NL6448AC33-15 NEC, NL6448AC33-15 Datasheet - Page 11

• Manufacturer Part Number: NL6448AC33-15
• Description: TFT COLOR LCD MODULE
• Manufacturer: NEC

(4) Interface pin connection
ACA
V
V
V
GND
GNDS
GNDB
CNTSEL
CNTDAT
CNTCLK
CNTSTB
Brightness
R Brightness
B Brightness
CCOFFO
CC
DD1
Symbol
Interface
connector
I/O
–
–
–
–
–
I
I
I
I
I
I
I
I
I
Positive
Positive
Positive
Positive
Logic
–
–
–
–
–
–
–
–
–
–
CN1
CN4
CN2
Luminance select signal
H or Open = Normal luminance
L
V
H or Open = Power ON in LCD module.
L
Power supply voltage for Logic
VCC = +5 V
Power supply voltage for LCD driving
V
Logic ground for V
Signal ground for video, Hsync and Vsync
GNDS should be separated from GND in order to avoid disturbing noise.
Backlight ground
Display control signal in case of serial communication.
H or Open = Internal control (default)
L
External control is set in CNTDAT, CNTCLK and CNTSTB.
Display control data (serial data)
CLK for display control data
Latch pulse for display control data (TTL level)
Input voltage for the tone of black
(Refer to BRIGHTNESS CONTROL)
Input voltage for the tone of black in red
(Refer to BRIGHTNESS CONTROL)
Input voltage for the tone of black in blue
(Refer to BRIGHTNESS CONTROL)
CC
DD1
and V
10
1
15
1
13
1
= +12 V
DD1
= Low luminance (1 / 2 of normal luminance)
= Power off in LCD module.
= External control
ON / OFF control signal (TTL level)
5 %
5 %
CC
Rear view
and V
(Bottom side)
(Top side)
DD1
Description
(TTL level)
(TTL level)
NL6448AC33 - 15
CN3
11
1
Inverter
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