nRF5_SDK_GPIOTE.c

#include "nrf52840.h"
#include "nrf52840_bitfields.h"

#include "nrf_delay.h" // added 2019-10-05 . step by step 1. for time delay 
#include "nrf_drv_gpiote.h" // added 2019-10-06. step by step 2. for GPIOTE


void in_pin_handler(nrf_drv_gpiote_pin_t pin, nrf_gpiote_polarity_t action)
{
    nrf_drv_gpiote_out_toggle(13);
}

void init_gpiote(void)
{
  nrf_drv_gpiote_init();

  nrf_drv_gpiote_out_config_t out_config = GPIOTE_CONFIG_OUT_SIMPLE(false);

  nrf_drv_gpiote_out_init(13, &out_config);

  nrf_drv_gpiote_in_config_t in_config = GPIOTE_CONFIG_IN_SENSE_TOGGLE(true);
  in_config.pull = NRF_GPIO_PIN_PULLUP;

  nrf_drv_gpiote_in_init(11, &in_config, in_pin_handler);

  nrf_drv_gpiote_in_event_enable(11, true);

}

int main()
{	

  init_gpiote();
 
  while(1)
  {

  }	
	
}

https://igotit.tistory.com/2326