Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Toshiba/M369/PL/PDN#0x0
PL Pull-Down Control Register
PL0DN
PL1DN
PL2DN
PL3DN
PL4DN
PL5DN
PL6DN
PL7DN
https://github.com/cmsis-svd/cmsis-svd-data