Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Holtek/HT32F125x/I2C/I2C_SR#0x0
I2C_SR
STA
STO
ADRS
GCS
ARBLOS
RXNACK
BUSERR
RXDNE
TXDE
RXBF
BUSBUSY
MASTER
TXNRX
Reserved.
https://github.com/cmsis-svd/cmsis-svd-data