Stepper motors are mostly used for precise motion control of structures or axes for a distance. But what happens if we want to control time? We can answer this question with the bare motor rotation, ...

But everything else — clock, memory, and power — are from an Arduino Mega 2560. You could argue that ... The code does a bit of setup for interrupts and the clock and then just spins.

Meanwhile, the Arduino Mega is getting the same USB chip along with an ATMega2560 processor with twice the memory. Right now only 128K is available, but that's a software limitation and they're ...