How does NRF52840 chip use SPIM3 peripherals to enter low power consumptionhttps://devzone.nordicsemi.com/f/nordic-q-a/76412/how-does-nrf52840-chip-use-spim3-peripherals-to-enter-low-power-consumptionAfter nrf52840 uses the SPIM3 peripheral to send data, turn off the SPIM3 peripheral to enter low power consumption, and there will be 700UA current; if the SPIM3 peripheral is not used to send data (only for SPIM3 initialization, after entering low poweren-USTelligent Community 13Wed, 16 Jun 2021 13:59:50 GMTRE: How does NRF52840 chip use SPIM3 peripherals to enter low power consumptionhttps://devzone.nordicsemi.com/thread/315657?ContentTypeID=1Wed, 16 Jun 2021 13:59:50 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0ef8ca19-b2a5-40fc-9426-182d79928cfeJared<p>Hi there,</p> <ul> <li>Are you using a custom board or the development kti?</li> <li>Is the 700 µA current static after you enter low power mode or is it peaks?</li> <li>Does the current change if you disconnect it from the slave when you enter low power mode?</li> </ul> <p>regards</p> <p>Jared</p><div style="clear:both;"></div>RE: How does NRF52840 chip use SPIM3 peripherals to enter low power consumptionhttps://devzone.nordicsemi.com/thread/315632?ContentTypeID=1Wed, 16 Jun 2021 13:13:58 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8f76d8dd-df4b-4132-97cb-688d77910271awneil<p>Are you sure it&#39;s actually the&nbsp;<span>SPIM3 peripheral that&#39;s taking (all) the excess current? Perhaps the slave(s) it&#39;s connected to are (also) drawing extra current ... ?</span></p> <p><span></span></p><div style="clear:both;"></div>