Microchip Technology SAMC21N Xplained Pro, Руководство пользователя

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Table 4-16. External Crystal Footprint
SAMC21N pin Function Shared functionality
PA14 XIN EXT3 and Shield
PA15 XOUT EXT3 and Shield
4.3.4 CAN
ATSAMC21N18A has two CAN modules that performs communication according to ISO11898-1 (Bosch
CAN specification 2.0 part A,B) and Bosch CAN FD specification V1.0.
CAN 0 and CAN 1 are connected to two on-board ATA6561 CAN physical-layer transceivers. Table 4-17
and Table 4-18 show the connections between the ATSAMC21N18A and two ATA6561 transceivers.
The CAN differential signals are connected to two 1 x 2, 100 mil pin-headerw labeled CAN 0 and CAN 1.
Table 4-17. CAN 0 Transceiver (ATA6561) Connections
SAMC21Npin Function ATA6561 function Shared functionality
PA24 CAN0 TX TXD -
PA25 CAN0 RX RXD -
Table 4-18. CAN 1 Transceiver (ATA6561) Connections
SAMC21Npin Function ATA6561 function Shared functionality
PB14 CAN1 TX TXD -
PB15 CAN1 RX RXD -
Table 4-19. CAN Header (CAN 0)
CAN header pin Function
1 CANH0
2 CANL0
Table 4-20. CAN Header (CAN 1)
CAN header pin Function
1 CANH1
2 CANL1
4.3.5 LIN
An ATA663211 LIN transceiver is mounted on the kit to convert the LIN signals from the SERCOM
module in the SAMC21N device. The LIN compatible signals are available at a 3-pin header.
SAMC21N Xplained Pro
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2017 Microchip Technology Inc.
User Guide
DS70005318A-page 21