https://devzone.nordicsemi.com/f/nordic-q-a/41778/hi-i-want-to-reduce-current-my-moduleHi, I want to reduce current my module. I used SDK15.0.0ver, nRF52832 I have 2 questions. 1. I used app_uart_close(); But My module was reset again. 2. I want to advertising again. Can I use sleep_mode_enter? or I should use idle_state_handleen-USTelligent Community 13Thu, 20 Dec 2018 06:49:16 GMThttps://devzone.nordicsemi.com/thread/162591?ContentTypeID=1Thu, 20 Dec 2018 06:49:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:30aa122b-a2b1-4b1e-b6d4-1369c29fd6b2rraa<p>I didn&#39;t understand clearly but you can use sd_power_system_off. You can wake up with reset or pull up button dont forget!</p><div style="clear:both;"></div>