 English |
|
|
|
|
|
|
|
| HD44780U Datasheet, PDF (58/59 Pages) Hitachi Semiconductor – Dot Matrix Liquid Crystal Display Controller/Driver | |||
| |||
| ◁ |
HD44780U
Timing Characteristics
VIH1
RS
VIL1
tAS
VIH1
VIL1
tAH
R/W
E
VIL1
PWEH
VIH1
VIL1
tEr
VIH1
VIL1
tDSW
VIL1
tAH
tEf
tH
VIL1
DB0 to DB7
VIH1
VIL1
Valid data
tcycE
VIH1
VIL1
Figure 25 Write Operation
VIH1
RS
VIL1
tAS
VIH1
VIL1
tAH
R/W
E
VIH1
PWEH
VIH1
VIL1
tEr
tDDR
VIH1
VIL1
VIH1
tAH
tEf
tDHR
VIL1
DB0 to DB7
VOH1
VOL1 *
Valid data
tcycE
VOH1
* VOL1
Note: * VOL1 is assumed to be 0.8 V at 2 MHz operation.
Figure 26 Read Operation
58
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese