HD6412240 RENESAS [Renesas Technology Corp], HD6412240 Datasheet - Page 686

• Manufacturer Part Number: HD6412240
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Appendix B Register Field
B.2
MRA—DTC Mode Register A
Rev.3.00 Mar. 26, 2007 Page 644 of 772
REJ09B0355-0300
Bit
Initial value
Read/Write
Register Descriptions
:
:
:
Source Address Mode
Undefined
0
1
SM1
—
7
—
0
1
Undefined
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)
SM0
—
6
Destination Address Mode
0
1
Undefined
—
0
1
DM1
—
5
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
DM0
DTC Mode
—
4
0
1
0
1
0
1
Undefined
H'F800—H'FBFF
MD1
—
Normal mode
Repeat mode
Block transfer mode
—
3
Undefined
DTC Transfer Mode Select
MD0
—
0
1
2
Destination side is repeat
area or block area
Source side is repeat area
or block area
Undefined
DTS
—
1
0
1
DTC Data
Transfer Size
Undefined
Sz
Byte-size
transfer
Word-size
transfer
—
0
DTC