Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Texas Instruments/CC26x0/AON_RTC/SUBSECINC#0x0
Subseconds Increment Value added to SUBSEC.VALUE on every SCLK_LFclock cycle.
VALUEINC
https://github.com/cmsis-svd/cmsis-svd-data