I would like to interrupt GPIO_3_20, but registration appears to be a failure, I need help ...... Thanks!
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HI solanum
please check that that gpio pad was not used for other purposes,
and configure iomux settings with IOMUXC_SW_MUX_CTL_ registers.
Read Linux Manual on link below also there are links to simple gpio interrupt examples
Best regards
igor
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HI solanum
please check that that gpio pad was not used for other purposes,
and configure iomux settings with IOMUXC_SW_MUX_CTL_ registers.
Read Linux Manual on link below also there are links to simple gpio interrupt examples
Best regards
igor
-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------