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 […]

Crystalfontz supports education, especially when electronic projects in the classroom are involved. Imagine our excitement when we were contacted by professors from the Artificial Intelligence and Robotics Lab of Politecnico di Milano university. Born in 1971, AIRLab is one of the first groups of researchers working on Artificial Intelligence, Robotics and Computer Vision in Italy. Their […]

ATX stands for Advanced Technology eXtended and refers to a specification for motherboard and power supply configuration introduced in 1995. ATX remains the most common motherboard configuration, though different form factors have since been introduced. When “ATX” is used at Crystalfontz, it indicates that the module is configured to control the ATX power supply of […]

Have you ever tried to bring up a display only to have it show you something like this? What are some common problems with LCDs showing garbage? If it is a new design or a prototype using a common HD44780 style LCD, then it is almost certainly wiring or code. Troubleshooting Wiring Problems: Ask someone […]

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 […]

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 […]

LCD stands for Liquid Crystal Display. An LCD is composed of two pieces of glass with a thin layer of liquid crystals between the glass layers. When a voltage is applied to the glass, the orientation of the crystals can be changed. This change in the crystal’s orientation (called polarization) will make either a dark […]

Have you wondered what it takes to integrate a Crystalfontz LCD with a Raspberry Pi? The answer may surprise you — it is quicker and easier than you might think.