Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Holtek/HT32F275x/SCI/SCI_CR#0x0
SCI_CR
CONV
CREP
WTEN
SCIM
RETRY4_5
ENSCI
DETCNF
TXDMA
RXDMA
Reserved.
https://github.com/cmsis-svd/cmsis-svd-data