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GPIO no

vasu vallabhaneni
Prodigy 250 points
Other Parts Discussed in Thread: AM1808

Hi

       I am using AM1808 Experimenters kit.how can i know the GPIO no(TRM) for particular port pin. for example i need gp4[14].

 

Thanks

Vasu Vallabhaneni

  • 0
    TI__Expert 6655 points

    Hi Vasu,

    We can get the GPIO number by this way

    GPIO no = GPIO_BANK_NUMBER * NUM_OF_GPIO_LINES_PER_BANK + GPIO_NUMBER_IN_THAT_BANK

    EX: GPIO = 4 * 16 + 14 = 78 (Remember GPIO numbers are starting from 0)

    Regards

    AnilKumar

    Please mark this Forum post as answered via the Verify Answer button below if it helps answer your question.  Thanks!