COVID-19 impact: We are still operating and shipping all orders! We are operating with a reduced staff, so for critical requirements, including fighting COVID-19, please contact us so we can identify priorities. Click here for more info.

5. Arduino pin assignment table

Digital pins Zumo Shield function Notes/alternate functions
0digital I/ORX for programming and serial communication on Uno and older
Arduinos
1digital I/OTX for programming and serial communication on Uno and older
Arduinos
2digital I/O (front expansion)I²C SDA on Leonardo and A-Star 32U4 Prime
3digital I/Ooptional jumper to buzzer control line for Uno and older Arduinos
I²C SCL on Leonardo and A-Star 32U4 Prime
4digital I/O (front expansion)
5digital I/O (front expansion)
6digital I/Ooptional jumper to buzzer control line for Leonardo and
A-Star 32U4 Prime
7right motor direction control line
8left motor direction control line
9right motor PWM control line
10left motor PWM control line
11digital I/O (front expansion)
12digital I/Ouser pushbutton (pressing pulls low)
13digital I/Oyellow user LED (high turns LED on)
Analog pins Zumo Shield function Notes/alternate functions
A0analog input and digital I/O (front expansion)
A1analog input and digital I/O (front expansion)optional jumper to battery level voltage divider
A2analog input and digital I/O (front expansion)
A3analog input and digital I/O (front expansion)
A4analog input and digital I/O (front expansion)I²C SDA on Uno and older Arduinos
A5analog input and digital I/O (front expansion)I²C SCL on Uno and older Arduinos

Related Products

Zumo Reflectance Sensor Array
Zumo Shield for Arduino, v1.2
Zumo Robot Kit for Arduino (No Motors)
Zumo Robot for Arduino (Assembled with 75:1 HP Motors)
Zumo Shield for Arduino, v1.3
Log In
Pololu Robotics & Electronics
Shopping cart
(702) 262-6648
Same-day shipping, worldwide
Menu
Shop Blog Forum Support
My account Comments or questions? About Pololu Contact Ordering information Distributors