Processing of a transmit or receive message by TRQ and RDY flags is summarized in Table 13-16.
Table 13-16: CAN Message Processing by TRQ and RDY Bits
Message Type
Any
Receive message
Transmit message
416
Chapter 13 FCAN Interface Function
TRQ
RDY
Message Processing
×
0
Message buffer is disabled for any processing by the
assigned CAN module.
0
1
Message buffer is ready for reception.
1
1
Request for sending a remote frame.
0
1
No processing of the transmit message.
1
1
Request for message transmission.
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