SparkFun Blocks for Intel® Edison - Dual H-Bridge
Contributors:
CaseyTheRobot, 
SFUptownMaker
CaseyTheRobot, SFUptownMaker 
Board Overview
Dual H-Bridge Block Functional Diagram
Motor Outputs - Two DC motor outputs. Motor A and B
Motor Power Input - External power input for DC motors. Limit to 15v DC.
VSYS -> VIN - Close this jumper to power Motors off VSYS. Use caution to not overdraw power supply capabilities.
Expansion Header - The 70-pin Expansion header breaks out the functionality of the Intel Edison. This header also passes signals and power throughout the stack. These function much like an Arduino Shield.