CHAPTER 11 FCAN CONTROLLER
607
User’s Manual U14492EJ3V0UD
Figure 11-34. CAN1 Control Register (C1CTRL) Settings
START
Yes
clear TMR = 1
set TMR = 0
Store timer value
when SOF occurs?
Set time stamp for
receiving
Set overwrite for
receive message
buffer
Set dominant level for
transmit pins
Set dominant level for
receive pins
Store timer value when
EOF occurs
Do not overwrite message in
DN flag (delete new message)
Set dominant level
to high level
Set dominant level
to high level
set OVM = 1
clear OVM = 0
Yes
clear OVM = 1
set OVM = 0
Store message
of DN flag?
set DLEVT = 1
clear DLEVT = 0
Yes
clear DLEVT = 1
set DLEVT = 0
Set dominant level
to low level?
set DLEVR = 1
clear DLEVR = 0
Yes
No
No
No
No
clear DLEVR = 1
set DLEVR = 0
Set dominant level
to low level?
set TMR = 1
clear TMR = 0