Renesas RH850 Series

RH850 Series CAN Transmit Procedure (CAN FD Mode)
R01AN6029EJ0100 Rev.1.0 Page
39
of 42
May 10, 2017
9. Appendix
9.1 Request to Transmit Buffer
The interrupt source that activates depends on the request to be issued to the transmit buffer and the conditions under
which transmission is stopped.
Table 8-1 lists the requests to the transmit buffer and the interrupt sources.
Table 9-1 Requests to Transmit Buffer and Interrupt Sources
TMCp register
Event
Transmission result
(TMTRF [1: 0] flag in
the TMSTSp register)
Interrupt Source
Transmit
request
(TMTR)
Transmit
abort
request
(TMTAR)
One-shot
transmit
request
(TMOM)
“1”
“0”
“0”
Transmission completion
“B’10”
Transmission
completion:
No abort request
Transmission
completion interrupt
Arbitration lost or error
occurs
“B’00”
Transmitting
None
“1”
“1”
“0”
Transmission completion
“B’11”
Transmission
completion:
Abort request
Transmission
completion interrupt
Arbitration lost or error
occurs
“B’01”
Transmission abort
completion
Transmit abort
interrupt
“1”
“0”
“1”
Transmission completion
“B’10”
Transmission
completion:
No abort request
Transmission
completion interrupt
Arbitration lost or error
occurs
“B’01”
Transmission abort
completion
Transmit abort
interrupt
“1”
“1”
“1”
Transmission completion
“B’11”
Transmission
completion:
Abort request
Transmission
completion interrupt
Arbitration lost or error
occurs
“B’01”
Transmission abort
completion
Transmit abort
interrupt
“0”
“x”
“x”
Cannot be set
9.2 CAN-related Interrupt Sources
Table 8-2 shows the CAN-related interrupt sources.