LPC Microcontrollers中的主题 Re: LPC55S69 : minimal PRINCE write chunk https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S69-minimal-PRINCE-write-chunk/m-p/1013831#M39688 <HTML><HEAD></HEAD><BODY><P>Hi, </P><P></P><P>Yes, your assumptions are correct.</P><P></P><P>Regards</P><P>Soledad</P><P>Have a nice day!</P></BODY></HTML> Mon, 27 Jan 2020 15:40:32 GMT soledad 2020-01-27T15:40:32Z LPC55S69 : minimal PRINCE write chunk https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S69-minimal-PRINCE-write-chunk/m-p/1013830#M39687 <HTML><HEAD></HEAD><BODY><P>Hello !</P><P></P><P>I can see SDK example about encryption/description on fly to flash memory by using PRINCE engine.</P><P></P><P>/* Loading data into the PRINCE - controlled flash area.<BR /> Note, that following conditions must be met (otherwise the error is returned):<BR /> - whole PRINCE subregions (8k block) must be erased at once<BR /> - whole PRINCE subregions (8k block) must be loaded at once (no partial write allowed)</P><P></P><P>Do I understand right and 8KB is minimum size for write and erase ?</P><P></P><P>So it is not possible to erase 8KB at once and after that write 512 bytes sectors ?</P><P></P><P>Regards,</P><P>Eugene</P></BODY></HTML> Wed, 15 Jan 2020 10:33:41 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S69-minimal-PRINCE-write-chunk/m-p/1013830#M39687 EugeneHiihtaja 2020-01-15T10:33:41Z Re: LPC55S69 : minimal PRINCE write chunk https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S69-minimal-PRINCE-write-chunk/m-p/1013831#M39688 <HTML><HEAD></HEAD><BODY><P>Hi, </P><P></P><P>Yes, your assumptions are correct.</P><P></P><P>Regards</P><P>Soledad</P><P>Have a nice day!</P></BODY></HTML> Mon, 27 Jan 2020 15:40:32 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC55S69-minimal-PRINCE-write-chunk/m-p/1013831#M39688 soledad 2020-01-27T15:40:32Z