Renesas HD6417641 Hardware Manual page 342

32-bit risc microcomputer superh risc engine family / sh7641 series
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Section 12 Bus State Controller (BSC)
Bit
Bit Name
5 to 2
1
HW1
0
HW0
• CS5AWCR
Bit
Bit Name
31 to 19
18
WW2
17
WW1
16
WW0
15 to 13
Rev. 4.00 Sep. 14, 2005 Page 292 of 982
REJ09B0023-0400
Initial
Value
R/W
Description
All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
Delay Cycles from RD, WEn Negation to Address, CSn
0
R/W
Negation
0
R/W
Specify the number of delay cycles from RD and WEn
negation to address and CSn negation.
00: 0.5 cycles
01: 1.5 cycles
10: 2.5 cycles
11: 3.5 cycles
Initial
Value
R/W
Description
All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
0
R/W
Number of Write Access Wait Cycles
0
R/W
Specify the number of cycles that are necessary for
write access.
0
R/W
000: The same cycles as WR[3:0] setting (number of
001: No cycle
010: 1 cycle
011: 2 cycles
100: 3 cycles
101: 4 cycles
110: 5 cycles
111: 6 cycles
All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
read access wait cycles)

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