Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Microchip Technology/ATSAME51J19A/PDEC/INTENSET#0x0
Interrupt Enable Set
Overflow/Underflow Interrupt Enable
Error Interrupt Enable
Direction Interrupt Enable
Velocity Interrupt Enable
Channel 0 Compare Match Enable
Channel 1 Compare Match Enable
https://github.com/cmsis-svd/cmsis-svd-data