Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Atmel/ATSAM3N4C/DACC/IMR#0x0
Interrupt Mask Register
Transmission Ready Interrupt Mask
End of PDC Interrupt Mask
Buffer Empty Interrupt Mask
https://github.com/cmsis-svd/cmsis-svd-data