CHAPTER 11 FCAN CONTROLLER
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User’s Manual U14492EJ3V0UD
(6) CAN message ID registers L00 to L31 and H00 to H31
(M_IDL00 to M_IDL31 and M_IDH00 to M_IDH31)
The M_IDLn and M_IDHn registers are areas used to set identifiers (n = 00 to 31).
These registers can be read/written in 16-bit units.
When in standard format mode, any data can be stored in the following areas.
Bits ID17 to ID10: First byte of receive data
Note
is stored.
Bits ID9 to ID2:
Second byte of receive data
Note
is stored.
Bits ID1, ID0:
Third byte (higher two bits) of receive data
Note
is stored.
Note
See
11.10 (5) CAN message data registers n0 to n7 (M_DATAn0 to M_DATAn7) (n = 00 to 31)
.
14
0
13
0
12
ID28
2
ID18
3
ID19
4
ID20
5
ID21
6
ID22
7
ID23
8
ID24
9
ID25
10
ID26
11
ID27
15
IDE
1
ID17
0
ID16
M_IDHn
(n = 00 to 31)
Address
See
Table 11-19
Initial value
Undefined
14
ID14
13
ID13
12
ID12
2
ID2
3
ID3
4
ID4
5
ID5
6
ID6
7
ID7
8
ID8
9
ID9
10
ID10
11
ID11
15
ID15
1
ID1
0
ID0
M_IDLn
(n = 00 to 31)
Address
See
Table 11-18
Initial value
Undefined
Bit Position
Bit Name
Function
15
(M_IDHn)
IDE
(M_IDHn)
Specifies format setting mode.
0: Standard format mode (ID28 to ID18: 11 bits)
1: Extended format mode (ID28 to ID0: 29 bits)
Remark
n = 00 to 31
Содержание V850E/IA1 mPD703116
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