HD6417144 RENESAS [Renesas Technology Corp], HD6417144 Datasheet - Page 203

• Manufacturer Part Number: HD6417144
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family/SH7144 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Bits IW31 and IW30 in BCR2 specify the number of idle cycles inserted in the case of a write
cycle to CS3 and CS7 spaces or a read access to different space after CS3 and CS7 space read.
Bits IW21 and IW20 specify the number of idle cycles inserted for CS2 and CS6 spaces, bits
IW11 and IW10 specify for CS1 and CS5 spaces, and bits IW01 and IW00 specify for CS0 and
CS4 spaces, respectively.
Address
WRxx
CSm
Data
CSn
RD
CK
Figure 9.7 Example of Idle Cycle Insertion
T1
CSn space read
T2
Idle cycles
Tidle
Rev.4.00 Mar. 27, 2008 Page 159 of 882
CSm space write
T1
9. Bus State Controller (BSC)
T2
REJ09B0108-0400