nRF51-DK mBed code not working on nRF51822 custom hardware (but using nRF51822-mkit target half-works...)https://devzone.nordicsemi.com/f/nordic-q-a/14609/nrf51-dk-mbed-code-not-working-on-nrf51822-custom-hardware-but-using-nrf51822-mkit-target-half-worksQuestion for anyone familiar with mBed code on nRF51 devices (I have cross posted on mBed, but trying my luck here too): I&#39;m developing an nRF51822 program using the nRF51-DK dev kit which claims to support development for both the nRF51822 &amp; nRF51422en-USTelligent Community 13Mon, 11 Jul 2016 15:03:18 GMTRE: nRF51-DK mBed code not working on nRF51822 custom hardware (but using nRF51822-mkit target half-works...)https://devzone.nordicsemi.com/thread/55754?ContentTypeID=1Mon, 11 Jul 2016 15:03:18 GMT137ad170-7792-4731-bb38-c0d22fbe4515:bb9c829f-5c61-494c-93e6-8508a6318428Tanasis!<p>Maybe you are not configuring Flash/RAM correctly in the linker and/or the clock-freq in the softdevice. Check this one: <a href="http://turlucode.com/metwear-custom-ble-firmware/">turlucode.com/.../</a></p><div style="clear:both;"></div>RE: nRF51-DK mBed code not working on nRF51822 custom hardware (but using nRF51822-mkit target half-works...)https://devzone.nordicsemi.com/thread/55753?ContentTypeID=1Tue, 21 Jun 2016 10:32:37 GMT137ad170-7792-4731-bb38-c0d22fbe4515:16819619-ea46-4edb-9c8e-35fb9989bb3eAnders Strand<p>The first thing that strikes me is that your custom hardware does not have the same pin connections as the dev kits. Are you able to configure the SPI and i2c pins in your mBed code? The difference between the mKit and the newest development kits is that the mKit uses an older version of the nRF51. Which hardware revision of the nRF51 are you using on your custom hardware?</p><div style="clear:both;"></div>