Kinetis Design StudioのトピックKinetis flash write is very slow https://community.nxp.com/t5/Kinetis-Design-Studio/Kinetis-flash-write-is-very-slow/m-p/473495#M5232 <HTML><HEAD></HEAD><BODY><P>Hi guys,</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Nowadays, I'm playing around with an FRDM-K22F dev board and it's remarkably slow to update its flash. I'm using the cmsisdap configuration from KDS over the OpenSDA port and it takes almost a minute. My expectation would be about 1-2 sec. Is this normal? How can I massively speed it up?</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Thanks!</P><P>- Laci</P></BODY></HTML> Thu, 28 Jan 2016 18:30:16 GMT laszlomonda 2016-01-28T18:30:16Z Kinetis flash write is very slow https://community.nxp.com/t5/Kinetis-Design-Studio/Kinetis-flash-write-is-very-slow/m-p/473495#M5232 <HTML><HEAD></HEAD><BODY><P>Hi guys,</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Nowadays, I'm playing around with an FRDM-K22F dev board and it's remarkably slow to update its flash. I'm using the cmsisdap configuration from KDS over the OpenSDA port and it takes almost a minute. My expectation would be about 1-2 sec. Is this normal? How can I massively speed it up?</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Thanks!</P><P>- Laci</P></BODY></HTML> Thu, 28 Jan 2016 18:30:16 GMT https://community.nxp.com/t5/Kinetis-Design-Studio/Kinetis-flash-write-is-very-slow/m-p/473495#M5232 laszlomonda 2016-01-28T18:30:16Z Re: Kinetis flash write is very slow https://community.nxp.com/t5/Kinetis-Design-Studio/Kinetis-flash-write-is-very-slow/m-p/473496#M5233 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Erich ever wrote article about Speeding up the Debug Launch in CodeWarrior, it's also for KDS.</P><P><A href="http://mcuoneclipse.com/2012/10/30/speeding-up-the-debug-launch-in-codewarrior/" title="http://mcuoneclipse.com/2012/10/30/speeding-up-the-debug-launch-in-codewarrior/">Speeding up the Debug Launch in CodeWarrior | MCU on Eclipse</A></P><P></P><P>besides, I don't know how big your project is. i tested download with a bare board new project, it can be downloaded to target in several seconds. however if your project code size is big, the download speed can be 1sec, it's normal.</P><P></P><P>I suggest you try Open SDA&nbsp; Jlink interface,&nbsp; see attached jlink firmware.</P><P></P><P>meanwhile, to avoid old associations, I also suggest you test download with creating a brand new workspace. then create a new project in this new workspace to test again.</P><P>some customers feed back, some virus defender or fire wall can slow the download speed, please disable them and test again.</P><P></P><P><BR />Have a great day,<BR />Jennie Zhang</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Fri, 29 Jan 2016 07:56:04 GMT https://community.nxp.com/t5/Kinetis-Design-Studio/Kinetis-flash-write-is-very-slow/m-p/473496#M5233 ZhangJennie 2016-01-29T07:56:04Z Re: Kinetis flash write is very slow https://community.nxp.com/t5/Kinetis-Design-Studio/Kinetis-flash-write-is-very-slow/m-p/473497#M5234 <HTML><HEAD></HEAD><BODY><P>Hi Jennie,</P><P></P><P>Your suggestion has made a world of difference! My problem was not the build time but the flashing time. It was taking <A href="https://www.youtube.com/watch?v=l3uYGjXHNGM" target="_blank"><STRONG>a minute</STRONG> to flash the dev_hid_audio_bm_frdmk22f demo over cmsisdap</A> and <A href="https://www.youtube.com/watch?v=1kfk54IIwHI" target="_blank"><STRONG>a second</STRONG> over jlink</A>.</P><P></P><P>Thank you so much!</P><P>- Laci</P></BODY></HTML> Fri, 29 Jan 2016 15:04:05 GMT https://community.nxp.com/t5/Kinetis-Design-Studio/Kinetis-flash-write-is-very-slow/m-p/473497#M5234 laszlomonda 2016-01-29T15:04:05Z Re: Kinetis flash write is very slow https://community.nxp.com/t5/Kinetis-Design-Studio/Kinetis-flash-write-is-very-slow/m-p/473498#M5235 <HTML><HEAD></HEAD><BODY><P>Good news! </P><P>You are welcome!</P><P></P><P>Best Regards,</P><P>Jennie</P></BODY></HTML> Sat, 30 Jan 2016 01:26:11 GMT https://community.nxp.com/t5/Kinetis-Design-Studio/Kinetis-flash-write-is-very-slow/m-p/473498#M5235 ZhangJennie 2016-01-30T01:26:11Z