Renesas M32R/ECU Series User Manual page 598

13
Figure 13.2.14 Relationship between the Mask Registers and the Controlled Slots
ID of received
frame
Figure 13.2.15 Concept of Acceptance Filtering
Slot 0
Slot 1
Slot 2
Slot 13
Slot 14
Slot 15
Mask register
ID set in slot set value
13.2 CAN Module Related Registers
Slots controlled by
the global mask register
Slot controlled by local mask register A
Slot controlled by local mask register B
Mask bit 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
Acceptance judgment signal
0: The received message is ignored
1: The received message is stored in
13-51
CAN MODULE
Acceptance judgment signal
(not stored in any slot)
the slot that has the matching ID
32180 Group User's Manual (Rev.1.0)