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32180 Group User’s Manual (Rev.1.0)
13.2 CAN Module Related Registers
CAN MODULE
Slot 0
Slot 1
Slot 2
Slot 13
Slot 14
Slot 15
Slots controlled by
the global mask register
Slot controlled by local mask register A
Slot controlled by local mask register B
ID of received
frame ID set in slot
Mask register
set value
0: The received message and slot IDs are
not checked for matching and handled as
"Don't care" (masked)
1: The received message and slot IDs are
checked for matching
Mask bit value
Acceptance judgment signal
Acceptance judgment signal
0: The received message is ignored
(not stored in any slot)
1: The received message is stored in
the slot that has the matching ID
Figure 13.2.14 Relationship between the Mask Registers and the Controlled Slots
Figure 13.2.15 Concept of Acceptance Filtering
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