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Introduction
This evaluation product contains an LCD board
with an AL320C, which is an Analog LCD Display
Controller which is a combination of a multi-channel
analog preprocessing circuit including source
selection, anti-aliasing filter and ADC, ACC
(Auto-Clamp Control and AGC (Auto-Gain Control),
CGC (Clock Generatio Circuit), digital multi-standard
decoder containing chrominance and luminance
separation by an adaptive 2D comb filter, a
brightness/contrast/hue/saturation control circuit,
programmable horizontal and vertical scalar,
image and sharpness enhancement processing,
On-Screen-Display, programmable Tcon and 3-Channel
DAC outpus, etc.
Other
AL320C Applications
- Head
Mounted Display
-
Portable DVD Player
- Car
DVD/TV/GPS System
-
Portable TV/DTV
-
PMP (Portable Media Player)
-
Game station with LCD screen
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Features
Analog
Input
- Supports
multiple analog video inputs
-
Supports Composite Video, S-Video & YPbPr
inputs
-
Built-in 10-bit ADC, AGC ACC
-
Supports Auto Multi-Standard
- NTSC/PAL/SECAM
mode detection
-
Adaptive 2D Comb-Filter video decoding for
Y/C separation
Digital
Input
- Supports
ITU-R BT-656 Digital Input
Video
Processing & Scalar:
-
Closed Caption/V-Chip/WSS/WSS-J VBI decoding
- Macrovision
copy protection detection
- Contrast/Brightness/Hue/Saturation
adjustment
- Sharpnes
adjustment for Edge Enhncement
- YCbCr
to RGB Color Space Conversion
- Programmable
H/V Up & Down Scaling 4:3 to/from 16:9
conversion
- Programmmable
3-Channel Gamma Correction
OSD
-
Built-in internal OSD 4K bytes RAM for programmable
OSD function
- Supports
up to Supports Programmable
- OSD
window Position
- 8
OSD colors
- Supports
OSD Blinking & Blending
- Supports
Prorammalbe OD window Position
- Supports
Prorammable OSD window Size
- Supports
OSD X/Y mirror
Analog
Output & Tcon
- Supports
Analog LDC panels: 960x234, 1200x234, 1440x234,
1920x234, etc.
- Low
Power 3-CH DACs for various Analog LCD panels
-
Programmable TCON or various Analo LCD panels
- Supports
Image Mirror and Flip functions
Digital
Output
-
Supports Digital Serial RGB LCD panels (AU,
Toppoly etc.)
Miscellaneous
- Supports
three PWM generators for general purpose control
-
Supports interrupt output pin for hardware
mode detection
- Built-in
Tes Pattern Generator (Color Bar, Grey Scale,
etc.)
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