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?
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?
Crystalfontz ships via major domestic and international express carriers, on our account or yours. While we strive to provide the best rates and fastest ship times, some small packages may ship more efficiently using postal mail. You asked for US Postal shipping options. We heard you. USPS option is available if you’re placing an order … Read more New: US Postal Shipping Options for Domestic LCD Sample Shipments
November Update: this position has been filled. Thank you for your interest. Are you: → A self-starter with a passion for problem-solving? → Someone who welcomes the opportunity to learn new skills and assume new responsibilities? → Looking for an opportunity to provide excellent technical customer support in a fun, casual work environment? Do You … Read more We’re Hiring!
Sherman, set the wayback machine to 1985: We are going to take a look at the original HD44780 Data Sheet. Some time back, we wrote about the legendary HD44780 controller, to which the modern character LCD industry owes much of its existence. Having been in the business of designing embedded electronics for some time, we … Read more A Look Back in Tech History: The HD44780 Controller Data Sheet
Question from our tech forum: I’m looking to put LCDs on my new servers, which are pretty significantly complex even before you get into the software on them. This customer had a complex set of requirements for LCDs to be used in a server set up. Summary: Need to drive four LEDs, and need 14 … Read more FAQ: LCDs for Servers
The proliferation of cell phones over the last two decades has dramatically impacted the embedded display market. Update to this blog post: Crystalfontz now carries a selection of flexible and transparent displays. Crystalfontz 128×56 Transparent OLED Related blog post: Crystalfontz Transparent Displays Crystalfontz 160×32 flexible OLED display Crystalfontz 2.13″ Flexible ePaper Display Flexible ePaper Development Kit The … Read more FAQ: Where can I purchase Transparent or Flexible OLEDs?
This is a frequent question for our tech team: What displays (if any) are waterproof? Answer: It’s complicated. It is technically possible, but not without some work to ensure the water stays out. The display itself is sealed, but not sealed in a way that would be friendly to submerging it in a liquid. The polarizer … Read more FAQ: Are Crystalfontz LCD Modules Waterproof?
Did you know that Crystalfontz offers a ‘green shipping option’? We do. Upon checkout, it is possible to select this option, giving us permission to reuse a box to ship out your order. All of our modules are shipped using ESD-safe packaging and packaged to ensure safe delivery. We appreciate your help in reducing the … Read more Green Shipping
Acronyms are easily recognizable and a quick shorthand when reading technical documents. But they can also be confusing when they are similar in appearance and what they represent. Memory and Character Generators New additions to the Crystalfontz Glossary: RAM, ROM, DDRAM, CGRAM, and CGROM. These glossary entries outline what these acronyms stand for and how … Read more RAM, ROM, GROM….What Do These Terms Mean?