HD6417034B RENESAS [Renesas Technology Corp], HD6417034B Datasheet - Page 638

• Manufacturer Part Number: HD6417034B
• Description: 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Appendix A On-Chip Supporting Module Registers
Bit
1
Note: * During a CBR refresh, the WAIT signal is ignored and the wait state inserted using the
A.2.42
Start Address: H'5FFFFA4
Bus Width: 8/16/32
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Rev. 7.00 Jan 31, 2006 page 612 of 658
REJ09B0272-0700
Bit Name
Write wait
state control
(WW1)
RLW1 and RLW0 bits.
Wait State Control Register 2 (WCR2)
0
1
DWW7
Value
DRW7
R/W
R/W
15
1
7
1
DRAM Space
(BCRDRAME = 1)
Column address cycle: 1 cycle
(short-pitch)
Column address cycle: Wait state
is 2 cycles + WAIT (long-pitch)
(Initial value)
DWW6
DRW6
R/W
R/W
14
1
6
1
DWW5
DRW5
R/W
R/W
13
1
5
1
DWW4
DRW4
R/W
R/W
12
1
4
1
Description
DWW3
DRW3
R/W
R/W
11
Area 1 External Memory Space
(BCRDRAME = 1)
Setting prohibited
1
3
1
Wait state is 2 cycles + WAIT
DWW2
DRW2
R/W
R/W
10
1
2
1
DWW1
DRW1
R/W
R/W
9
1
1
1
DWW0
DRW0
R/W
R/W
8
1
0
1
BSC