Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Toshiba/M367/PI/PDN#0x0
PI Pull-Down Control Register
PI0DN
PI1DN
PI2DN
PI3DN
PI4DN
PI5DN
PI6DN
PI7DN
https://github.com/cmsis-svd/cmsis-svd-data