LM3S5C36 Datasheet, PDF (786/1068 Pages) Texas Instruments – Stellaris® LM3S5C36 Microcontroller

Controller Area Network (CAN) Module
Register 14: CAN IF1 Mask 2 (CANIF1MSK2), offset 0x02C
Register 15: CAN IF2 Mask 2 (CANIF2MSK2), offset 0x08C
This register holds extended mask information that accompanies the CANIFnMSK1 register.
CAN IF1 Mask 2 (CANIF1MSK2)
CAN0 base: 0x4004.0000
Offset 0x02C
Type R/W, reset 0x0000.FFFF
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
reserved
Type RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
MXTD MDIR reserved
MSK
Type R/W
R/W
RO
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
1
1
1
0
0
0
0
0
1
1
1
1
1
1
1
1
Bit/Field
31:16
15
Name
reserved
MXTD
Type
RO
R/W
Reset
0x0000
1
Description
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
Mask Extended Identifier
Value
0
1
Description
The extended identifier bit (XTD in the CANIFnARB2
register) has no effect on the acceptance filtering.
The extended identifier bit XTD is used for acceptance
filtering.
14
MDIR
R/W
1
Mask Message Direction
Value
0
1
Description
The message direction bit (DIR in the CANIFnARB2
register) has no effect for acceptance filtering.
The message direction bit DIR is used for acceptance
filtering.
13
reserved
RO
1
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
786
January 23, 2012
Texas Instruments-Production Data