HD66750 Datasheet, PDF (93/96 Pages) Hitachi Semiconductor – 128 x 128-dot Graphics LCD Controller/Driver with Four-grayscale Functions

Timing Characteristics
68-system Bus Operation
HD66750/1
RS
R/W
CS*
E
DB0
to DB15
DB0
to DB15
VIH
VIL
tASE
VIH
VIL
tAHE
VIL
VIL
*1
PWEH
PWEL
VIH
VIH
VIL
VIL
VIL
tEr
tEf
tCYCE
tD SWE
tHE
VIH
VIL
Write data
VIH
VIL
tD DRE
tDHR E
VO H1
VO L1
Read data
VOH1
VOL1
Note 1: PWEH is specified in the overlapped period when CS* is low and E is high.
Figure 62 68-system Bus Timing
93