https://devzone.nordicsemi.com/f/nordic-q-a/72961/nrf52840-usb-dongle-changelog-2-0-0Hi all, In changelog 2.0.0,the X1 u pdated crystal grounding. Someone Could give me a explanation?en-USTelligent Community 13Thu, 18 Mar 2021 13:01:44 GMThttps://devzone.nordicsemi.com/thread/300671?ContentTypeID=1Thu, 18 Mar 2021 13:01:44 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8372fd5c-5ab7-48e4-80cc-682d3d326e03Amanda Hsieh<p>Hi Betty,&nbsp;</p> <p>This crystal pad and load capacitor is grounded via the crystal, to the other ground pad.</p> <p>This is to reduce noise, that are introduced on a two layer PCB. The crystal could also be grounded around:</p> <p><img alt=" " src="https://devzone.nordicsemi.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/4/7345.MicrosoftTeams_2D00_image.png" /></p> <p>-Amanda H.</p><div style="clear:both;"></div>