HD66724 Datasheet, PDF (114/117 Pages) Hitachi Semiconductor – (Graphics LCD Controller/Driver with Key Scan Function)

HD66724/HD66725
Timing Characteristics
68-System Bus Operation
RS
R/W
CS*
E
DB0
to DB7
DB0
to DB7
VIH
VIL
tASE
VIH
VIL
tAHE
PWEH
PWEL
VIH
VIH
VIL
tEr
tEf
VIL
VIL
tCYCE
tDSWE
tHE
VIH
VIL
tDDRE
Write data ^VIH
VIL
tDHRE
VOH1 _{Read data} VOH1
VOL1
VOL1
Note: PWEH is defined as the overlapped period of the Low of CS* and the high of E.
Figure 65 68-System Bus Timing
114