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Freescale/Bosch Airbag Reference Platform

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� Plausibility path for crash sensing & interior sensing<br />

� Multi-stage watchdog architecture<br />

� Proven interoperability between MCU, ASSP and Sensors<br />

Crash Event<br />

Sensing<br />

Interior<br />

Sensing<br />

TM<br />

Sensing Evaluation Deployment<br />

Path 1<br />

Path 2<br />

Child Seat<br />

Cut off Switch<br />

Occup. Classification<br />

Out of Position Sens.<br />

<strong>Airbag</strong> ECU<br />

25<br />

<strong>Freescale</strong> MCU<br />

Signal Evaluation<br />

Crash Algorithm<br />

Timing<br />

Software<br />

Flow<br />

<strong>Bosch</strong> <strong>Airbag</strong> ASSP<br />

Watchdog<br />

Plausibility<br />

Power<br />

Stages<br />

+<br />

<strong>Freescale</strong>, the <strong>Freescale</strong> logo, AltiVec, C-5, CodeTEST, CodeWarrior, ColdFire, C-Ware, the Energy Efficient Solutions logo, mobileGT, PowerQUICC, QorIQ, StarCore<br />

and Symphony are trademarks of <strong>Freescale</strong> Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, Kinetis, MXC, <strong>Platform</strong> in a<br />

Package, Processor Expert, QorIQ Qonverge, Qorivva, QUICC Engine, SMARTMOS, TurboLink, VortiQa and Xtrinsic are trademarks of <strong>Freescale</strong> Semiconductor, Inc.<br />

All other product or service names are the property of their respective owners. © 2011 <strong>Freescale</strong> Semiconductor, Inc.<br />

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