topic Re: NXP Kinetis Bootloader 2.0.0 with KDS code size question in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/NXP-Kinetis-Bootloader-2-0-0-with-KDS-code-size-question/m-p/488834#M30135 <HTML><HEAD></HEAD><BODY><P>FWIW, I built the MKL25Z4 freedom_bootloader project in IAR EWARM, with all peripherals enabled, and I'm seeing the image size is less than 40k.&nbsp; Disabling all peripherals but UART and I'm seeing an image size of about 19k. </P></BODY></HTML> Fri, 20 May 2016 16:10:58 GMT kevinlfw 2016-05-20T16:10:58Z NXP Kinetis Bootloader 2.0.0 with KDS code size question https://community.nxp.com/t5/Kinetis-Microcontrollers/NXP-Kinetis-Bootloader-2-0-0-with-KDS-code-size-question/m-p/488833#M30134 <HTML><HEAD></HEAD><BODY><P>I import the Bootloader 2.0.0 with MKL25Z4 bootloader.</P><P></P><P>Why are the Code size so big?</P><P>If it need 69kb flash size, it means that customer can't choose less than 128k flash MCU?</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="未命名.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/26626iE98DD6DEBA9031C1/image-size/large?v=v2&amp;px=999" role="button" title="未命名.png" alt="未命名.png" /></span></P><P></P><P></P><P>BTW, does have bootloader of KDS with processor expert <SPAN lang="en">version?</SPAN></P><P><SPAN lang="en"></SPAN></P></BODY></HTML> Fri, 20 May 2016 11:30:36 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/NXP-Kinetis-Bootloader-2-0-0-with-KDS-code-size-question/m-p/488833#M30134 kriske 2016-05-20T11:30:36Z Re: NXP Kinetis Bootloader 2.0.0 with KDS code size question https://community.nxp.com/t5/Kinetis-Microcontrollers/NXP-Kinetis-Bootloader-2-0-0-with-KDS-code-size-question/m-p/488834#M30135 <HTML><HEAD></HEAD><BODY><P>FWIW, I built the MKL25Z4 freedom_bootloader project in IAR EWARM, with all peripherals enabled, and I'm seeing the image size is less than 40k.&nbsp; Disabling all peripherals but UART and I'm seeing an image size of about 19k. </P></BODY></HTML> Fri, 20 May 2016 16:10:58 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/NXP-Kinetis-Bootloader-2-0-0-with-KDS-code-size-question/m-p/488834#M30135 kevinlfw 2016-05-20T16:10:58Z Re: NXP Kinetis Bootloader 2.0.0 with KDS code size question https://community.nxp.com/t5/Kinetis-Microcontrollers/NXP-Kinetis-Bootloader-2-0-0-with-KDS-code-size-question/m-p/488835#M30136 <HTML><HEAD></HEAD><BODY><P>Hi</P><P></P><P>Trying enabling code size optimisation.</P><P>If max. application size is important there is also the uTasker KBOOT implementation that is compatible:</P><P><A class="jive-link-external-small" href="https://community.freescale.com/external-link.jspa?url=http%3A%2F%2Fwww.utasker.com%2Fkinetis%2FFRDM-KL25Z.html" rel="nofollow" target="_blank">http://www.utasker.com/kinetis/FRDM-KL25Z.html</A></P><P>This allows KBOOT UART, KBOOT USB and also USB-MSD (all enabed together) to fit in about 19k when built with KDS (GCC). KBOOT UART compatibility requires around 8k if only UART is needed.</P><P>When built with IAR it is about 5..10% smaller.</P><P></P><P>Regards</P><P></P><P>Mark</P></BODY></HTML> Fri, 20 May 2016 16:21:29 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/NXP-Kinetis-Bootloader-2-0-0-with-KDS-code-size-question/m-p/488835#M30136 mjbcswitzerland 2016-05-20T16:21:29Z