HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 1143

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

MAR0AH—Memory Address Register 0AH
MAR0AL—Memory Address Register 0AL
IOAR0A—I/O Address Register 0A
Bit
IOAR0A
Initial value
Read/Write
Bit
MAR0AH
Initial value
Read/Write
Bit
MAR0AL
Initial value
Read/Write
(Not supported in H8S/2321)
(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 source address
In short address mode: Specifies transfer source/transfer destination address
In full address mode: Not used
R/W
R/W
15
31
15
—
—
0
*
*
R/W
R/W
30
14
14
—
—
0
*
*
R/W
R/W
29
13
13
—
—
0
*
*
R/W
R/W
28
12
—
—
12
0
*
*
R/W
R/W
27
11
—
—
11
0
*
*
R/W
R/W
26
10
—
—
10
0
*
*
R/W
R/W
25
—
—
0
9
*
9
*
R/W
R/W
24
—
—
0
8
*
8
*
Rev.6.00 Sep. 27, 2007 Page 1113 of 1268
H'FEE0
H'FEE2
H'FEE4
R/W
R/W
R/W
23
7
*
*
7
*
R/W
R/W
R/W
22
6
*
*
6
*
Appendix B Internal I/O Registers
R/W
R/W
R/W
21
*
5
*
5
*
R/W
R/W
R/W
20
4
*
*
4
*
R/W
R/W
R/W
19
*
3
*
3
*
REJ09B0220-0600
R/W
R/W
R/W
18
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
*