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R01UH0336EJ0102 Rev.1.02
Page 1159 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 20 CAN Controller (FCN)
Figure 20-32
Reception via Interrupt (Using FCNnCMRGRX Register)
No
Yes
Yes
No
No
or
*2
START
Clear
FCNnCMRGRX.FCNnCMRGRVFF
FCNnCMRGRX.
FCNnCMRGRVFF
= 1?
Read FCNnCMRGRX register
Generation of receive
completion interrupt
END
Yes
Correct data is read
Illegal data is read
B
A
A
B
FCNnCMRGRX.
FCNnCMRGSSPM
= 1?
Read FCNnMmDATx,
FCNnMmDTLGB, and
FCNnMmMID0W registers
Clear
FCNnMmCTL.FCNnMmDTNF
FCNnMmCTL.FCNnMmDTNF = 0
and
FCNnMmCTL.FCNnMmMUCF = 0?
*1
Содержание V850 Series
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