Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Microchip Technology/ATSAME51J19A/TC0/COUNT16/SYNCBUSY#0x0
Synchronization Status
swrst
enable
CTRLB
STATUS
Counter
Period
Compare Channel 0
Compare Channel 1
https://github.com/cmsis-svd/cmsis-svd-data