Motor Shield Standard
A4988, DRV8825, what else can you put on a blank template that fits on the Pololu type interface. The board is 15.2x20.3mm, 0.6x0.8" [1] pololu.com The A4988 chip is 5x5mm with about 1mm height The DRV8825 chip is 6.9x10.2mm DRV8825 datasheet
Drill guide Polulu description
Tha author would like to have a 3.3V voltage adapter soldered in so that the pins can be used to power a 3.3V DC motor.
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