maybe app data overflow under bootloader..https://devzone.nordicsemi.com/f/nordic-q-a/11013/maybe-app-data-overflow-under-bootloader[Dev Env] nRF52 DK ( Tech Tour) (PCA10040) IoT SoftDevice (s1xx-iot-prototype3_nrf52_softdevice.hex) IoT SDK 0.9 coap server example Base [Question] my project use pstorage, twi0, saadc, gatt serviceen-USTelligent Community 13Tue, 29 Dec 2015 12:26:05 GMTRE: maybe app data overflow under bootloader..https://devzone.nordicsemi.com/thread/41169?ContentTypeID=1Tue, 29 Dec 2015 12:26:05 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0cacb77e-4c86-4c42-af66-3e3c60a0dfa3bjorn-spockeli<p>The app data starts at 0x7B000 when a bootloader is present, i.e. located below the bootloader, please refer <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk52.v0.9.1/bledfu_memory.html">this</a> InfoCenter page. Consequently, the bootloader will not overwrite the app data.</p> <p>You can readout the data written to the app data using this nrfjprog command</p> <pre><code>nrfjprog –memrd 0x0007B000 –n 8192 </code></pre><div style="clear:both;"></div>RE: maybe app data overflow under bootloader..https://devzone.nordicsemi.com/thread/41168?ContentTypeID=1Wed, 23 Dec 2015 10:13:04 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b5bfc086-166b-4bb0-a3aa-d38f88ef096ccucu<p>i tested pstorage data is not right. when bootloader + app +softdevice.. the reason is what??</p><div style="clear:both;"></div>