h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 917

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

MRA—DTC Mode Register A
Bit
Initial value
Read/Write
Undefined
SM1
—
7
Source Address Mode
0
1
Undefined
—
SM0
0
1
—
6
SAR is fixed
SAR is incremented after a transfer
(by +1 when Sz = 0; by +2 when Sz = 1)
SAR is decremented after a transfer
(by -1 when Sz = 0; by -2 when Sz = 1)
Undefined
DM1
—
5
Destination Address Mode
0
1
Undefined
—
DM0
0
1
—
4
DAR is fixed
DAR is incremented after a transfer
(by +1 when Sz = 0; by +2 when Sz = 1)
DAR is decremented after a transfer
(by -1 when Sz = 0; by -2 when Sz = 1)
Undefined
Rev. 5.00 Sep 22, 2005 page 891 of 1136
MD1
H'EBC0–H'EFBF
—
3
DTC Mode
0
1
Undefined
Appendix B Internal I/O Register
DTC Transfer Mode Select
MD0
0 Destination side is repeat
1 Source side is repeat area
0
1
0
1
—
2
area or block area
or block area
Normal mode
Repeat mode
Block transfer mode
—
DTC Data Transfer Size
0 Byte-size transfer
1 Word-size transfer
Undefined
DTS
—
1
REJ09B0257-0500
Undefined
Sz
—
0
DTC