Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Holtek/HT32F275x/GPIOA/GPIOA_DRVR#0x0
GPIOA_DRVR
DV0
DV1
DV2
DV3
DV4
DV5
DV6
DV7
Reserved.
https://github.com/cmsis-svd/cmsis-svd-data