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  • Franju

    Member
    January 29, 2021 at 6:21 pm

    I think you can have a look on the Atmega 2650 microcontroller datasheet, as it is the one used in controllino Mega.
    Still my opinion : the internal pullup resistance would be those of the Atmega. So its datasheet would tell you. And so there is no internal pulldown resistors.

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