LM3S8933 Luminary Micro, Inc, LM3S8933 Datasheet - Page 446

• Manufacturer Part Number: LM3S8933
• Description: Lm3s8933 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Reset
Reset
Type
Type
Controller Area Network (CAN) Module
CAN IF1 Mask 2 (CANIF1MSK2)
CAN0 base: 0x4004.0000
Offset 0x02C
Type R/W, reset 0x0000.FFFF
446
Bit/Field
31:16
12:0
15
14
13
MXtd
R/W
RO
31
15
0
1
MDir
R/W
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.
RO
30
14
0
1
reserved
reserved
reserved
RO
RO
29
13
0
1
Name
MXtd
MDir
Msk
R/W
RO
28
12
0
0
R/W
RO
27
11
0
0
Type
R/W
R/W
R/W
RO
RO
R/W
RO
26
10
0
0
0x0000
Reset
0xFF
R/W
0x1
0x1
0x1
RO
25
0
9
0
Preliminary
R/W
RO
24
0
8
0
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
0: The extended identifier bit (Xtd in the CANIFnARB2 register) has
no effect on the acceptance filtering.
1: The extended identifier bit Xtd is used for acceptance filtering.
Mask Message Direction
0: The message direction bit (Dir in the CANIFnARB2 register) has
no effect for acceptance filtering.
1: The message direction bit Dir is used for acceptance filtering.
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.
Identifier Mask
0: The corresponding identifier bit (ID) in the message object cannot
inhibit the match in acceptance filtering.
1: The corresponding identifier bit (ID) is used for acceptance filtering.
reserved
R/W
RO
23
0
7
1
Msk
R/W
RO
22
0
6
1
R/W
RO
21
0
5
1
R/W
RO
20
0
4
1
R/W
RO
19
0
3
1
R/W
RO
18
0
2
1
July 25, 2008
R/W
RO
17
0
1
1
R/W
RO
16
0
0
1