topic Trying to read data from flash greater then 17MB in Embedded Software and Tools Clinic https://community.nxp.com/t5/Embedded-Software-and-Tools/Trying-to-read-data-from-flash-greater-then-17MB/m-p/1808896#M447 <P>I am trying to read data from 17MB location from the flash connected. Tried below changes for accessing flash<BR />Made changes in the evkmimxrt1170_flexspi_nor_config.c for the flash size that is 64MB and added custom LUT for accessing 4 byte addressing. Please check below screenshot</P><P>What are the changes that I need to perform to access flash greater than 16MB?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Gaurav13_0-1707981299760.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/263253iAA728F0E55983012/image-size/medium?v=v2&amp;px=400" role="button" title="Gaurav13_0-1707981299760.png" alt="Gaurav13_0-1707981299760.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">Gaurav13_0-1707981299760.png</span></span></P><P>&nbsp;</P><P>Flash - IS25LP512M<BR />Controller - IMXRT1172<BR />IDE is MCUXpresso 11.6.0</P> Thu, 15 Feb 2024 07:17:34 GMT Gaurav13 2024-02-15T07:17:34Z Trying to read data from flash greater then 17MB https://community.nxp.com/t5/Embedded-Software-and-Tools/Trying-to-read-data-from-flash-greater-then-17MB/m-p/1808896#M447 <P>I am trying to read data from 17MB location from the flash connected. Tried below changes for accessing flash<BR />Made changes in the evkmimxrt1170_flexspi_nor_config.c for the flash size that is 64MB and added custom LUT for accessing 4 byte addressing. Please check below screenshot</P><P>What are the changes that I need to perform to access flash greater than 16MB?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Gaurav13_0-1707981299760.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/263253iAA728F0E55983012/image-size/medium?v=v2&amp;px=400" role="button" title="Gaurav13_0-1707981299760.png" alt="Gaurav13_0-1707981299760.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">Gaurav13_0-1707981299760.png</span></span></P><P>&nbsp;</P><P>Flash - IS25LP512M<BR />Controller - IMXRT1172<BR />IDE is MCUXpresso 11.6.0</P> Thu, 15 Feb 2024 07:17:34 GMT https://community.nxp.com/t5/Embedded-Software-and-Tools/Trying-to-read-data-from-flash-greater-then-17MB/m-p/1808896#M447 Gaurav13 2024-02-15T07:17:34Z