This paper presents a library for Arduino that allows interfacing a 16x2 LCD display with the HD44780 controller via the PCF8574 I2C expander. The library provides basic functions for displaying text ...

Waveshare has recently introduced ESP32-S3-Touch-LCD-3.49, an ESP32-S3-based wide touch display (640×172) development board for HMI and AI voice applications such as handhelds, smart panels, meters, ...

Games Asked about concerns Switch 2 game-key cards could turn off players and third-party publishers, Nintendo president says the controversial cards were introduced since file sizes have gone up ...

People wanting to borrow books from the fourth floor of the Millennium Library in downtown Winnipeg may have to wait, as the city has kept it closed in response to safety concerns. Over 2.5 million ...

HP continues to lead the printing market with devices that balance quality, performance, and innovation. Whether you need crisp documents, vibrant photos, or an all-rounder for work and home, HP ...

LiquidCrystal Arduino library for I2C LCD displays used for STEM schools. Tested on HD44780 LCD connected to PCF8574 I2C.

Reflective LCD reduces energy use while raising doubts about mainstream adoption Eazeye Monitor 2.0 consumes only 7 watts during operation under normal use Outdoor performance improves with ambient ...

Printers are generally awful. They’re a remnant of an era of computing that’s far behind us, and they’re largely unnecessary in today’s digital world. But when you need one, you need one… and if you ...

Nearly every TV sold today is either LCD or OLED. LCD TVs, also called LED TVs, have been around since the early 2000s. The best ones feature technologies like quantum dots or local dimming to create ...

Famously, Nikola Tesla won the War of the Currents in the early days of electrification because his AC system could use transformers to minimize losses for long distance circuits. That was well before ...

We go to extraordinary efforts here at GSMArena to ensure that the data within our Phone Specifications pages is accurate and up-to-date. We have unique relationships with many manufacturers who ...