Design Contest Flash Innovation 2003

Rear Muffler Actuator Control

Motorola Flash Innovation 2003 – Design Contest
Distinctive Excellence

Andreas Bartelmus
Germany

Abstract:

The Rear Muffler Actuator Control adjusts the sound of an electromotive actuated muffler based on engine speed. The 68HC908QT4 evaluates the speed, the position of an optional mode switch, and the actuator current. It also controls the motor driver and provides the control algorithm and safety functions.

Supporting Files

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Contest Ended: June 30, 2003

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Rear Muffler Actuator Control

by Circuit Cellar Staff time to read: <1 min