https://devzone.nordicsemi.com/f/nordic-q-a/79436/timer-accuracyhi support team， customer want to setup a timer with 800 us and then 1200 us and then repeatedly without any delay. for now i use timer to set channel 1 with 800 us cc value, in compare handler, stop it and clear the counter and set cc value to 1200en-USTelligent Community 13Thu, 09 Sep 2021 10:01:34 GMThttps://devzone.nordicsemi.com/thread/328764?ContentTypeID=1Thu, 09 Sep 2021 10:01:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b6d235b1-60a5-4398-84ee-7de90a3657f1Kenneth<p>Why not just set 400us repeated wakeup handler, then simply have a counter incrementing in the handler, such that every %2 and %3 times&nbsp;the handler executes you run the 800us or 1200us?</p> <p>Then you don&#39;t need to dynamically adjust or update the CC register or start/stop timers, which I assume is the problem you are experiencing here.</p> <p>Best regards,<br />Kenneth</p><div style="clear:both;"></div>