For low-cost purposes where no safety-relevant feature of the active star is needed, a passice bus or a passive star is also possible to be used. Therefore, TZM developed the passive star FlexPS together with the physical layer test working group of the FlexRay consortium.
Technical Features
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Up to 6 passive branches
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Car body ground connection
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Several measure and test points
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Standard 9-pin Sub-D bus connectors / alternative 5-pin in-line strips