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R01UH0336EJ0102 Rev.1.02
Page 1093 of 1538
Jul 17, 2014
V850E2/PG4-L
Section 20 CAN Controller (FCN)
Note
The setting of FCNnMmSSMT is also valid to select masks in conjunction with
remote frame reception. To receive remote frames in receive message buffers,
the FCNnMmSSRT flag of the message buffer must be set.
Caution
Be sure to write 0 to bit 1.
(4)
FCNnMmMID0H, FCNnMmMID1H, FCNnMmMID0W - FCNn Message ID
Register m
These registers are used to set an identifier (ID).
Access
FCNnMmMID0H and FCNnMmMID1H can be read/written in 16-bit units.
FCNnMmMID0W can be read/written in 32-bit units.
Address
FCNnMmMID0H: <FCNn_base> + 0 9028
H
+ m × 40
H
FCNnMmMID1H: <FCNn_base> + 0 9030
H
+ m × 40
H
FCNnMmMID0W: <FCNn_base> + 1 1028
H
+ m × 40
H
Initial value
FCNnMmMID0H
0000
H
FCNnMmMID1H
0000
H
FCNnMmMID0W
0000 0000
H
This register can be initialized by various reset operations.
(a)
FCNnMmMID0H
FCNnMmSSMT[3:0]
Message Buffer Type Setting
0000
B
Transmit message buffer
0001
B
Receive message buffer (no mask setting)
0010
B
Receive message buffer (mask 1 set)
0011
B
Receive message buffer (mask 2 set)
0100
B
Receive message buffer (mask 3 set)
0101
B
Receive message buffer (mask 4 set)
0110
B
Receive message buffer (mask 5 set)
0111
B
Receive message buffer (mask 6 set)
1000
B
Receive message buffer (mask 7 set)
1001
B
Receive message buffer (mask 8 set)
Other than the above
Setting prohibited
FCNnMmSSAM
Message Buffer Assignment
0
Message buffer not used.
1
Message buffer used.
15
14
13
12
11
10
9
8
FCNnMmSSID[15:8]
7
6
5
4
3
2
1
0
FCNnMmSSID[7:0]
Содержание V850 Series
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