h8s-2169 Renesas Electronics Corporation., h8s-2169 Datasheet - Page 922

• Manufacturer Part Number: h8s-2169
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Appendix B Internal I/O Registers
MRA—DTC Mode Register A
Rev. 3.00 Jan 18, 2006 page 894 of 1044
REJ09B0280-0300
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
MD1
H'EC00–H'EFFF
—
3
DTC mode
0
1
Undefined
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
Undefined
Sz
—
0
DTC