3.4.4 Dual CAN Interfaces

The SAMA7G54-EK features two MCP2542FD transceivers.

The MCP2542FD is a high-speed CAN transceiver that provides the interface between the Controller Area Network (CAN) protocol controller and the physical two-wire bus. For more information about the MCP2542FD, refer to the product web page.

Figure 3-41. Dual CAN Interfaces
Table 3-32. CAN Signal Descriptions
PIOSignal NameSharedSignal Description
PD12CANTX0_PD12CAN transmit port 0
PD13CANRX_PD13CAN receive port 0
PC15CAN0_STBY_PC15CAN standby port 0
PD14CANTX1_PD14CAN transmit port 1
PD15CANRX1_PD15CAN receive port 1
PC16CAN1_STBY_PC16CAN standby port 1
Table 3-33. CAN Connector J17 Signal Descriptions
Pin No.Signal NameSignal Description
1CAN0_HDifferential positive port 0
2CAN0_LDifferential negative port 0
3GNDCommon ground
4CAN1_HDifferential positive port 1
5CAN1_LDifferential negative port 1