User Profile: David

My name is David, and I am a Systems Engineer at Pololu. My focus is on firmware, USB, and the PC software and drivers we deliver to our customers. I post on the Pololu forum as DavidEGrayson. I answer questions as David Grayson on Stack Overflow, post videos as David Grayson on YouTube, and my website is

P.S. I just want to control my motor over USB.

Recent blog posts by David

Recent comments by David

New Products

Free Elektor magazine November/December 2015
50:1 Metal Gearmotor 37Dx70L mm with 64 CPR Encoder
Pololu Zumo T-Shirt: Cardinal Red, Adult L
Magnetic Encoder Pair Kit for Micro Metal Gearmotors, 12 CPR, 2.7-18V (HPCB compatible)
RoboClaw 2x7A Motor Controller (V5)
Big Pushbutton Power Switch with Reverse Voltage Protection, MP
30:1 Micro Metal Gearmotor HPCB with Extended Motor Shaft
0.1" (2.54mm) Crimp Connector Housing: 2x18-Pin 5-Pack
150:1 Micro Metal Gearmotor HPCB with Extended Motor Shaft
Pololu 5V, 2.5A Step-Down Voltage Regulator D24V22F5
Log In
Pololu Robotics & Electronics
Shopping cart
(702) 262-6648
Same-day shipping, worldwide
Shop Blog Forum Support
My account Comments or questions? About Pololu Contact Ordering information Distributors