topic Re: LPC551x newbie questions in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/LPC551x-newbie-questions/m-p/1064840#M41137 <HTML><HEAD></HEAD><BODY><P>Hi Alan</P><P>On the LPC55S1x/LPC551x, the Cortex-M33 is augmented with hardware co-processors providing accelerated support for additional DSP algorithms.<BR />The Arm Cortex M33 provides a security foundation, offering isolation to protect valuable IP and data with TrustZone technology. It simplifies the design and software development of digital signal control systems with the integrated digital signal processing (DSP) instructions</P><P></P><P>LPC55Sxx supports secure boot. please make sure you use LPC55S1x</P><P><A class="link-titled" href="https://www.nxp.com/docs/en/application-note/AN12283.pdf" title="https://www.nxp.com/docs/en/application-note/AN12283.pdf">https://www.nxp.com/docs/en/application-note/AN12283.pdf</A>&nbsp;</P><P></P><P>CMSIS and Keil are supported.</P><P></P><P></P><P>Have a great day,<BR />Jun Zhang</P><P></P><P>-------------------------------------------------------------------------------<BR />Note:<BR />- If this post answers your question, please click the "Mark Correct" button. Thank you!</P><P></P><P>- We are following threads for 7 weeks after the last post, later replies are ignored<BR /> Please open a new thread and refer to the closed one, if you have a related question at a later point in time.<BR />-------------------------------------------------------------------------------</P></BODY></HTML> Mon, 08 Jun 2020 01:53:37 GMT ZhangJennie 2020-06-08T01:53:37Z LPC551x newbie questions https://community.nxp.com/t5/LPC-Microcontrollers/LPC551x-newbie-questions/m-p/1064839#M41136 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>On cursory inspection, it looks like the M33 is an M4 but without the DSP and with more security features, is that approximately correct?</P><P></P><P>Is there an encrypted bootloader app/app note/example for the LPC551x?</P><P></P><P>Is there CMSIS?</P><P></P><P>Is Keil supported?</P></BODY></HTML> Sun, 07 Jun 2020 04:06:48 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC551x-newbie-questions/m-p/1064839#M41136 alanto 2020-06-07T04:06:48Z Re: LPC551x newbie questions https://community.nxp.com/t5/LPC-Microcontrollers/LPC551x-newbie-questions/m-p/1064840#M41137 <HTML><HEAD></HEAD><BODY><P>Hi Alan</P><P>On the LPC55S1x/LPC551x, the Cortex-M33 is augmented with hardware co-processors providing accelerated support for additional DSP algorithms.<BR />The Arm Cortex M33 provides a security foundation, offering isolation to protect valuable IP and data with TrustZone technology. It simplifies the design and software development of digital signal control systems with the integrated digital signal processing (DSP) instructions</P><P></P><P>LPC55Sxx supports secure boot. please make sure you use LPC55S1x</P><P><A class="link-titled" href="https://www.nxp.com/docs/en/application-note/AN12283.pdf" title="https://www.nxp.com/docs/en/application-note/AN12283.pdf">https://www.nxp.com/docs/en/application-note/AN12283.pdf</A>&nbsp;</P><P></P><P>CMSIS and Keil are supported.</P><P></P><P></P><P>Have a great day,<BR />Jun Zhang</P><P></P><P>-------------------------------------------------------------------------------<BR />Note:<BR />- If this post answers your question, please click the "Mark Correct" button. Thank you!</P><P></P><P>- We are following threads for 7 weeks after the last post, later replies are ignored<BR /> Please open a new thread and refer to the closed one, if you have a related question at a later point in time.<BR />-------------------------------------------------------------------------------</P></BODY></HTML> Mon, 08 Jun 2020 01:53:37 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC551x-newbie-questions/m-p/1064840#M41137 ZhangJennie 2020-06-08T01:53:37Z