https://devzone.nordicsemi.com/f/nordic-q-a/3594/nrf51822-api-efficiencyHi, I&#39;m reading and trying to understand the pstorage API. And I found a code snippet in pstorage_register (SDK 6.0.0). do { page_count++; if (total_size &gt; PSTORAGE_FLASH_PAGE_SIZE) { total_size -= PSTORAGE_FLASH_PAGE_SIZE; } else en-USTelligent Community 13Tue, 26 Aug 2014 04:23:04 GMThttps://devzone.nordicsemi.com/thread/13042?ContentTypeID=1Tue, 26 Aug 2014 04:23:04 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0d865411-2f30-42c4-975f-70311ee9cf13Nikita<p>Yes, that&#39;s right, in case of &#39;%&#39; though it&#39;ll be &#39;&lt;&lt;&#39; and &#39;&gt;&gt;&#39;.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/13041?ContentTypeID=1Tue, 26 Aug 2014 00:54:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f306ad54-da52-449a-af36-b719490035dcClem Taylor<p>Software division would not be used, because I&#39;d assume that PSTORAGE_FLASH_PAGE_SIZE is a power of 2. The &#39;%&#39; becomes an &#39;&amp;&#39; and the &#39;/&#39; becomes a &#39;&gt;&gt;&#39;</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/13040?ContentTypeID=1Mon, 25 Aug 2014 07:12:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:46b1782a-623e-417e-8899-ae5214bb1299Nikita<p>Division operations are very slow. In Cortex-M0 it&#39;ll take about 150 cycles as tested <a href="http://forum.raisonance.com/viewtopic.php?id=5150">here</a>.</p><div style="clear:both;"></div>