Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/STMicroelectronics/STM32W108/PWR/PWR_WAKEPBR#0x0
Wake GPIO Port B register
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
https://github.com/cmsis-svd/cmsis-svd-data