https://devzone.nordicsemi.com/f/nordic-q-a/991/can-we-use-the-timer0-timer1-timer21.Can we use the Timer0/Timer1/Timer2 for doing something? 2.What source of IC the SD have used? 3.What source of IC we can use for our application? 4.I used the compare[0] and compare[1] of time1 with PPI to control two pins to output two same PWMen-USTelligent Community 13Mon, 25 Nov 2013 12:16:21 GMThttps://devzone.nordicsemi.com/thread/4691?ContentTypeID=1Mon, 25 Nov 2013 12:16:21 GMT137ad170-7792-4731-bb38-c0d22fbe4515:edd44519-73df-4ca8-9181-82dd86300bfbOle Morten<p>Please see the <a href="https://www.nordicsemi.com/eng/content/download/13238/213065/file/S110_SoftDevice_Specification%20v1.1.pdf">S110 SoftDevice specification</a> for a list of which peripherals you can and can&#39;t use when the softdevice is enabled and not.</p> <p>I&#39;m not quite sure I understand your other questions, but the latest S110 softdevice (currently 5.2.1) works on all nRF51822 revisions. For your own application, I see no reason to not use the second revision. Please take a look at the <a href="https://www.nordicsemi.com/eng/content/download/29460/494089/file/nRF51822-PCN%20v1%200.pdf">Product Change Notification</a> for details on the differences between them. There is also a <a href="https://www.nordicsemi.com/eng/content/download/35525/598833/file/nWP-018_nRF51822_Migration_Whitepaper.pdf">migration whitepaper</a>.</p> <p>As for the last question, can you please post this separately, and include your code?</p><div style="clear:both;"></div>