TETRIX® DC Motor Expansion Controller Technical Guide
General Description
The TETRIX® MAX DC Motor Expansion Controller is a DC motor expansion peripheral designed to allow the addition of
multiple DC motors to the PRIZM® Robotics Controller. The device provides an additional two DC motor output channels
and two quadrature encoder inputs for increased motor control capacity. Additional expansion controllers can be daisy-
chained for a total of four motor expansion controllers connected to the PRIZM at one time. The onboard firmware provides
a comprehensive set of programmable motor control functions.
The TETRIX MAX DC Motor Expansion Controller features the following:
• Connects to the PRIZM expansion port, enabling users to control up to two additional 12-volt DC motors
• Up to four motor controllers can be connected to the PRIZM expansion port.
• Has two H-bridge outputs to control the speed and direction of two DC motors
• Includes two quadrature encoder input ports
• Additional power and expansion ports support daisy chain configurations.
• Can be connected to the LEGO® EV3 Brick and National Instruments’ myRIO. Software blocks can be downloaded
from the product page for this controller at Pitsco.com.
What’s Included
• TETRIX MAX DC Motor Expansion Controller
• TETRIX MAX Powerpole Extension Cable
• Daisy chain data cable
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