R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 321

• Manufacturer Part Number: R0K572030S000BE
• Description: KIT DEV FOR SH7203
• Manufacturer: Renesas Electronics America
• Series: Renesas Starter Kits (RSK)r
• Type: MCUr

Specifications of R0K572030S000BE

• Contents: CPU Board, LCD Module, E10A-Lite Emulator, Cable, QuickStart Guide and CD-ROM
• Silicon Manufacturer: Renesas
• Kit Contents: Board
• Silicon Family Name: SH7203
• Silicon Core Number: R5S72030W200FP
• Tool / Board Applications: General Purpose MCU, MPU, DSP, DSC
• Mcu Supported Families: SH7203
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: SH7203
• Lead Free Status / Rohs Status: Compliant

9.4.4
SDCR specifies the method to refresh and access SDRAM, and the types of SDRAMs to be
connected.
Initial value:
Initial value:
Bit
31 to 21 ⎯
20, 19
18
17, 16
R/W:
R/W:
Bit:
Bit:
SDRAM Control Register (SDCR)
Bit Name
A2ROW[1:0] 00
⎯
A2COL[1:0]
31
15
R
R
0
0
-
-
30
14
R
R
0
0
-
-
DEEP SLOW RFSH RMODEPDOWN BACTV
R/W
29
13
R
0
0
-
Initial
Value
All 0
0
00
R/W
28
12
R
0
0
-
R/W
27
11
R
0
0
-
R/W
R
R/W
R
R/W
R/W
26
10
R
0
0
-
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
Number of Bits of Row Address for Area 2
Specify the number of bits of row address for area 2.
00: 11 bits
01: 12 bits
10: 13 bits
11: Reserved (setting prohibited)
Reserved
This bit is always read as 0. The write value should
always be 0.
Number of Bits of Column Address for Area 2
Specify the number of bits of column address for
area 2.
00: 8 bits
01: 9 bits
10: 10 bits
11: Reserved (setting prohibited)
R/W
25
R
0
9
0
-
R/W
24
R
0
8
0
-
23
R
R
0
7
0
-
-
Rev. 3.00 Sep. 28, 2009 Page 289 of 1650
22
R
R
0
6
0
-
-
Section 9 Bus State Controller (BSC)
21
R
R
0
5
0
-
-
R/W
R/W
A2ROW[1:0]
A3ROW[1:0]
20
0
4
0
R/W
R/W
19
0
3
0
REJ09B0313-0300
18
R
R
0
2
0
-
-
R/W
R/W
A2COL[1:0]
A3COL[1:0]
17
0
1
0
R/W
R/W
16
0
0
0