AT89C51CC03CA-7CTUM ATMEL [ATMEL Corporation], AT89C51CC03CA-7CTUM Datasheet - Page 124

• Manufacturer Part Number: AT89C51CC03CA-7CTUM
• Description: Enhanced 8-bit MCU with CAN Controller and Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

124
AT89C51CC03
Table 77. CANIDM4 Register for V2.0 part A
CANIDM4 for V2.0 part A (S:C7h)
CAN Identifier Mask Registers 4
Note:
No default value after reset.
Table 78. CANIDM1 Register for V2.0 part B
CANIDM1 for V2.0 part B (S:C4h)
CAN Identifier Mask Registers 1
Note:
No default value after reset.
IDMSK 28
Number
Number
Bit
Bit
7-3
7-0
7
2
1
0
7
-
The ID Mask is only used for reception.
The ID Mask is only used for reception.
Bit Mnemonic Description
Bit Mnemonic Description
IDMSK 27
IDMSK28:21
RTRMSK
IDEMSK
6
6
-
-
-
IDMSK 26
Reserved
The values read from these bits are indeterminate. Do not set these bits.
Remote Transmission Request Mask Value
0 - comparison true forced.
1 - bit comparison enabled.
Reserved
The value read from this bit is indeterminate. Do not set this bit.
IDentifier Extension Mask Value
0 - comparison true forced.
1 - bit comparison enabled.
IDentifier Mask Value
0 - comparison true forced.
1 - bit comparison enabled.
See Figure 54.
5
5
-
IDMSK 25
4
4
-
IDMSK 24
3
3
-
IDMSK 23
RTRMSK
2
2
IDMSK 22
4182K–CAN–05/06
1
1
-
IDMSK 21
IDEMSK
0
0