https://devzone.nordicsemi.com/f/nordic-q-a/35748/nrf51822-how-to-know-compiler-abstracti have nrf 51822 how to nrf51822 compiler abstract xxAA or xxAC !!??en-USTelligent Community 13Tue, 26 Jun 2018 13:35:34 GMThttps://devzone.nordicsemi.com/thread/137699?ContentTypeID=1Tue, 26 Jun 2018 13:35:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5ca024c3-e1ca-41a6-8108-25120b97f725Martin Lesund<p>Hi Barus,</p> <p><br />You can find the information directly on the chip marking.</p> <p>&nbsp;</p> <p>&nbsp;</p> <p>//cheers</p><div style="clear:both;"></div>