topic Re: About the FRDM-k66 flash lock in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614240#M36469 <HTML><HEAD></HEAD><BODY><P>Hi</P><P>Do you have any success in unlocking the kinetis?<BR />I'm having the same problem.</P></BODY></HTML> Fri, 03 Mar 2017 14:46:04 GMT davicampos_le 2017-03-03T14:46:04Z About the FRDM-k66 flash lock https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614235#M36464 <HTML><HEAD></HEAD><BODY><P><span class="lia-inline-image-display-wrapper" image-alt="1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/10786i8208A4FF8D0E40BD/image-size/large?v=v2&amp;px=999" role="button" title="1.png" alt="1.png" /></span></P><P>I meet the problem ,how to do ?</P><P>Please give me some help</P></BODY></HTML> Sat, 14 Jan 2017 04:02:54 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614235#M36464 leoq 2017-01-14T04:02:54Z Re: About the FRDM-k66 flash lock https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614236#M36465 <HTML><HEAD></HEAD><BODY><P>Hi Qiuhua li,</P><P></P><P>&nbsp;&nbsp;&nbsp;&nbsp; Your chip flash is protected, and you even disabled the mass erase, I don't know whether you also secure the chip.</P><P>&nbsp;&nbsp;&nbsp; If you secure the chip, also disable the mass erase bit, and your chip is secured, then your chip is in the highest secured level III. it will can't be unsecured any more.</P><P>&nbsp;&nbsp;&nbsp; About the secure, please refer to this document:</P><P><A _jive_internal="true" data-content-finding="Community" href="https://community.nxp.com/servlet/JiveServlet/download/857127-1-396709/Kinetis Lock issue analysis and unlock way.pdf">Kinetis Lock issue analysis and unlock way.pdf</A></P><P></P><P>Wish it helps you!</P><P></P><P><BR />Have a great day,<BR />Kerry</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Mon, 16 Jan 2017 05:07:28 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614236#M36465 kerryzhou 2017-01-16T05:07:28Z Re: About the FRDM-k66 flash lock https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614237#M36466 <HTML><HEAD></HEAD><BODY><P>Hi qiuhua,</P><P>&nbsp;&nbsp;&nbsp; Please change your FRDM-K66 board 's debugger firmware to JLINK, and also install the jlink driver.</P><P>&nbsp;&nbsp;&nbsp; Then use the JLINK commander window, and input: unlock kinetis</P><P>&nbsp;&nbsp;&nbsp;&nbsp; If you still can't erased, your chip is really secured to the highest level, it can't be secured again.</P><P>&nbsp;&nbsp;&nbsp;</P><P></P><P>Please try it at first.</P><P></P><P><BR />Have a great day,<BR />Kerry</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Mon, 16 Jan 2017 05:12:38 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614237#M36466 kerryzhou 2017-01-16T05:12:38Z Re: About the FRDM-k66 flash lock https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614238#M36467 <HTML><HEAD></HEAD><BODY><P>First of all , Thank you for your answers.</P><P>I don't know the level of secured,and if use the Jlink commander input: unlock kinetis,then display Timeout:<span class="lia-inline-image-display-wrapper" image-alt="QQ截图20170121162513.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/12189i6700207A1083BDF7/image-size/large?v=v2&amp;px=999" role="button" title="QQ截图20170121162513.png" alt="QQ截图20170121162513.png" /></span></P></BODY></HTML> Sat, 21 Jan 2017 08:26:33 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614238#M36467 leoq 2017-01-21T08:26:33Z Re: About the FRDM-k66 flash lock https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614239#M36468 <HTML><HEAD></HEAD><BODY><P>Hi qiuhua li,</P><P></P><P>&nbsp; Please in theJLINK commander, input:</P><P>mem 0x400, 0x10</P><P>&nbsp; Then give me the output data.</P><P></P><P><BR />Have a great day,<BR />Kerry</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Sun, 22 Jan 2017 02:58:31 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614239#M36468 kerryzhou 2017-01-22T02:58:31Z Re: About the FRDM-k66 flash lock https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614240#M36469 <HTML><HEAD></HEAD><BODY><P>Hi</P><P>Do you have any success in unlocking the kinetis?<BR />I'm having the same problem.</P></BODY></HTML> Fri, 03 Mar 2017 14:46:04 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614240#M36469 davicampos_le 2017-03-03T14:46:04Z Re: About the FRDM-k66 flash lock https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614241#M36470 <HTML><HEAD></HEAD><BODY><P>Hi Davi Campos,</P><P>&nbsp;&nbsp; Please create a new post and give us the details for your question.</P><P>&nbsp;&nbsp; Your own board or the official board, what the debug your are using.</P><P>&nbsp;&nbsp; We will help you in your new post.</P><P></P><P><BR />Have a great day,<BR />Kerry</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Mon, 06 Mar 2017 03:30:33 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/About-the-FRDM-k66-flash-lock/m-p/614241#M36470 kerryzhou 2017-03-06T03:30:33Z