https://devzone.nordicsemi.com/f/nordic-q-a/69138/cdc-acm-on-nrf52840-dkHi everyone, after months of working with the nRF52840 dongle I decided to buy the nRF52840 DK. I work with the ide SEGGER EMBEDDED STUDIO. I tried to get the blinky example to work and succeeded. After that I tried to get the ACM CDC example to worken-USTelligent Community 13Mon, 07 Dec 2020 12:34:38 GMThttps://devzone.nordicsemi.com/thread/283533?ContentTypeID=1Mon, 07 Dec 2020 12:34:38 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f104b1ac-4ace-4555-a3fe-5d8c4a282b81Kenneth<p>Hi,</p> <p>Have you connected both the USB connectors to the PC (one for debugger/programmer, the other for nRF52840)?</p> <p>Kenneth</p><div style="clear:both;"></div>