To control the motor, [Gerald] is using an Arduino Nano coupled with a ULN2003 Darlington array which live on a routed PCB he made with his school’s Qbot MINImill.

Posted in Arduino Hacks, classic hacks, The Hackaday Prize Tagged 2019 Hackaday Prize, 35BYJ46, automated tea, Hackaday Prize, stepper motor, uln2003 Arduino Wire Bender Probably Won’t Kill All ...