h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 468

• Manufacturer Part Number: h8s-2649
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 14 Controller Area Network (HCAN)
14.3.4
MBCR is a 16-bit register that is used to set the transfer direction for each mailbox.
Rev. 2.00 Dec. 05, 2005 Page 430 of 724
REJ09B0200-0200
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Bit Name
MBCR7
MBCR6
MBCR5
MBCR4
MBCR3
MBCR2
MBCR1

MBCR15
MBCR14
MBCR13
MBCR12
MBCR11
MBCR10
MBCR9
MBCR8
Mailbox Configuration Register (MBCR)
Initial
Value
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
These bits set the transfer direction for the
corresponding mailboxes 1 to 15. MBCRn determines
the transfer direction for mailbox n (n =1 to 15).
0: Corresponding mailbox is set for transmission
1: Corresponding mailbox is set for reception
Bit 8 is reserved. This bit is always read as 1. The write
value should always be 1.