LFCLKSRC

nRF5340 Product Specification

Address offset: 0x518

Clock source for LFCLK

Bit number 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
ID A A
Reset 0x00000001 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
ID R/W Field Value ID Value Description
A

RW

SRC

Select which LFCLK source is started by the LFCLKSTART task

LFRC

1

32.768 kHz RC oscillator

LFXO

2

32.768 kHz crystal oscillator

LFSYNT

3

32.768 kHz synthesized from HFCLK