https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S16-2nd-stage-bootloader-with-Secure-Boot/m-p/1856709#M55943 <P>Hello,</P><P>I am looking for a Secure Boot 2nd stage bootloader for LPC55S16.</P><P>On the <A title="https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mcus/lpc5500-arm-cortex-m33/lpc551x-s1x-baseline-arm-cortex-m33-based-microcontroller-family:LPC551X-S1X" href="https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mcus/lpc5500-arm-cortex-m33/lpc551x-s1x-baseline-arm-cortex-m33-based-microcontroller-family:LPC551X-S1X" target="_blank" rel="noopener">LPC55S1x NXP web page</A>, is listed the&nbsp;AN12327 application note for the implementation of a 2nd stage bootloader, but this bootloader doesn't include flashing Secure Boot firmware, only flashing a plain firmware received by UART.</P><P>Is possible to have such a 2nd stage bootloader with Secure Boot on LPC55S16? if so, can you please point me to some example or explain how to implement it?</P> Mon, 29 Apr 2024 11:14:09 GMT evgreen 2024-04-29T11:14:09Z https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S16-2nd-stage-bootloader-with-Secure-Boot/m-p/1856709#M55943 <P>Hello,</P><P>I am looking for a Secure Boot 2nd stage bootloader for LPC55S16.</P><P>On the <A title="https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mcus/lpc5500-arm-cortex-m33/lpc551x-s1x-baseline-arm-cortex-m33-based-microcontroller-family:LPC551X-S1X" href="https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mcus/lpc5500-arm-cortex-m33/lpc551x-s1x-baseline-arm-cortex-m33-based-microcontroller-family:LPC551X-S1X" target="_blank" rel="noopener">LPC55S1x NXP web page</A>, is listed the&nbsp;AN12327 application note for the implementation of a 2nd stage bootloader, but this bootloader doesn't include flashing Secure Boot firmware, only flashing a plain firmware received by UART.</P><P>Is possible to have such a 2nd stage bootloader with Secure Boot on LPC55S16? if so, can you please point me to some example or explain how to implement it?</P> Mon, 29 Apr 2024 11:14:09 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S16-2nd-stage-bootloader-with-Secure-Boot/m-p/1856709#M55943 evgreen 2024-04-29T11:14:09Z https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S16-2nd-stage-bootloader-with-Secure-Boot/m-p/1860541#M55980 <P>Hello&nbsp;<a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/230630">@evgreen</a>&nbsp;</P> <P>Sorry there isn't second bootloader with secure boot so far.&nbsp;</P> <P>If you want to use secure boot, recommend enable secure boot function to use the secure bootloader inside BOOT ROM.</P> <P>&nbsp;</P> <P>BR</P> <P>Alice</P> Tue, 07 May 2024 12:43:11 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S16-2nd-stage-bootloader-with-Secure-Boot/m-p/1860541#M55980 Alice_Yang 2024-05-07T12:43:11Z