
98
T89C51CC01
Rev. D – 17-Dec-01
Note: See Figure 33.
No default value after reset.
Table 56. CANIDT1 Register for V2.0 part A
CANIDT1 for V2.0 part A
(S:BCh)
CAN Identifier Tag Registers 1
No default value after reset.
Table 57. CANIDT2 Register for V2.0 part A
CANIDT2 for V2.0 part A
(S:BDh)
CAN Identifier Tag Registers 2
No default value after reset.
1FERR
Form error
The form error results from one or more violations of the fixed form in the
following bit fields:
CRC delimiter
acknowledgment delimiter
end_of_frame
This flag can generate an interrupt.
0 AERR
Acknowledgment error
No detection of the dominant bit in the acknowledge slot.
This flag can generate an interrupt.
Bit
Number
Bit
Mnemonic Description
76543210
IDT 10 IDT 9 IDT 8 IDT 7 IDT 6 IDT 5 IDT 4 IDT 3
Bit
Number
Bit
Mnemonic Description
7-0 IDT10:3
IDentifier tag value
See Figure 37.
76543210
IDT 2 IDT 1 IDT 0 - - - - -
Bit
Number
Bit
Mnemonic Description
7-5 IDT2:0
IDentifier tag value
See Figure 37.
4-0 -
Reserved
The values read from these bits are indeterminate. Do not set these bits.
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