Renesas H8SX series, Hardware Manual

Page: 496 / 846

Section 13 Controller Area Network (HCAN)
Rev. 3.00 Mar. 14, 2006 Page 458 of 804
REJ09B0104-0300
13.3.4 Mailbox Configuration Register (MBCR)
MBCR sets the transfer direction for each mailbox.
15
MBCR7
0
R/W
14
MBCR6
0
R/W
13
MBCR5
0
R/W
12
MBCR4
0
R/W
11
MBCR3
0
R/W
8
—
1
R
10
MBCR2
0
R/W
9
MBCR1
0
R/W
Bit
Bit Name
Initial Value
R/W
7
MBCR15
0
R/W
6
MBCR14
0
R/W
5
MBCR13
0
R/W
4
MBCR12
0
R/W
3
MBCR11
0
R/W
0
MBCR8
0
R/W
2
MBCR10
0
R/W
1
MBCR9
0
R/W
Bit
Bit Name
Initial Value
R/W
Bit Bit Name
Initial
Value R/W
Description
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
MBCR7
MBCR6
MBCR5
MBCR4
MBCR3
MBCR2
MBCR1

MBCR15
MBCR14
MBCR13
MBCR12
MBCR11
MBCR10
MBCR9
MBCR8
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
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
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 is a read-only bit and cannot
be modified.
Downloaded from Elcodis.com electronic components distributor