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R01UH0336EJ0102 Rev.1.02
Page 1098 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 20 CAN Controller (FCN)
Caution
Do not set FCNnMmTRQF and FCNnMmRDYF at the same time. Set
FCNnMmRDYF = 1, and then set FCNnMmTRQF = 1.
Caution 1.
Be sure to set FCNnMmIENF and FCNnMmRDYF separately.
Caution 2. Do not set FCNnMmTRQF and FCNnMmRDYF to 1 at the same time. Set
FCNnMmRDYF = 1, and then set FCNnMmTRQF = 1.
Caution 3. Do not clear FCNnMmRDYF to 0 during message transmission. To redefine
the message buffer, perform the transmission abort processing to clear
FCNnMmRDYF.
Caution 4. Clearing of FCNnMmRDYF may take some time, depending on activity of the
CAN controller. Repeat the clearing access until reading of FCNnMmRDYF
confirms that the bit has been cleared.
Caution 5. Make sure that FCNnMmRDYF is cleared before writing to another message
buffer register by checking the status of FCNnMmRDYF.
FCNnMmSETR
FCNnMmCLTR
Setting FCNnMmTRQF
0
1
FCNnMmTRQF is cleared to 0.
1
0
FCNnMmTRQF is set to 1.
Other than the above
FCNnMmTRQF is not changed.
FCNnMmSERY
FCNnMmCLRY
Setting FCNnMmRDYF
0
1
FCNnMmRDYF is cleared to 0.
1
0
FCNnMmRDYF is set to 1.
Other than the above
FCNnMmRDYF is not changed.
Содержание V850 Series
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