pcf2104 NXP Semiconductors, pcf2104 Datasheet - Page 33

• Manufacturer Part Number: pcf2104
• Description: Pcf2104x Lcd Controller/driver
• Manufacturer: NXP Semiconductors

Philips Semiconductors
16 TIMING DIAGRAMS
1997 Dec 16
handbook, full pagewidth
handbook, full pagewidth
LCD controller/driver
Fig.27 Parallel bus read operation sequence; reading data from PCF2104x to microcontroller.
Fig.26 Parallel bus write operation sequence; writing data from microcontroller to PCF2104x.
DB0 to DB7
DB0 to DB7
R/W
R/W
RS
RS
E
E
V
V
V
V IH1
IL1
V
V
V
IH1
IL1
t AS
IH1
IL1
IL1
V
t AS
V
IH1
V
IL1
IH1
PW
PW
33
EH
t DDR
V OH1
V OL1
EH
V
V IH1
V IL1
t DSW
V
IH1
V
IH1
IL1
Valid Data
V
V
IH1
IL1
V
V
T cy
IH1
IL1
T
V
cy
IL1
t AH
t AH
t
V
t AH
DHR
t AH
t
IH1
H
V
V OH1
V OL1
IL1
V
V
IH1
IL1
V
V
IL1
IL1
MLA799 - 1
MLA798 - 1
Product specification
PCF2104x