AT90CAN128-16AE ATMEL Corporation, AT90CAN128-16AE Datasheet - Page 258

• Manufacturer Part Number: AT90CAN128-16AE
• Description: 8-bit Avr Microcontroller With 128K Bytes of Isp Flash And CAN Controller.flash (Kbytes) 128 Vcc (V) 2.7-5.5 EEPROM (Kbytes) 4 SRAM (bytes) 4K CAN (mess. Obj.) 15
• Manufacturer: ATMEL Corporation

CAN Identifier Mask Registers
-
CANIDM1, CANIDM2,
CANIDM3, and CANIDM4
258
AT90CAN128
V2.0 part A • Bit 31:21 – IDMSK10:0: Identifier Mask
• Bit 2 – RTRTAG: Remote Transmission Request Tag
RTR bit of the remote or data frame to send.
This tag is updated with the corresponding value of the remote or data frame received.
• Bit 1 – RB1TAG: Reserved Bit 1 Tag
RB1 bit of the remote or data frame to send.
This tag is updated with the corresponding value of the remote or data frame received.
• Bit 0 – RB0TAG: Reserved Bit 0 Tag
RB0 bit of the remote or data frame to send.
This tag is updated with the corresponding value of the remote or data frame received.
• Bit 20:3 – Reserved Bits
These bits are reserved for future use. For compatibility with future devices, they must
be written to zero when CANIDMn are written.
• Bit 2 – RTRMSK: Remote Transmission Request Mask
• Bit 1 – Reserved Bit
This bit is reserved for future use. For compatibility with future devices, it must be written
to zero when CANIDTn are written.
Bit
Bit
Read/Write
Initial Value
Bit
Bit
Read/Write
Initial Value
–
–
–
–
V2.0 part A
V2.0 part B
0 - comparison true forced
1 - bit comparison enabled.
0 - comparison true forced
1 - bit comparison enabled.
IDMSK10
IDMSK12
IDMSK20
IDMSK28
IDMSK2
IDMSK4
31/23
31/23
15/7
R/W
15/7
R/W
-
-
-
-
IDMSK11
IDMSK19
IDMSK27
IDMSK1
IDMSK9
IDMSK3
30/22
30/22
14/6
R/W
14/6
R/W
-
-
-
-
IDMSK10
IDMSK18
IDMSK26
IDMSK0
IDMSK8
IDMSK2
29/21
29/21
13/5
R/W
13/5
R/W
-
-
-
-
IDMSK17
IDMSK25
IDMSK7
IDMSK1
IDMSK9
28/20
28/20
12/4
R/W
12/4
R/W
-
-
-
-
-
IDMSK16
IDMSK24
IDMSK6
IDMSK0
IDMSK8
27/19
27/19
11/3
R/W
11/3
R/W
-
-
-
-
-
IDMSK15
IDMSK23
RTRMSK
RTRMSK
IDMSK5
IDMSK7
26/18
26/18
10/2
R/W
10/2
R/W
-
-
-
-
IDMSK14
IDMSK22
IDMSK4
IDMSK6
25/17
25/17
R/W
R/W
9/1
9/1
-
-
-
-
-
-
IDMSK13
IDMSK21
IDEMSK
IDMSK3
IDEMSK
IDMSK5
24/16
24/16
R/W
R/W
8/0
8/0
-
-
-
-
4250C–CAN–03/04
CANIDM4
CANIDM3
CANIDM2
CANIDM1
CANIDM4
CANIDM3
CANIDM2
CANIDM1