topic Problem with reset pin KV4 in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/Problem-with-reset-pin-KV4/m-p/559705#M33805 <HTML><HEAD></HEAD><BODY><P>Hi,</P></BODY></HTML> Tue, 12 Jul 2016 06:19:29 GMT petrzbranek 2016-07-12T06:19:29Z Problem with reset pin KV4 https://community.nxp.com/t5/Kinetis-Microcontrollers/Problem-with-reset-pin-KV4/m-p/559705#M33805 <HTML><HEAD></HEAD><BODY><P>Hi,</P></BODY></HTML> Tue, 12 Jul 2016 06:19:29 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/Problem-with-reset-pin-KV4/m-p/559705#M33805 petrzbranek 2016-07-12T06:19:29Z Re: Problem with reset pin KV4 https://community.nxp.com/t5/Kinetis-Microcontrollers/Problem-with-reset-pin-KV4/m-p/559706#M33806 <HTML><HEAD></HEAD><BODY><P>Hi Petr,</P><P></P><P>Were you able to flash the MCU once? Maybe the problem is related to the SWD connection and not with the configuration of the pin, the recommended SWD connection is the following:</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_0.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/38276i02D1045139BE311A/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_0.png" alt="pastedImage_0.png" /></span></P><P></P><P>It is also recommended to place a 100 nF capacitor in the RESET_b pin close to the MCU for transient protection and an external 4.7 kΩ to 10 kΩ pullup resistor.</P><P></P><P>Hope it helps!</P><P></P><P>Best Regards,</P><P>Carlos Mendoza</P><P>Technical Support Engineer</P><P>-----------------------------------------------------------------------------------------------------------------------</P><P>Note: If this post answers your question, please click the Correct Answer button. Thank you!</P><P>-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Wed, 13 Jul 2016 15:53:42 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/Problem-with-reset-pin-KV4/m-p/559706#M33806 Carlos_Mendoza 2016-07-13T15:53:42Z