Intel 8XC196K Series User Manual page 542

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CAN_EGMSK
(87C196CA)
Program the CAN extended global mask (CAN_EGMSK) register to mask ("don't care") specific
message identifier bits for extended message objects.
31
87C196CA
MSK4
23
MSK12
15
MSK20
7
MSK28
Bit
Bit
Number
Mnemonic
31:27
MSK4:0
26:24
23:16
MSK12:5
15:8
MSK20:13
7:0
MSK28:21
Table C-3. CAN_EGMSK Addresses and Reset Values
CAN_EGMSK (bits 0–7)
CAN_EGMSK (bits 8–15)
CAN_EGMSK (bits 16–23)
CAN_EGMSK (bits 24–31)
This register can be accessed as a byte, word, or double word.
††
After reset, this register contains the value that was written to it before
reset.
MSK3
MSK2
MSK1
MSK11
MSK10
MSK9
MSK19
MSK18
MSK17
MSK27
MSK26
MSK25
ID Mask
These bits individually mask incoming message identifier (ID) bits.
0 = mask the ID bit (accept either "0" or "1")
1 = accept only an exact match
Reserved; for compatibility with future devices, write zeros to these bits.
ID Mask
These bits individually mask incoming message identifier (ID) bits.
0 = mask the ID bit (accept either "0" or "1")
1 = accept only an exact match
Register
Reset State:
MSK0
MSK8
MSK7
MSK16
MSK15
MSK24
MSK23
Function
Address
Reset Value
1E08H
Unchanged
1E09H
Unchanged
1E0AH
Unchanged
1E0BH
Unchanged
REGISTERS
CAN_EGMSK
Address:
Table C-3
24
16
MSK6
MSK5
8
MSK14
MSK13
0
MSK22
MSK21
††
C-15

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