https://devzone.nordicsemi.com/f/nordic-q-a/3970/where-is-nrfjproj-exeHi. I have been trying to follow nAN-29 to migrate from Keil to Eclipse without success. I was excited to find the blog, devzone.nordicsemi.com/.../ . The blog suggests that my tool chain needs to be replaced, but before replacing, the blog recommendsen-USTelligent Community 13Thu, 02 Oct 2014 07:50:31 GMThttps://devzone.nordicsemi.com/thread/14283?ContentTypeID=1Thu, 02 Oct 2014 07:50:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ad3ad6b5-aa2d-4402-acdc-0dc99df3292cVidar Berg<p>Hi,</p> <p>nrfjprog is included in the nRF51-tools installler found at the product download page <a href="https://www.nordicsemi.com/eng/Products/Bluetooth-Smart-Bluetooth-low-energy/nRF51822">(link)</a>. I also see that you&#39;re using SDK 5.2., but I would recommend using the latest version for all new projects.</p> <p>Note that version SDK 5.2 support s110 version 6 only.</p><div style="clear:both;"></div>