DFu bootloader start with buttonhttps://devzone.nordicsemi.com/f/nordic-q-a/80355/dfu-bootloader-start-with-buttonHello, I am running 1\nRF5_SDK_17.1.0_ddde560\examples\dfu\secure_bootloader\pca10040_s132_ble\ses example of SDK 17.1.0. Now, I want to update the firmware when it is pressed a button, I know that I need to define NRF_BL_DFU_ENTER_METHOD_BUTTON, buten-USTelligent Community 13Wed, 06 Oct 2021 13:03:08 GMTRE: DFu bootloader start with buttonhttps://devzone.nordicsemi.com/thread/332849?ContentTypeID=1Wed, 06 Oct 2021 13:03:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:773b5d61-1ae3-45f3-a43a-8fc46a752223Mttrinh<p>Hi,</p> <p>You can find the define&nbsp;<span>NRF_BL_DFU_ENTER_METHOD_BUTTON in sdk_config.h. Set this it to 1 to able to enter DFU mode on button press. </span></p> <p><span>Use NRF_BL_DFU_ENTER_METHOD_BUTTON_PIN(also in sdk_config.h) for defining which button to use for entering DFU mode. Following options are <a href="https://infocenter.nordicsemi.com/topic/sdk_nrf5_v17.1.0/group__nrf__bootloader__config.html#ga59969365e3f8629d29c1447d963c78bc" rel="noopener noreferrer" target="_blank">available</a>.</span></p><div style="clear:both;"></div>