LCDs

Crystalfontz e-paper 200x200

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

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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633 WinTest Temperature Measurement - crystalfontz.com

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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32 Ton Hydraulic Press Brake - image courtesy of http://nuclearprojects.com/

Engineering Project: Crystalfontz 835 and an Arduino Mega 2560

Crystalfontz actively supports learning, especially for engineers-in-training. A few months ago, we were approached by a senior student working on a capstone project at EWU and the project was unveiled at a poster presentation on June 1st at the university. We are impressed by this project, incorporating a Crystalfontz 835 LCD module and an Arduino …

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