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Original question:

TM4C129ENCPDT: RTC hardware Design

TM4C129ENCPDT: RTC hardware Design

Nishitha Chandrasekar
Intellectual 700 points
Part Number: TM4C129ENCPDT


Hi Charles sir,

I have a doubt while designing a RTC circuit using TM4C129NCPDT whether HIB pin in micro controller to be connect with voltage regulator???

  • 0
    TI__Guru**** 191906 points
    Hi,
    That depends on if you want to retain the GPIO pins in their states. Please refer to the Hibernation module user's guide in the datasheet. You can leave it NC if you need to keep the GPIO pins in their states during hibernation or if you are not using hibernation mode.