nRF52 and NFC reset loop on custom hardwarehttps://devzone.nordicsemi.com/f/nordic-q-a/15710/nrf52-and-nfc-reset-loop-on-custom-hardwareHi, Edited topic to match the issue: I&#39;ve just started poking around with nrf52 chip and I&#39;m now in process of waking up custom hardware, but I seem to have issue with NFC. It&#39;s propably something in the hardware, but I&#39;m having hard time diggingen-USTelligent Community 13Wed, 17 Aug 2016 06:32:07 GMTRE: nRF52 and NFC reset loop on custom hardwarehttps://devzone.nordicsemi.com/thread/59973?ContentTypeID=1Wed, 17 Aug 2016 06:32:07 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6c6829a6-9ffa-4af4-a4f6-3596a731a1fbJuhaS<p>Answering to myself then, it seems to be the NFC HAL Debug to UART that goes into some error mode and is used with LOG_HAL_NFC in hal_nfc_t2t.c - so after disabling this HAL logging it seems to be ok.</p><div style="clear:both;"></div>RE: nRF52 and NFC reset loop on custom hardwarehttps://devzone.nordicsemi.com/thread/59972?ContentTypeID=1Mon, 15 Aug 2016 07:43:43 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9ec69528-15c3-47ac-bccb-be02b5e9846aJuhaS<p>Looking RESETREAS register with debugger and it indicates that reset source is SREQ, what can trigger it?</p><div style="clear:both;"></div>