https://devzone.nordicsemi.com/f/nordic-q-a/22637/sdk-10-0-dfu-problemHi, Because of the compatibility issues I&#39;m trying to use SDK10 for my nRF51422 device, the problem is that I have flashed the S130 softdevice and the ble_app_uart, and every thing works fine, now I just only compile dual_bank_ble_s130 project anden-USTelligent Community 13Fri, 09 Jun 2017 10:52:09 GMThttps://devzone.nordicsemi.com/thread/89044?ContentTypeID=1Fri, 09 Jun 2017 10:52:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:48acec01-13c3-4886-8b34-89f63ba2dd4fbjorn-spockeli<p>No, the S130 SoftDevice is only compatibel with revision 3 ICs, see the <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.nrf51/dita/nrf51/compatibility_matrix/nRF51422_nRF51822_ic_rev_sdk_sd_comp_matrix.html?cp=3_0_4">nRF51422 Compability Matrix.</a></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/89043?ContentTypeID=1Fri, 09 Jun 2017 10:41:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:94c6cf6a-9b45-4e72-b9d4-d91e935571e1myjtag<p>thanks, it&#39;s a Custom board, I have found the problem, the chip was a version 2 of the nRF51422, the same board with version 3 of the chips works fine, do we have a work around the version 2 chips?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/89042?ContentTypeID=1Thu, 08 Jun 2017 12:06:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:314c582a-0dfb-41b3-b6cc-aa644f4a5ddbbjorn-spockeli<p>What kind of board is it? Is it a nRF51 DK or is it a custom board with the nRF51422? Have you tried debugging the bootloader?</p><div style="clear:both;"></div>