r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 492

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 9 Data Transfer Controller (DTC)
Legend:
Rev. 1.00 Sep. 19, 2008 Page 464 of 1270
REJ09B0466-0100
Bit
5
4
3
2
1
0
× : Don't care
Bit Name
DM1
DM0
MD1
MD0
DTS
Sz
Initial Value
Undefined
Undefined
Undefined
Undefined
Undefined
Undefined
R/W
—
—
—
—
—
—
Description
Destination Address Mode 1 and 0
These bits specify a DAR operation after a data
transfer.
0×: DAR is fixed
10: DAR is incremented after a transfer
11: DAR is decremented after a transfer
DTC Mode
These bits specify the DTC transfer mode.
00: Normal mode
01: Repeat mode
10: Block transfer mode
11: Setting prohibited
DTC Transfer Mode Select
Specifies whether the source side or the
destination side is set to be a repeat area or block
area, in repeat mode or block transfer mode.
0: Destination side is repeat area or block area
1: Source side is repeat area or block area
DTC Data Transfer Size
Specifies the size of data to be transferred.
0: Byte-size transfer
1: Word-size transfer
(by +1 when Sz = 0; by +2 when Sz = 1)
(by –1 when Sz = 0; by –2 when Sz = 1)