Display Variety Pack Giveaway!

Variety of Display Technologies

Explore different display technologies by winning this variety pack, which includes one of each type of display that we carry. Plus, each of these displays comes with a carrier or breakout board so it can easily be connected to the included Seeeduino. This giveaway includes the following: A 1.54″ yellow OLED and its breakout board … Read more Display Variety Pack Giveaway!

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 … Read more Transparent Display: How to Hack Together Your Own Transparent Display

Crystalfontz In the Wild

Crystalfontz LCD - Used For Taig Mill Project

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 … Read more Crystalfontz In the Wild

What is the Difference Between Passive STN Segment, Alphanumeric, and Graphic Displays?

Passive STN (Super Twisted Nematic) displays come in three major types: 1) Segment 2) Alphanumeric / Character 3) Graphic Let’s take a closer look at these 3 types of displays. Segment LCDs A Segment display is the type of thing you see in gas pumps, calculators, or simple meters. It can usually show a few … Read more What is the Difference Between Passive STN Segment, Alphanumeric, and Graphic Displays?

A Closer Look: Crystalfontz ePaper 200×200 1.54″ Zero-Power Display

Crystalfontz e-paper 200x200

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 … Read more A Closer Look: Crystalfontz ePaper 200×200 1.54″ Zero-Power Display

FAQ: Why does the initialization code for a 20×4 LCD specify 2-line mode?

Why does the initialization code for a 20x4 LCD specify 2-line mode? Source: crystalfontz.com

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 … Read more FAQ: Why does the initialization code for a 20×4 LCD specify 2-line mode?

FAQ: What is the Difference Between a TFT, LCD, and OLED?

RGB TFT display - crystalfontz.com

Confused about the differences between TFTs, LCDs, and OLEDs? What Do They Stand For? TFT stands for Thin Film Transistor (shorthand for “Active Matrix TFT LCD”) LCD stands for Liquid Crystal Display (shorthand for “Passive Matrix LCD) OLED stands for Organic Light Emitting Diode How Do They Work? TFT displays are also known as an “Active Matrix TFT LCD module” … Read more FAQ: What is the Difference Between a TFT, LCD, and OLED?

Not So FAQ: Can you use 30 temperature sensors, 200 feet from the PC ?

633 WinTest Temperature Measurement - crystalfontz.com

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. … Read more Not So FAQ: Can you use 30 temperature sensors, 200 feet from the PC ?