topic Re: MKL04Z16 - SWD_CLK as Output in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/MKL04Z16-SWD-CLK-as-Output/m-p/848885#M51063 <HTML><HEAD></HEAD><BODY><P>Hi Juergen,</P><P>This pin can be configured as GPIO Output.<BR />But it's not recommended due to it will effect SWD function when you want to debug it again.<BR />You may need to recover it by specify method: <A href="https://mcuoneclipse.com/2013/06/16/bricking-and-recovering-frdm-kl25z-boards-reset-swd-clock-and-low-power/">Bricking and Recovering FRDM-KL25Z Boards: Reset, SWD Clock and Low Power</A></P><P></P><P>Best Regards,</P><P>Robin</P><P style="min- padding: 0px;">&nbsp;</P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Sat, 08 Dec 2018 02:47:36 GMT Robin_Shen 2018-12-08T02:47:36Z MKL04Z16 - SWD_CLK as Output https://community.nxp.com/t5/Kinetis-Microcontrollers/MKL04Z16-SWD-CLK-as-Output/m-p/848884#M51062 <HTML><HEAD></HEAD><BODY><P>Hello community,</P><P></P><P>i have a design with a MKL04Z16 controller and we want to use the Pin 30 (SWD_CLK in default) as GPIO Output.&nbsp;</P><P></P><P>It is possible to use this as output (see screenshot)<span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/63607i1F06DDDB8A6881DB/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.png" alt="pastedImage_1.png" /></span></P><P></P><P>But is it possible after flashing the SWD_CLK as output to debug again ?</P><P></P><P>Thanks in advance.</P><P></P><P>Best regards,</P><P>Juergen</P></BODY></HTML> Fri, 07 Dec 2018 13:01:36 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/MKL04Z16-SWD-CLK-as-Output/m-p/848884#M51062 juergene 2018-12-07T13:01:36Z Re: MKL04Z16 - SWD_CLK as Output https://community.nxp.com/t5/Kinetis-Microcontrollers/MKL04Z16-SWD-CLK-as-Output/m-p/848885#M51063 <HTML><HEAD></HEAD><BODY><P>Hi Juergen,</P><P>This pin can be configured as GPIO Output.<BR />But it's not recommended due to it will effect SWD function when you want to debug it again.<BR />You may need to recover it by specify method: <A href="https://mcuoneclipse.com/2013/06/16/bricking-and-recovering-frdm-kl25z-boards-reset-swd-clock-and-low-power/">Bricking and Recovering FRDM-KL25Z Boards: Reset, SWD Clock and Low Power</A></P><P></P><P>Best Regards,</P><P>Robin</P><P style="min- padding: 0px;">&nbsp;</P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Sat, 08 Dec 2018 02:47:36 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/MKL04Z16-SWD-CLK-as-Output/m-p/848885#M51063 Robin_Shen 2018-12-08T02:47:36Z