maining of Build code of nRF51822https://devzone.nordicsemi.com/f/nordic-q-a/73397/maining-of-build-code-of-nrf51822Please help to tell the meaning of the &quot;built code&quot; after the NRF51822-QFAA-R7y There is mention &quot;(H0) of built code. Is there any functional / firmware / hardware difference between different built code?en-USTelligent Community 13Tue, 30 Mar 2021 12:53:07 GMTRE: maining of Build code of nRF51822https://devzone.nordicsemi.com/thread/302589?ContentTypeID=1Tue, 30 Mar 2021 12:53:07 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ee47e90c-44c2-4f43-b3f5-c7e83759342fSimonr<p>Hi</p> <p>You can see details on what the various <a href="https://infocenter.nordicsemi.com/topic/comp_matrix_nrf51/COMP/nrf51/nRF51822_ic_revision_overview.html">build codes means here for the nRF51822</a>. H0 means that it is a revision 3 chip of the QFN48 package with 256kB Flash and 16kB of RAM.</p> <p>Best regards,</p> <p>Simon</p><div style="clear:both;"></div>