HD6412332 RENESAS [Renesas Technology Corp], HD6412332 Datasheet - Page 198

• Manufacturer Part Number: HD6412332
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

6.5.3
With DRAM space, the row address and column address are multiplexed. In address multiplexing,
the size of the shift of the row address is selected with bits MXC1 and MXC0 in MCR. Table 6.5
shows the relation between the settings of MXC1 and MXC0 and the shift size.
Table 6.5
Row
address
Column
address
Rev.4.00 Sep. 07, 2007 Page 168 of 1210
REJ09B0245-0400
MXC1 MXC0
0
1
—
Address Multiplexing
Address Multiplexing Settings by Bits MXC1 and MXC0
MCR
0
1
0
1
—
Shift
Size
8 bits
9 bits
10 bits
Setting
pro-
hibited
—
A
to
A
A
to
A
A
to
A
A
to
A
—
A
to
A
23
13
23
13
23
13
23
13
23
13
A
A
A
A
—
A
20
12
12
12
12
A
A
A
A
—
A
11
19
20
11
11
A
A
A
A
—
A
18
19
20
10
10
A
A
A
A
—
A
9
17
18
19
9
A
A
A
A
—
A
16
17
18
8
8
Address Pins
A
A
A
A
—
A
15
16
17
7
7
A
A
A
A
—
A
6
14
15
16
6
A
A
A
A
—
A
13
14
15
5
5
A
A
A
A
—
A
4
12
13
14
4
A
A
A
A
—
A
11
12
13
3
3
A
A
A
A
—
A
10
11
12
2
2
A
A
A
A
—
A
1
9
10
11
1
A
A
A
A
—
A
8
9
10
0
0