https://devzone.nordicsemi.com/f/nordic-q-a/25253/pid-controllerHello All, Where would I find a library file for a PID controller? Forgive me if there is an obvious answer. I&#39;m new to working with Keil. Thanks for taking the time to read this.en-USTelligent Community 13Mon, 18 Sep 2017 11:53:11 GMThttps://devzone.nordicsemi.com/thread/99497?ContentTypeID=1Mon, 18 Sep 2017 11:53:11 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ebd78deb-f414-44e7-a78a-43298135b773Bj&#248;rn Kvaale<p>No problem Hessian!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/99498?ContentTypeID=1Mon, 18 Sep 2017 10:52:29 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d0e8875a-77d6-4b85-ad03-781ace047af4Hessian<p>Thank you Bjorn</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/99496?ContentTypeID=1Mon, 18 Sep 2017 08:49:06 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0dd541e1-1f0a-4313-af52-c2e7cd3e1dfbBj&#248;rn Kvaale<p>Hey Hessian. This <a href="https://www.keil.com/pack/doc/CMSIS/DSP/html/group__PID.html">link</a> might be able to help you out. This <a href="https://os.mbed.com/questions/1904/mbed-DSP-Library-PID-Controller/">link</a> might also help. Also, the code on page 27 and onwards of this <a href="http://liu.diva-portal.org/smash/get/diva2:347417/FULLTEXT01.pdf">report</a> could also be helpful.</p><div style="clear:both;"></div>