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Averlogic AL251A-EVB-A0 User Manual

Scan converter evaluation board
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AL251A-EVB-A0
Scan Converter

Evaluation Board

User Manual

Version 1.0
INFORMATION FURNISHED BY AVERLOGIC IS BELIEVED TO BE
ACCURATE AND RELIABLE. HOWEVER, NO RESPONSIBILITY IS
ASSUMED
BY
AVERLOGIC
FOR
ITS
USE,
NOR
FOR
ANY
INFRINGEMENTS OF PATENTS OR OTHER RIGHTS OF THIRD PARTIES
THAT MAY RESULT FROM ITS USE. NO LICENSE IS GRANTED BY
IMPLICATION OR OTHERWISE UNDER ANY PATENT OR PATENT OR
PATENT RIGHTS OF AVERLOGIC.
Document Number: 1-M-PAE351-0001
©2006 Copyright by AverLogic Technologies, Corp.

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Summary of Contents for Averlogic AL251A-EVB-A0

  • Page 1: Evaluation Board

    AL251A-EVB-A0 Scan Converter Evaluation Board User Manual Version 1.0 INFORMATION FURNISHED BY AVERLOGIC IS BELIEVED TO BE ACCURATE AND RELIABLE. HOWEVER, NO RESPONSIBILITY IS ASSUMED AVERLOGIC USE, INFRINGEMENTS OF PATENTS OR OTHER RIGHTS OF THIRD PARTIES THAT MAY RESULT FROM ITS USE. NO LICENSE IS GRANTED BY IMPLICATION OR OTHERWISE UNDER ANY PATENT OR PATENT OR PATENT RIGHTS OF AVERLOGIC.
  • Page 2 RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HERIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. AVERLOGIC DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HERIN; NEITHER DOSE IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.

  • Page 3: Table Of Contents

    2.3. Block Diagram and Settings ...................... 3 2.3.1. Block Diagram........................3 2.3.2. Connector Descriptions .....................4 2.3.3. Button Descriptions ......................4 2.3.4. LED Descriptions ........................5 2.4. OSD Operation .......................... 5 2.4.1. AL128 OSD OPERATION ....................5 2.4.2. AL251 OSD OPERATION ....................5 ©2006 Copyright by AverLogic Technologies, Corp.

  • Page 4: Introduction

    1. Introduction 1.1. Introduction The AL251A-EVB-A0 is an engineering evaluation board that is used to evaluate and demonstrate the performance of the AL128 VGA to TV scan converter chip and AL251 TV to VGA scan converter chip. The board contains two 3M bits of field memory (AL422B) for AL128, and one video decoder (AL242) for AL251.

  • Page 5: Hardware Section

    S10/ BORDER S12/ RST 128 S- VIDEO CVBS S2/ RST MCU 2. Hardware Section 2.1. Contents of EVB Kit EVB Board Power Adapter VGA Cable RCA Cable S-video Cable Quick Setup Guide ©2006 Copyright by AverLogic Technologies, Corp. Version 1.0...

  • Page 6: Hardware Installation

    Output output GCLK Comp AL128 monitor Video Push C Bus Button Input GHS/GVS R,G,B Digital RGB 16-bit Comp AL128 (in) AL251 AL242 AL251 (out) Decoder HS/VS C Bus Micro- Push controller Button ©2006 Copyright by AverLogic Technologies, Corp. Version 1.0...

  • Page 7: Connector Descriptions

    " 90 ohm pull-down for Y/C/Composite output AL128 Reset button AL128 RGB/YC select 2-wire serial bus or Vsync Programming NTSC/PAL output select AL128 MENU button AL128 SELECT button AL128 INCREASE button AL128 DECREASE button ©2006 Copyright by AverLogic Technologies, Corp. Version 1.0...

  • Page 8: Led Descriptions

    6) Use [AL251_Increase] or [AL251_Decrease] button to adjust these control effects 7) To exit the on screen menu, press [AL251_Menu] again 8) You can use the [AL251_LUT] button to add the gamma correction table ©2006 Copyright by AverLogic Technologies, Corp. Version 1.0...
  • Page 9 ONTACT INFORMATION AverLogic Technologies, Corp. URL: http://www.averlogic.com ©2006 Copyright by AverLogic Technologies, Corp. Version 1.0...

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