Pro-tip if you're using a breakout board for #a4988 motor drivers. The switches for microstepping only break the circuit to +5v and do *not* send to ground. This can create a floating ground and introduce issues with your stepper motor commands. #arduino #steppermotor #engineering

Tick, Tock, Train Station Clock We’ve seen a few H-bridge circuits around these parts before, and here’s another application. This time we have an Old Train Station Clock which has been refurbished after being picked …read more