HD66503 Datasheet, PDF (18/27 Pages) Hitachi Semiconductor – (240-Channel Common Driver with Internal LCD Timing Circuit)

HD66503
Example of System Configuration (3)
Figure 14 shows a system configuration for a 320 × 480-dot LCD panel using segment driver HD66520
with internal bit-map RAM. Refer to Timing Chart (2) for details.
A0 to A15
DB0 to DB7
CS, WE, OE
3/81/ ^6/
LS0
HD66520
LS1
(ID No.0)
SHL
HD66520
(ID No.2)
V_CC
LS1
LS0
SHL
320
com1
com2
LCD
com239
com240
com241
com242
com479
com480
V_CC
Power supply circuit
320
V_CC
V_CC
LS1
HD66520
LS0
(ID No.1)
SHL
LS0
HD66520
(ID No.3) ^LS1
SHL
V1, V2, V5, V6
V1, V2, V3, V4
Figure 14 System Configuration (3)
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