User Guide

11
5 – Port Description
Note:
Port names have the name of the CAN instance as a prefix, e.g. CAN_RX.
Fabric main connection input ports names have "F2M" as a suffix, e.g. CAN _RX_F2M.
Fabric extra connection input ports names have "I2F" as a suffix, e.g. CAN_RX_I2F.
Fabric output and output-enable ports names have "M2F" and "M2F_OE" as a suffix, e.g.
CAN_RX_M2F and CAN_ RX_M2F_OE.
PAD ports are automatically promoted to top throughout the design hierarchy.
Table 5-1 • Port Description
Port Name Port Group Direction Description
RX CAN_PADS
CAN_FABRIC
In Local receive signal.
TX CAN_PADS
CAN_FABRIC
Out CAN bus transmit signal.
TX_EN_N CAN_PADS
CAN_FABRIC
Out External driver control signal. / This is used to disable an
external CAN transceiver. / TX_EN_N is asserted when the
CAN controller is stopped or if the CAN state is bus-off.