topic Re: CDC enumeration not happening in KL25 microcontroller in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384428#M20607 <HTML><HEAD></HEAD><BODY><P>Hello Erich,</P><P>did you connect J21 jumper on the board?</P><P>If you already did it, I'm sorry.</P><P>Best regards.</P><P>Yasuhiko Koumoto.</P></BODY></HTML> Fri, 13 Mar 2015 23:12:19 GMT yasuhikokoumoto 2015-03-13T23:12:19Z CDC enumeration not happening in KL25 microcontroller https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384426#M20605 <HTML><HEAD></HEAD><BODY><P><SPAN>Hi, i am using kl25 series and i have configured FSL_USB_STACK for both USB_OTG and CDC. Using this configuration I have compiled and flashed into kl25 board. But after connecting USB to the device, device is not showing inside device manager.we refered below link </SPAN><A class="jive-link-external-small" href="http://mcuoneclipse.com/2012/10/07/tutorial-usb-cdc-with-the-kl25z-freedom-board/" target="_blank">http://mcuoneclipse.com/2012/10/07/tutorial-usb-cdc-with-the-kl25z-freedom-board/</A><SPAN>.</SPAN></P></BODY></HTML> Fri, 13 Mar 2015 12:35:40 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384426#M20605 deepaksingh 2015-03-13T12:35:40Z Re: CDC enumeration not happening in KL25 microcontroller https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384427#M20606 <HTML><HEAD></HEAD><BODY><P>Hi Deepak,</P><P>are you using Kinetis Design Studio V2.0.0?</P><P></P><P>Erich</P></BODY></HTML> Fri, 13 Mar 2015 15:07:23 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384427#M20606 BlackNight 2015-03-13T15:07:23Z Re: CDC enumeration not happening in KL25 microcontroller https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384428#M20607 <HTML><HEAD></HEAD><BODY><P>Hello Erich,</P><P>did you connect J21 jumper on the board?</P><P>If you already did it, I'm sorry.</P><P>Best regards.</P><P>Yasuhiko Koumoto.</P></BODY></HTML> Fri, 13 Mar 2015 23:12:19 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384428#M20607 yasuhikokoumoto 2015-03-13T23:12:19Z Re: CDC enumeration not happening in KL25 microcontroller https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384429#M20608 <HTML><HEAD></HEAD><BODY><P>there is no J21 jumper on the FRDM-KL25Z, or did I miss it?</P><P>I'm using the board with its default jumper settings/configurations.</P></BODY></HTML> Sat, 14 Mar 2015 16:07:32 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384429#M20608 BlackNight 2015-03-14T16:07:32Z Re: CDC enumeration not happening in KL25 microcontroller https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384430#M20609 <HTML><HEAD></HEAD><BODY><P>Hello Erich,</P><P>really?</P><P>I am afraid the board had been revised.</P><P>Does your board have the below jumper?</P><P>Because no header for J21 is equipped and you should attach the header.</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_3.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/51371i799C5081DF5767BE/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_3.png" alt="pastedImage_3.png" /></span></P><P></P><P>Best regards,</P><P>Yasuhiko Koumoto.</P></BODY></HTML> Sat, 14 Mar 2015 16:46:14 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384430#M20609 yasuhikokoumoto 2015-03-14T16:46:14Z Re: CDC enumeration not happening in KL25 microcontroller https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384431#M20610 <HTML><HEAD></HEAD><BODY><P>oh, I missed that jumper, sorry. So I do have this jumper *not* set.</P></BODY></HTML> Sat, 14 Mar 2015 17:16:12 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384431#M20610 BlackNight 2015-03-14T17:16:12Z Re: CDC enumeration not happening in KL25 microcontroller https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384432#M20611 <HTML><HEAD></HEAD><BODY></BODY></HTML> Sat, 14 Mar 2015 17:35:10 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/CDC-enumeration-not-happening-in-KL25-microcontroller/m-p/384432#M20611 deepaksingh 2015-03-14T17:35:10Z