Color Display System Block Diagram (3)
An example of dual-chip display system is shown below.
+12V +5V
LCX024AK
+12.0 or +13.5V
Composite video
Y/C
Y/color difference
Decoder/Driver
CXA1785AR
SYNC
FRP
+5V
TG
CXD2411AR
RED
GREEN
BLUE
VCOM
HST
HCK1
HCK2
VST
VCK
EN
CLR
LCD panel
NTSC/PAL
LCX024AK
(Refer to CXD2411AR data sheet.)
RGT
When the CXA1785AR and the CXD2411AR are used, connect BLK (Pin 5) of the LCD panel to VSS or leave
that pin open. The LCX024AK specification conforms to the LCX005BK specification.
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