h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 970

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Appendix B Internal I/O Register
MC121—Message Control 121
MC122—Message Control 122
MC123—Message Control 123
MC124—Message Control 124
MC125—Message Control 125
MC126—Message Control 126
MC127—Message Control 127
MC128—Message Control 128
Rev. 5.00 Sep 22, 2005 page 944 of 1136
REJ09B0257-0500
MC121
Bit
Initial value
Read/Write
MC122
Bit
Initial value
Read/Write
MC123
Bit
Initial value
Read/Write
Undefined
Undefined
Undefined
R/W
R/W
—
—
—
—
7
7
7
Undefined
Undefined
Undefined
R/W
R/W
—
—
—
—
6
6
6
Undefined
Undefined
Undefined
R/W
R/W
—
—
—
—
5
5
5
Data Length Code
0
Other than
the above
1
Undefined
Undefined
Undefined
0
1
0
R/W
R/W
—
—
—
—
4
4
4
0
1
0
1
0
0
1
0
1
0
1
0
1
0
Undefined
Undefined
Undefined
H'F880
H'F881
H'F882
H'F883
H'F884
H'F885
H'F886
H'F887
DLC3
R/W
R/W
Data length = 0 byte
Data length = 1 byte
Data length = 2 bytes
Data length = 3 bytes
Data length = 4 bytes
Data length = 5 bytes
Data length = 6 bytes
Data length = 7 bytes
Data length = 8 bytes
Setting prohibited
—
—
—
3
3
3
Undefined
Undefined
Undefined
DLC2
R/W
R/W
—
—
—
2
2
2
Undefined
Undefined
Undefined
DLC1
R/W
R/W
—
—
—
1
1
1
Undefined
Undefined
Undefined
DLC0
R/W
R/W
—
—
—
0
0
0
HCAN
HCAN
HCAN
HCAN
HCAN
HCAN
HCAN
HCAN