https://devzone.nordicsemi.com/f/nordic-q-a/2225/nrf51422-dk-can-not-access-via-jlinkI have nrf51422 dk. The boards I connect to 3.3V power and via jlink to my pc. I use the JLink command line tool. I can not access the chips. Erasing is not possible and reading register gives nonsense values. It looks that the Jlink identifies a chipen-USTelligent Community 13Tue, 25 Nov 2014 14:15:53 GMThttps://devzone.nordicsemi.com/thread/9384?ContentTypeID=1Tue, 25 Nov 2014 14:15:53 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8a684795-cbbf-4c34-85c3-31f11e04ded6Adib<p>possibly the devices where from the now obosete Rev1 where the softdevice could not be deleted.</p> <p>I must replace the devices using the new nRF51422 Rev2 or respect the softdevice flash boundries.</p> <p>I mark this as solved.</p> <h2>Adib.</h2><div style="clear:both;"></div>