Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/Series1/EFM32GG11B/EFM32GG11B110F2048IQ64/VDAC0/COMBDATA#0x0
Combined Data Register
Channel 0 Data
Channel 1 Data
https://github.com/cmsis-svd/cmsis-svd-data