How to select wanted edge in a digital input for TRGMUX?

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How to select wanted edge in a digital input for TRGMUX?

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claudioampala
Contributor II

I want to use a digital HW input at TRGMUX_IN0 (on uC S32K142), but I cannot find in ReferenceManual, where it's specified how to select the wanted rising edge.

Thank You for the answer in advance.

Claudio.

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Alexis_A
NXP TechSupport
NXP TechSupport

Hi claudioampala‌,

Unfortunately in the TRGMUX module you can't define if this is triggered by a rising edge or a falling edge, it is defined in the transition from logic state 0 to 1. If you want to select this is better to use the GPIO interrupt selection and in the handler trigger the module you want.

Sorry for the inconveniences this may cause you.

Best Regards,
Alexis Andalon

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