https://devzone.nordicsemi.com/f/nordic-q-a/94769/programmer-reference-manualHi Team, I am using nrf52840 controller and SDK 16.0. I have referred to the product specification manual/data sheet already. However, I would like to have the &quot; programmer reference manual &quot; that can help me in understanding how the various APIs areen-USTelligent Community 13Tue, 13 Dec 2022 12:19:23 GMThttps://devzone.nordicsemi.com/thread/400371?ContentTypeID=1Tue, 13 Dec 2022 12:19:23 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1ffeac40-4afd-4cd1-9c40-9cdcd0f39b37SwRa<p>Hi Rajesh,</p> <p>We don&#39;t have any documentation that is more explanatory than the one already found on Infocenter..&nbsp;</p> [quote user=""]list of APIs and their brief definitions are given.[/quote] <p>It depends mostly on the API&#39;s.. For example, there are more documentation on hardware drivers like the SPI master on the infocenter page..&nbsp; Other than that, we have a lot of examples in the SDK which show you how to use the API&#39;s.</p> <p>Best Regards,</p> <p>Swathy</p><div style="clear:both;"></div>