SAM V71 Xplained Ultra has two MCAN modules that performs communication according to ISO11898-1 (Bosch CAN specification 2.0 part A,B) and Bosch CAN FD specification V1.0.
MCAN1 is connected to an on-board ATA6561 CAN physical-layer transceiver, Table 1 shows connections between the ATSAMV71Q21 and the ATA6561.