https://devzone.nordicsemi.com/f/nordic-q-a/11574/nv-address-to-save-custom-dataI want to save custom data in NV address. Which address is safe to save custom data in NV? I&#39;m working on nRF51822-xxAC with very simple and small code. And, using s110 Softdevice. In my understanding, 0x40000 is tail address of NV. So, I&#39;m tryingen-USTelligent Community 13Sun, 31 Jan 2016 05:42:18 GMThttps://devzone.nordicsemi.com/thread/43730?ContentTypeID=1Sun, 31 Jan 2016 05:42:18 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e59328e6-8879-42c6-b2df-3a0338fa9444Jake<p>Thank you. The thread you linked is very helpful and informative.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/43729?ContentTypeID=1Fri, 29 Jan 2016 15:53:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6cd35bf0-bcf4-4d15-bda7-3ed87f7e0d60Stefan Birnir Sverrisson<p>Hi Jake</p> <p><a href="https://devzone.nordicsemi.com/question/22791/how-to-preserve-app-data/?comment=22989#comment-22989">This thread</a> contains some information on where data is stored in flash, and also where <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v11.0.0/lib_pstorage.html?cp=4_0_0_3_17">pstorage library</a> stores information in flash. There is also new libraries available in most recent nRF5 SDK, called <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v11.0.0/lib_fstorage.html?cp=4_0_0_3_30">fstorage</a> and <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v11.0.0/lib_fds.html?cp=4_0_0_3_29">flash data storage</a>, to manage flash operations.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/43728?ContentTypeID=1Wed, 27 Jan 2016 16:13:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2eb36e36-4e82-4c32-a5e7-d7980a7eadc8John<p>When the value becomes &quot;corrupt&quot; is it always set to the same value? If so, what is it? Are you resetting or reprogramming after the first boot before it becomes corrupt?</p><div style="clear:both;"></div>