SH7047 Datasheet, PDF (493/764 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTMRISC engine Family/SH7000 Series

Register
Name Bit
Bit Name R/W Description
MBx[15], 1, 0
MBx[16]*
MBx[17], 15 to 0
MBx[18]*
EXTID_LAFM R/W
[17:16]
EXTID_LAFM R/W
[15:0]
Local Acceptance Filter Mask for Extended ID
The EXTID_LAFM filters the extended identifier of
the receive message that is stored in the mailbox
(MBx[1] to MBx[3]).
0: CAN extended ID corresponding to the mailbox is
enabled (Care)
1: CAN extended ID corresponding to the mailbox is
disabled (Don't care)
Note: * When MBC = B'001, B'010, B'100, and B'101, these registers become a local
acceptance filter mask (LAFM) field.
Table 15.2 Mailbox Configuration Bit Setting
Data
Remote
Remote
Frame Frame Data Frame Frame
MBC[2] MBC[1] MBC[0] Transmit Transmit Receive Receive
0
0
0
Yes
Yes
No
No
0
0
1
Yes
Yes
No
Yes
0
1
0
No
No
Yes
Yes
0
1
1
—
—
—
—
1
0
0
No
Yes
Yes
Yes
1
0
1
No
Yes
Yes
No
1
1
0
Setting prohibited
1
1
1
Mailbox inactive
Remarks
• Not allowed for mailbox 0
• Time-trigger can be used
• Can be used with ATX
• Not allowed for mailbox 0
• LAFM can be used
• Allowed for mailbox 0
• LAFM can be used
Setting prohibited
• Not allowed for mailbox 0
• LAFM can be used
• Not allowed for mailbox 0
• LAFM can be used
Rev. 2.00, 09/04, page 453 of 720