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R01UH0336EJ0102 Rev.1.02
Page 1139 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 20 CAN Controller (FCN)
Figure 20-15
Re-initialization with Software Reset Function
START
END
No
Yes
Yes
No
No
Yes
The period of software reset
(FCNnGMCLCTL.FCNnGMCLSESR = 1)
is about
- 550 CLK
Execute software reset
(FCNnGMCLCTL.FCNnGMCLSESR = 1)
FCNnGMCLCTL.
FCNnGMCLECCF
= 0?
FCNnGMCLCTL.
FCNnGMCLSORF
= 0?
FCNnGMCLCTL.
FCNnGMCLPWOM
= 0?
Initialize message buffers
Set FCNnGMCSPRE register
Set
FCNnGMCLCTL.FCNnGMCLPWOM
Set FCNnCMIECTL register
Set FCNnCMMKCTLx register
Set
FCNnCMBRPRS register and
FCNnCMBTCTL register
Set
FCNnCMCLCTL.FCNnCMCLMDOF[2:0]
Operating mode:
Normal operating mode, normal operating mode with ABT,
receive-only mode, single-shot mode, self-test mode