M306NKT3-RPD-E User’s Manual 4. Hardware Specifications

REJ10J0326-0400 Rev.4.00 Sep. 01, 2006 Page 79 of 104

Figure 4.4 Memory expansion mode and microprocessor mode (3 wait, accessing external area)
Read timing

Write timing

BCLK
ADi
ALE
DBi
td(BCLK-CS) th(BCLK-CS)
tcyc
td(BCLK-AD) th(BCLK-AD)
th(RD-CS)
td(BCLK-ALE)
th(BCLK-ALE) th(RD-AD)
td(BCLK-RD) th(BCLK-RD)
tac2(RD-DB)
Hi-Z
tsu(DB-RD) th(RD-DB)
BCLK
ADi
ALE
DBi
td(BCLK-CS) th(BCLK-CS)
tcyc
td(BCLK-AD)
td(BCLK-ALE)
th(BCLK-ALE) th(WR-AD)
td(BCLK-WR) th(BCLK-WR)
td(BCLK-DB)
Hi-Z
td(DB-WR)
th(BCLK-AD)
th(WR-CS)
th(WR-DB)
th(BCLK-DB)
CSi
BHE
RD
CSi
BHE
WR,
WRL, WRH