https://devzone.nordicsemi.com/f/nordic-q-a/29906/nrf52-sleep-modeHello , I&#39;m using nRF52810 with SDK 14.1 base on ble_app_uart example. where i am continously receiving the GPS data via UART. i am putting my GPS module in sleep mode at every 1min for 30 second . then it will wakeup and send the data. similarlyen-USTelligent Community 13Fri, 26 Jan 2018 09:51:41 GMThttps://devzone.nordicsemi.com/thread/118933?ContentTypeID=1Fri, 26 Jan 2018 09:51:41 GMT137ad170-7792-4731-bb38-c0d22fbe4515:49e82451-0840-4ffd-8d8e-3a0b982ef74eMartinBL<p>@pktron: I think you forgot to upload your main.c. Can you edit your question and try again?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/118932?ContentTypeID=1Thu, 25 Jan 2018 22:32:54 GMT137ad170-7792-4731-bb38-c0d22fbe4515:922623b4-a6cb-43e6-b142-4f7c7404dcb9Matt<p>I don&#39;t know about the nRF52810, but for nRF52832 it will wake up when there is data from the uart rx line. BTW,with your GPS module awakes that &quot;often&quot; the battery on your unit will be drained in no time...</p><div style="clear:both;"></div>