https://devzone.nordicsemi.com/f/nordic-q-a/71025/nrf52810-sleep-problemWe are using powerdown() function to put the procesor in sleep mode for the said time We are facing following difficulties 1. It does not work if we use nrf_delay_ms() function in the code 2. If we use the tmer2 interrupt to get the required dealyen-USTelligent Community 13Fri, 29 Jan 2021 11:01:06 GMThttps://devzone.nordicsemi.com/thread/291960?ContentTypeID=1Fri, 29 Jan 2021 11:01:06 GMT137ad170-7792-4731-bb38-c0d22fbe4515:62f554cb-dda5-4d24-90c4-5da1ef649b05Jared<p>Hi,</p> <p>The WFE( Wait For Event) instruction will suspend the processors execution until a IRQ interrupt. Which means that if you observe that the processor &quot;wakes up&quot; immediately then it&#39;s properly due to a Interrupt firing most probably from either the RTC or the Timer peripheral.</p> <p>regards</p> <p>Jared&nbsp;</p> <div> <p></p> </div><div style="clear:both;"></div>