I didn't check, but I suspect the Adafruit graphics library expects to draw into a screen-sized buffer provided by the hardware interface library. That's the easiest way to do it, and the most ...

There are cheap LCDs available from China, and when plugged into an Arduino, these displays serve as useful interfaces or even shinier baubles for your latest project. [Michael] picked up a few of ...

[Larry Bank]’s Arduino library to print text and graphics on BLE (Bluetooth Low Energy) thermal printers has some excellent features, and makes sending wireless print jobs to a number of common models ...