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HD66503 Datasheet(PDF) 15 Page - Hitachi Semiconductor

Part No. HD66503
Description  (240-Channel Common Driver with Internal LCD Timing Circuit)
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Maker  HITACHI [Hitachi Semiconductor]
Homepage  http://www.renesas.com/eng
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HD66503 Datasheet(HTML) 15 Page - Hitachi Semiconductor

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HD66503
941
Example of System Configuration (1)
Figure 11 shows a system configuration for a 240
× 160-dot LCD panel using segment driver HD66520
with internal bit-map RAM. All required functions can be prepared for liquid crystal display with just two
chips except for liquid crystal display power supply circuit functions. Refer to Timing Chart (1) for
details.
X1 , X2, X3,
……… X240
SHL
DISPOFF
DUTY
M/S
DOC
/
6
/
1
/
1
MWS0 to 5
MEOR
RESET
VCC
CR
V1, V2, V3, V4
RC
LCD
240
seg1
seg2
seg159
seg160
Line scan direction
DOC
FLM, CL1, M
LCD driver
LCD display timing control circuit
HD66503
V1, V2, V5, V6
DISPOFF
Power supply circuit
A0 to A15
DB0 to DB7
CS, WE, OE
16
/
8
/
3
/
3
/
1
/
1
/
Figure 11 System Configuration (1)


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