Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32wb0/STM32WB05/RADIO_REG_REG/DEMOD_DIG_OUT#0x0
DEMOD_DIG_OUT register
CI field
aac_found
pd_found
rx_end
https://github.com/modm-io/cmsis-svd-stm32