https://community.nxp.com/t5/NXP-Designs/HSE-Firmware-Reference-manual/m-p/2261187#M1226 <P>1. open&nbsp;<A href="https://www.nxp.com/" target="_blank">https://www.nxp.com/</A></P><P>2. signed in your NXP account</P><P>3. click "My NXP Account" -&gt; click "Profile" -&gt; click "Secure Resources" -&gt; click "Asset" -&gt; type in "hse reference" in Asset Name&nbsp; -&gt;&nbsp; click "SEARCH"</P><P>If you have the secure access rights, you will see the HSE Reference Manual.&nbsp;</P><P>If you don't have the secure access rights, try this solution:&nbsp;<A href="https://community.nxp.com/t5/S32G/access-to-S32G-HSE-firmware-doc/m-p/1308900/highlight/true#" target="_self">https://community.nxp.com/t5/S32G/access-to-S32G-HSE-firmware-doc/m-p/1308900/highlight/true#</A></P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Cheddar_0-1765539879722.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/369718i684B231F71A8540E/image-size/medium?v=v2&amp;px=400" role="button" title="Cheddar_0-1765539879722.png" alt="Cheddar_0-1765539879722.png" /></span></P><P>&nbsp;</P> Fri, 12 Dec 2025 11:47:53 GMT Cheddar 2025-12-12T11:47:53Z https://community.nxp.com/t5/NXP-Designs/HSE-Firmware-Reference-manual/m-p/1821407#M1112 <P>I have NXP NDA , Please provide&nbsp;HSE Firmware Reference manual for S32K338 &amp; S32K312</P> Tue, 05 Mar 2024 09:36:17 GMT https://community.nxp.com/t5/NXP-Designs/HSE-Firmware-Reference-manual/m-p/1821407#M1112 sarithab 2024-03-05T09:36:17Z https://community.nxp.com/t5/NXP-Designs/HSE-Firmware-Reference-manual/m-p/2261187#M1226 <P>1. open&nbsp;<A href="https://www.nxp.com/" target="_blank">https://www.nxp.com/</A></P><P>2. signed in your NXP account</P><P>3. click "My NXP Account" -&gt; click "Profile" -&gt; click "Secure Resources" -&gt; click "Asset" -&gt; type in "hse reference" in Asset Name&nbsp; -&gt;&nbsp; click "SEARCH"</P><P>If you have the secure access rights, you will see the HSE Reference Manual.&nbsp;</P><P>If you don't have the secure access rights, try this solution:&nbsp;<A href="https://community.nxp.com/t5/S32G/access-to-S32G-HSE-firmware-doc/m-p/1308900/highlight/true#" target="_self">https://community.nxp.com/t5/S32G/access-to-S32G-HSE-firmware-doc/m-p/1308900/highlight/true#</A></P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Cheddar_0-1765539879722.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/369718i684B231F71A8540E/image-size/medium?v=v2&amp;px=400" role="button" title="Cheddar_0-1765539879722.png" alt="Cheddar_0-1765539879722.png" /></span></P><P>&nbsp;</P> Fri, 12 Dec 2025 11:47:53 GMT https://community.nxp.com/t5/NXP-Designs/HSE-Firmware-Reference-manual/m-p/2261187#M1226 Cheddar 2025-12-12T11:47:53Z