52840 dongle, program using nrfjprog, got this: There is no debugger connected to the PC.https://devzone.nordicsemi.com/f/nordic-q-a/55349/52840-dongle-program-using-nrfjprog-got-this-there-is-no-debugger-connected-to-the-pcI am using 52840 dongle, program using this: nrfjprog --reset --program _build/nrf52840_xxaa.hex --family NRF52 --sectoranduicrerase, but I got There is no debugger connected to the PC. What shall I do?en-USTelligent Community 13Tue, 10 Dec 2019 07:11:10 GMTRE: 52840 dongle, program using nrfjprog, got this: There is no debugger connected to the PC.https://devzone.nordicsemi.com/thread/224598?ContentTypeID=1Tue, 10 Dec 2019 07:11:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7ad18d32-81db-4421-b348-e4c46df6548dkfcube<p>OK. Thanks. I have resolved this by using nRF connect Programmer app.</p> <p></p> <p>Thanks a lot.</p><div style="clear:both;"></div>RE: 52840 dongle, program using nrfjprog, got this: There is no debugger connected to the PC.https://devzone.nordicsemi.com/thread/224412?ContentTypeID=1Mon, 09 Dec 2019 12:24:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:419e74a3-30d2-4b63-9e54-b1202894bf22Amanda Hsieh<p>Hi,&nbsp;</p> <p></p> <p><span>The reason that nrfjprog does not work with the dongle is because you do not have a built in J-Link on the 52840 dongle.&nbsp;I would recommend reading&nbsp;</span><a href="https://devzone.nordicsemi.com/nordic/tutorials/b/getting-started/posts/nrf52840-dongle-programming-tutorial">this blog post</a><span>&nbsp;in detail.</span></p> <p><span></span></p> <p><span>-Amanda H.</span></p><div style="clear:both;"></div>