Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Toshiba/M369/PB/FR2#0x0
PB Function Register 2
PB2F2
PB3F2
PB4F2
PB5F2
PB6F2
https://github.com/cmsis-svd/cmsis-svd-data