SH7059 Datasheet, PDF (211/1042 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

9. Bus State Controller (BSC)
9.3 Accessing External Space
A strobe signal is output in external space accesses to provide primarily for SRAM or ROM direct connections.
9.3.1 Basic Timing
Figure 9.3 shows the basic timing of external space access. External access bus cycles are performed in 2 states.
T₁
T₂
CK
Address
Read
CSn
RD
Data
Write
,
Data
Figure 9.3 Basic Timing of External Space Access
Rev.3.00 Mar. 12, 2008 Page 121 of 948
REJ09B0177-0300