We might think that an AVR microcontroller – e.g. the ATMega328p adopted by the Arduino UNO boards – has the sufficient number of pins to manage an alphanumeric LCD. In a complex industrial machine ...

(I might still try it….) Arduino note: After some debugging, I had learned something important about using the I 2 C LCD library: Using ‘lcd.print’ left-justifies the displayed numbers, so when ...

It’s called Ketosense, and it will tell you how well your keto diet is doing by just having you blow into a sensor. [Jens]’ device consists of an Arduino, LCD display, and two sensors – one ...

Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 keyboard ... has you start each line of code with a line number, and doesn’t allow for character editing once ...

The Raspberry Pi is a credit card-sized computer capable of running full-fledged Linux distributions such as Raspberry Pi OS, ...

Researchers at the University of Washington's aptly named Ubiquitous Computing Lab can turn any LCD monitor in your hous into a touchscreen, with nothing more than a $5 sensor that plugs into the ...