https://devzone.nordicsemi.com/f/nordic-q-a/894/how-to-detect-gpio-interrupt-for-10-secondsHi, We are using nrf51822 custom board. i want to hard reboot of my device whenever gpio button is pressed for longer than 10 seconds. i am using ble_app_hrs application. For that i started 10 second timer whenever in button_event_handleren-USTelligent Community 13Fri, 15 Nov 2013 08:37:39 GMThttps://devzone.nordicsemi.com/thread/4367?ContentTypeID=1Fri, 15 Nov 2013 08:37:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7c7f2270-39cd-41d0-9d7f-fc62a8d444a3S&#233;bastien Despont<p>Ok, cool. Have a nice day</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/4366?ContentTypeID=1Fri, 15 Nov 2013 07:38:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5fcd693d-cbf6-436e-a62b-db6dec7a2a14balaji<p>Hi Sebastien,</p> <p>Thanks for your reply.</p> <p>But you press button once again it will again start timer for 10 second.</p> <p>so it will not hard do reset.</p> <p>Regards Balaji</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/4365?ContentTypeID=1Thu, 14 Nov 2013 21:22:07 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cca7767b-503b-40b1-a312-82eb2fdba915S&#233;bastien Despont<p>Hi,</p> <p>I am using NVIC_SystemReset to reset the chip and it is working.</p> <p>By the way, you should implement a gpiote event on your button pin to catch if the user release the button before the end of the timer.</p> <p>Because in your case, the following scenario is working :</p> <ul> <li>Press button 1 second</li> <li>Release the button and wait 8 seconds</li> <li>Press button 1 second --&gt; BAM! hard reset</li> </ul><div style="clear:both;"></div>