Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Keil/AT32F425xx_v2/TMR16/ISTS#0x0
Interrupt status register
Overflow interrupt flag
Channel 1 interrupt flag
Channel 4 interrupt flag
HALL interrupt flag
Brake interrupt flag
Channel 1 recapture flag
https://github.com/cmsis-svd/cmsis-svd-data