Get state from PWM

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Get state from PWM

545 次查看
elisa_mejia
Contributor I

Hi,

I need to generate 7 PWMs and, simultaneously, get the states from 4 of them to update some variables. Is there any direct way to do this directly from the FTM, instead of using additional GPIO pins to detect the changes in the PWMs?

Regards,

Elisa

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531 次查看
Robin_Shen
NXP TechSupport
NXP TechSupport

Hi Elisa,

Port Data Input register visible in all digital pin-multiplexing modes, so please try to read the Port Data Input Register (GPIOx_PDIR).

Port Data Input register visible in all digital pin-multiplexing modes.png

Best Regards,
Robin
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