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R01UH0336EJ0102 Rev.1.02
Page 1081 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 20 CAN Controller (FCN)
Figure 20-2
FCN Module Clock
Note
f
CAN
:
FCN reference clock
f
CANMOD
: FCN module system clock
f
TQ
:
CAN protocol layer reference system clock
Caution
FCNnCMBRPRS can be write-accessed only in initialization mode.
FCNnGMCSPRSC[3:0]
Prescaler
FCNn module bit-rate prescaler register (FCNnCMBRPRS)
Baud rate generator
FCNn module
bit-rate register
(FCNnCMBTCTL)
f
CAN
f
CANMOD
f
TQ
0
0
0
0
FCNnCMBRPRS[7:0]
FCNn global clock selection register (FCNnGMCSPRE)