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SS_135
Associate
December 12, 2019
Question

In STMCubeMX NVIC is enabled and in the interrupt mode which to select ?

  • December 12, 2019
  • 1 reply
  • 511 views

Dear Team,

Need guidance for the selecting the interrupt there are two types are available external interrupt mode and external event mode, in our condition the GPIO will be high "logic level 1" normally when the interrupt initiated the GPIO pin will go to "logic level 0" then the interrupt program will run

In STMCubeMX NVIC is enabled and in the interrupt mode which to select ?

PFA of project files in rar format

Regards

Sudeendra S

This topic has been closed for replies.

1 reply

Tesla DeLorean
Guru
December 12, 2019

Pick GPIO pins, and thus EXTI, you want to use for falling-edge interrupts. Low order EXTI can be individual interrupt per pin, higher order ones group multiple pins per interrupt.

Review the Reference Manual for your part to understand the EXTI implementation.

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