HD6417618 RENESAS [Renesas Technology Corp], HD6417618 Datasheet - Page 158

• Manufacturer Part Number: HD6417618
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7618 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 7 Bus State Controller (BSC)
• CS5BWCR
Rev. 6.00 Jun. 12, 2007 Page 126 of 610
REJ09B0131-0600
Bit
31 to 19
18
17
16
15 to 13
12
11
Bit Name

WW2
WW1
WW0

SW1
SW0
Initial
Value
All 0
0
0
0
All 0
0
0
R/W
R
R/W
R/W
R/W
R
R/W
R/W
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
Number of Write Access Wait Cycles
Specify the number of cycles that are necessary for write
access.
000: Same number of cycles as WR3 to WR0 setting
001: 0 cycle
010: 1 cycle
011: 2 cycles
100: 3 cycles
101: 4 cycles
110: 5 cycles
111: 6 cycles
Reserved
These bits are always read as 0. The write value should
always be 0.
Number of Delay Cycles from Address, CSn Assertion to
RD, WEn (BEn) Assertion
Specify the number of delay cycles from address and
CSn assertion to RD and WEn (BEn) assertion.
00: 0.5 cycles
01: 1.5 cycles
10: 2.5 cycles
11: 3.5 cycles
(read access wait)