EPL09060 데이터 시트보기 (PDF) - ELAN Microelectronics
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EPL09060 Datasheet PDF : 54 Pages
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EPL09060
9 COM/60 SEG LCD Driver
7.3.3 Common Driver Circuit
The Common driver circuit consists of nine drive circuits. One of the four LCD driving
level is selected by the combination of FR (internal) and the data from the sift register.
V0
VSS
V4
V1
VCON
Shift Data
VCOFF
C O M 0 ~ 7,C O M I
FR
(internal)
Figure 12 Common Driver Circuit
Scan
FR
Data
H
H
L
L
H
L
Power save mode
COMs Output
Voltage
VSS
V0
V1
V4
VSS
7.3.4 Segment Driver Circuit
The Segment driver circuit consists of 60 driver circuits. One the four LCD driving
level is selected by the combination of FR (internal) and the display data transferred
from the latch circuit.
VSS
V0
V3
V2
VSON
Display Data
VSOFF
SEG0~59
FR
(internal)
Figure 13 Common Driver Circuit
Display FR
Data
H
H
L
L
H
L
Power save
mode
SEGs Output Voltage
Normal
Display
Inverse
Display
V0
VSS
V2
V3
V2
V3
V0
VSS
VSS
20 •
Product Specification (V1.0) 12.28.2005
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