Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Keil/AT32F415xx_v2/ACC/CTRL1#0x0
Control register 1
Internal high-speed clock calibration ready
Enable trim
RSLOST error interrupt enable
CALRDY interrupt enable
STEP
https://github.com/cmsis-svd/cmsis-svd-data