Greetings, I'm making a tumbling spherical robot. I intend to use six stepper motors (28BYJ-48), two per axis, to pull/release tethers to roll a wire-framed sphere. I'll have solarcells charge a lithium battery pack through a TP4056 (+booster) which will power the Arduino Mega and the steppers. T…

Control & power six 28BYJ-48 steppers with solar, lithium & Mega

system Closed July 22, 2024, 1:14am 6

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