topic k20 unlocking by J-link in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/k20-unlocking-by-J-link/m-p/352178#M17447 <HTML><HEAD></HEAD><BODY><P>Hi-</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Got a J-Link to replace I-jet and tried again to unsecure the locked K20d50m. Here are what I got, still failed to unlock it:</P><P><span class="lia-inline-image-display-wrapper" image-alt="17646_17646.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/120088i5182297981C3E30C/image-size/large?v=v2&amp;px=999" role="button" title="17646_17646.png" alt="17646_17646.png" /></span><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_0.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/48298i9EDAEB1994A697DB/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_0.png" alt="pastedImage_0.png" /></span></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P><span class="lia-inline-image-display-wrapper" image-alt="17647_17647.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/120089i74C69DFB55BA1EC6/image-size/large?v=v2&amp;px=999" role="button" title="17647_17647.png" alt="17647_17647.png" /></span><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/48289i4A6FAE643D3CD611/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.png" alt="pastedImage_1.png" /></span></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P><span class="lia-inline-image-display-wrapper" image-alt="17648_17648.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/120090i2215485B18660C1F/image-size/large?v=v2&amp;px=999" role="button" title="17648_17648.png" alt="17648_17648.png" /></span><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_2.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/48293i1120E06A72846BDB/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_2.png" alt="pastedImage_2.png" /></span></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P><IMG class="jiveImage" style="max-height: 900px; max-width: 1200px;" /></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Also I tried J-Link command line "unlock kinetis" and erase_all_pin.jlk commander script with reset held low, none of them works for me.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Any other solutions I can try here to unsecure the locked one?</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Thanks!</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Hui</P><P><STRONG>Original Attachment has been moved to: <A _jive_internal="true" href="https://community.nxp.com/docs/DOC-337312">result_of_script.txt.zip</A></STRONG></P></BODY></HTML> Mon, 15 Dec 2014 17:21:31 GMT huishao2 2014-12-15T17:21:31Z k20 unlocking by J-link https://community.nxp.com/t5/Kinetis-Microcontrollers/k20-unlocking-by-J-link/m-p/352178#M17447 <HTML><HEAD></HEAD><BODY><P>Hi-</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Got a J-Link to replace I-jet and tried again to unsecure the locked K20d50m. Here are what I got, still failed to unlock it:</P><P><span class="lia-inline-image-display-wrapper" image-alt="17646_17646.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/120088i5182297981C3E30C/image-size/large?v=v2&amp;px=999" role="button" title="17646_17646.png" alt="17646_17646.png" /></span><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_0.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/48298i9EDAEB1994A697DB/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_0.png" alt="pastedImage_0.png" /></span></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P><span class="lia-inline-image-display-wrapper" image-alt="17647_17647.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/120089i74C69DFB55BA1EC6/image-size/large?v=v2&amp;px=999" role="button" title="17647_17647.png" alt="17647_17647.png" /></span><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/48289i4A6FAE643D3CD611/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.png" alt="pastedImage_1.png" /></span></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P><span class="lia-inline-image-display-wrapper" image-alt="17648_17648.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/120090i2215485B18660C1F/image-size/large?v=v2&amp;px=999" role="button" title="17648_17648.png" alt="17648_17648.png" /></span><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_2.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/48293i1120E06A72846BDB/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_2.png" alt="pastedImage_2.png" /></span></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P><IMG class="jiveImage" style="max-height: 900px; max-width: 1200px;" /></P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Also I tried J-Link command line "unlock kinetis" and erase_all_pin.jlk commander script with reset held low, none of them works for me.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Any other solutions I can try here to unsecure the locked one?</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Thanks!</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Hui</P><P><STRONG>Original Attachment has been moved to: <A _jive_internal="true" href="https://community.nxp.com/docs/DOC-337312">result_of_script.txt.zip</A></STRONG></P></BODY></HTML> Mon, 15 Dec 2014 17:21:31 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/k20-unlocking-by-J-link/m-p/352178#M17447 huishao2 2014-12-15T17:21:31Z