OLED display? 3) What is the smallest TFT display? 4) What is the smallest ePaper display? Answers: We Have Several Displays To Choose From! The
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Crystalfontz In the Wild
We are always happy to see YOUR projects using Crystalfontz displays. In this new blog feature, we will showcase interesting projects — professional and hobby — for inclusion in our ‘In The Wild’ features. Mitch Bradley’s Raspberry Pi Controlled Taig Mill In this build, the Crystalfontz 20×4 Character Display Module (with keypad) was used with
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Crystalfontz in the movies? Well, almost!
Jason Eppink of the Museum of the Moving Image in Astoria New York has been working on a great little project that shows subtitles on an external Crystalfontz LCD, while the video plays on a monitor above. The project is open source on GitHub. Project Details It uses a Raspberry Pi to play the videos.
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Types of Passive STN LCD Displays
Passive STN (Super Twisted Nematic) displays come in three major types: Segment Alphanumeric / Character Graphic Let’s take a closer look at these 3 types of displays. What are Passive STN Segment, Alphanumeric, and Graphic Displays? Segment LCDs A segment display is the type of thing you see in gas pumps, calculators, or simple meters.
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A Closer Look: Crystalfontz ePaper 200×200 1.54″ Zero-Power Display
This black and white 200×200 e-paper display module is a perfect size for small, low power electronic shelf labels. Once the epaper’s eink image is shown, it remains visible with zero additional power! These e-Paper displays will retain the last image shown on their screen indefinitely, with no electrical connections and zero power consumption. Additional Benefits
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FAQ: Why does the initialization code for a 20×4 LCD specify 2-line mode?
When working with a 20×4 character LCD, you might be surprised to see the controller set to 2-line mode: Write_To_LCD(COMMAND,0x38); //SET 2 LINE,5*8 FONT Why would a 4-line LCD’s controller be set to 2-line mode? It has to do with the way the LCD glass is laid out. Essentially the display is the right and
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FAQ: What is the Difference Between a TFT, LCD, and OLED?
Confused about the differences between TFTs, LCDs, and OLEDs? What Do They Stand For? How Do They Work? TFT displays are also known as an “Active Matrix TFT LCD module” and have an array of thin film transistors fabricated on the glass that makes the LCD. There is one of these transistors for each pixel on the
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Not So FAQ: Can you use 30 temperature sensors, 200 feet from the PC ?
Here is a not-so-common customer question: Is it possible to measure server temperatures using 30 different sensors, 200 feet away from the computer? Answer: Yes, this possible! Our WRDOWY17 temperature sensor is a natural choice for this type of application. The Crystalfontz 16×2 character LCD with keypad gives an easy serial or USB interface to 32 WRDOWY17 sensors.
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FAQ: How Do I Code For A Crystalfontz LCD?
Our tech support team is often asked for information about “how to code an LCD.” In other words, how do I get started (and what is the best choice) of an LCD module for my project? Answer: The Crystalfontz Advanced LCD Modules are the quickest and easiest way to power up and run your LCD. These
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Tutorial: Driving a 144×32 Graphic LCD
We have published a sample Arduino Sketch that shows how to drive a Sitronix ST7920 based CFAG14432D 144×32 Graphic LCD in our support forum. With just a few primitive functions, you can create some nice looking displays. We used a Seeeduino v4.2. An Arduino Uno would work just as well. Here is a video overview of
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