Programming issue in BMD300https://devzone.nordicsemi.com/f/nordic-q-a/59585/programming-issue-in-bmd300First time I programmed the BMD 300 IC ,it got programmed and worked good.After some days later I tried program the board, But the previous code was present in the mcu, i was not able to flash the new program in it.neither i can be able to erase the olden-USTelligent Community 13Fri, 27 Mar 2020 10:55:51 GMTRE: Programming issue in BMD300https://devzone.nordicsemi.com/thread/242073?ContentTypeID=1Fri, 27 Mar 2020 10:55:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0f518db8-3694-4458-ae3f-4a65898c9dbeabinaya<p><img src="https://devzone.nordicsemi.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/4/pastedimage1585306437697v1.png" alt=" " /></p> <p>Iam&nbsp; using evaluation kit to program our custom board , our custom board does not havr segger so it is showing the id of evk</p><div style="clear:both;"></div>RE: Programming issue in BMD300https://devzone.nordicsemi.com/thread/242041?ContentTypeID=1Fri, 27 Mar 2020 09:51:38 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b2a15329-5592-48a5-8244-14feb0727eeeabinaya<p>ok sir i will try</p><div style="clear:both;"></div>RE: Programming issue in BMD300https://devzone.nordicsemi.com/thread/242036?ContentTypeID=1Fri, 27 Mar 2020 09:43:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e1473def-c45c-4172-baa4-8adc9b09602cSusheel Nuguru<p>looking at the log file, it does not seem that nrfjprog is able to write anything to the chip.</p> <p>does the following command work?</p> <p>&gt; nrfjprog -i</p><div style="clear:both;"></div>RE: Programming issue in BMD300https://devzone.nordicsemi.com/thread/242034?ContentTypeID=1Fri, 27 Mar 2020 09:40:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7076bb07-02dd-4e83-bdaf-af0333c4426dabinaya<p><a href="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/0741.log.log">devzone.nordicsemi.com/.../0741.log.log</a></p> <p>our log file</p><div style="clear:both;"></div>RE: Programming issue in BMD300https://devzone.nordicsemi.com/thread/242033?ContentTypeID=1Fri, 27 Mar 2020 09:38:18 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2fb0e432-2ca2-4ecc-8da2-18616fa7aae7abinaya<p>yes</p><div style="clear:both;"></div>RE: Programming issue in BMD300https://devzone.nordicsemi.com/thread/242032?ContentTypeID=1Fri, 27 Mar 2020 09:37:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d74a9962-c1aa-4809-a3bc-a71b9e86a7d0Susheel Nuguru<p>not sure of how that app works, have you tried asking that in the ublox forum?&nbsp;</p><div style="clear:both;"></div>