Adafruit Motor Shield V2.0 Manual page 3

3.OUTPUT - There're 2 channels, each channel has 2 output
•
Channel 0 - OUT1, OUT2
•
Channel 1 - OUT3, OUT4
4.Channel 0 Sense
5.Channel 0 indicator, include 3 leds
•
EB - channel 0 enable, high active
•
IN1 - status of OUT1
•
IN2 - status of OUT2
6.External Power Input, range 6-15V
7.Reset indicator - turn red when Reset button is pressed
8.Reset button - pressed to reset the shield and Arduino
9.Power indicator - turn green when power in, either internal or external
A.Power switch
•
Connect - Get power from Arduino
•
Disconnect - Get power from External sources
B.Standard Arduino shield pin out
Digital Pin Used
Arduino Pin
D0
D1
D2
D3
D4
D5
D6
Function
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used