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
  
  
  
  

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.)