HD66740 Datasheet, PDF (86/95 Pages) Hitachi Semiconductor – 112 x 80-dot Graphics LCD Controller/Driver

HD66740
Timing Characteristics
68-system Bus Operation
RS
R/W
CS*
E
DB0
to DB7
DB0
to DB7
V IH
V IL
tASE
VIH
VIL
tAHE
V IL
PWEH*1
VIL
PW EL
V IH
V IH
VIL
V IL
VIL
tEr
t Ef
tCYCE
tDSWE
tHE
VIH _{Write data} VIH
V IL
V IL
t DDRE
VOH1
VOL1
tDHRE
Read data ^VOH1
V OL1
Note 1: PWEH is specified in the overlapped period when CS* is low or E is high.
Figure 47 68-system Bus Timing
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