HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 1147

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

ETCR1A—Transfer Count Register 1A
MAR1BH—Memory Address Register 1BH
MAR1BL—Memory Address Register 1BL
Bit
MAR1BH
Initial value
Read/Write
Bit
MAR1BL
Initial value
Read/Write
Sequential mode
Idle mode
Normal mode
Repeat mode
Block transfer mode
(Not supported in H8S/2321)
Bit
ETCR1A
Initial value
Read/Write
(Not supported in H8S/2321)
(Not supported in H8S/2321)
:
:
:
:
:
:
:
:
In short address mode: Specifies transfer source/transfer destination address
In full address mode: Specifies transfer destination address
R/W
31
15
—
—
0
*
R/W
30
14
—
—
:
:
:
:
0
*
R/W
15
R/W
*
Transfer number storage register
29
13
—
—
0
*
R/W
Block size storage register
14
*
R/W
28
12
—
—
0
*
R/W
13
*
R/W
27
11
—
—
0
*
R/W
12
*
R/W
26
10
—
—
R/W
0
*
11
*
R/W
R/W
25
—
—
0
9
10
*
*
R/W
R/W
24
—
—
0
8
*
9
*
Rev.6.00 Sep. 27, 2007 Page 1117 of 1268
H'FEF6
Transfer counter
H'FEF8
H'FEFA
R/W
R/W
R/W
23
8
*
7
*
*
R/W
R/W
R/W
7
*
22
*
6
*
Appendix B Internal I/O Registers
R/W
R/W
R/W
6
*
21
5
*
*
R/W
5
*
Block size counter
R/W
R/W
Transfer counter
20
4
*
*
R/W
4
*
R/W
R/W
19
*
3
*
R/W
REJ09B0220-0600
3
*
R/W
R/W
18
R/W
2
*
*
* : Undefined
* : Undefined
2
*
R/W
R/W
R/W
17
1
*
*
1
*
DMAC
DMAC
DMAC
R/W
R/W
R/W
16
*
0
*
0
*