https://devzone.nordicsemi.com/f/nordic-q-a/63891/nrf-interfacing-with-spi-external-flashHi , i am trying to interface a WINBOND W25Q64JV flash module with NRF52,i can able to read device id,status register success fully. i wrote the data in particular address and but in readng the address i am get 00 or FF, thanks in advance. en-USTelligent Community 13Fri, 28 Aug 2020 10:37:25 GMThttps://devzone.nordicsemi.com/thread/266959?ContentTypeID=1Fri, 28 Aug 2020 10:37:25 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5cfa3d73-f964-4764-9c95-ba12e150733csecondbest<p>Do you find any solution about the problem?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/260584?ContentTypeID=1Fri, 17 Jul 2020 12:43:18 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ddaf9261-9c60-4b0c-b53f-1ee4ffab4741jayam<p>I sent the commands flow based on WINBOND data sheet for read and write,</p> <p>after every instruction i read and print the status&nbsp;of the device ,In WFH dont have Scope Analyzer to debug.</p> <p>I need any sample code of any other External flash module, it will helpful to my development.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/260507?ContentTypeID=1Fri, 17 Jul 2020 09:23:59 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f99c13ba-0b9b-4fc3-ad2d-e0024b152553awneil<p>You expect us to guess what&#39;s wrong from that??!</p> <p>What testing / investigation / debugging have <em><strong>you</strong> </em>done to find where it&#39;s going wrong ?</p> <p>Have you verified that your code is actually doing what the Winbond <strong>documentation</strong> says it needs to?</p> <p>Have you used a scope or analyser on the wires?</p><div style="clear:both;"></div>