Renesas H8S/2633 Series Hardware Manual page 263

When RCTS is set to 1, the CAS signal timing differs when reading and writing, being asserted Ω
cycle earlier when reading.
Read
Write
Note: n=2 to 5
T
p
ø
A23 to A0
AS
CSn (RAS)
CAS, LCAS
HWR (WE)
RD
D15 toD0
CAS, LCAS
HWR (WE)
RD
D15 to D0
Figure 7-15 Basic Access Timing
T T
r c1
row column
RCTS= 0
RCTS= 1
T
c2
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