Watch a video of the system working below. The build uses an Arduino Uno to drive a simple HD44780 LCD display with 16 characters each across two lines of text. It’s hooked up to a Wemos D1 ...

Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 keyboard ... not think back to an orange or green monochrome display. Just like decades past, this implementation ...

Want your Arduino ... or LCD display without you actually having to wire anything up. Running on your phone is a middle-man app, which passes the data back and forth (over Bluetooth) and lets ...