AL260 Ver la hoja de datos (PDF) - Unspecified

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AL260

Video Enhancement Processor

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AL260

Contents:

1. General Description ................................................................................................... 5

2. Function Block Diagram ............................................................................................ 6

3. Features ...................................................................................................................... 6

3.1 General Features .................................................................................................... 6

3.2 Feature Description: .............................................................................................. 7

4 Applications ................................................................................................................ 8

5 Application Example .................................................................................................. 9

6 Pin-Out Diagram ....................................................................................................... 10

7 Pin Definition and Description ................................................................................ 11

7.1 Input Format Table of AL260:.............................................................................. 11

8 General Function Description ................................................................................. 15

8.1 Function Blocks ................................................................................................... 15

8.2 VIU (Video Input Unit)........................................................................................... 15

8.2.1 Input Data Format ......................................................................................... 15

8.2.2 Video Capture and Down Scale Engine ...................................................... 16

8.2.3 Automatic Positioning Registers................................................................. 17

8.2.4 PLL Programming for Memory and Display Clock..................................... 17

8.3 MIU (Memory Interface Unit)................................................................................ 17

8.3.1 DRAM Bandwidth Consideration ................................................................. 17

8.3.2 DRAM Input/Output Windows ...................................................................... 18

8.3 VPU (Video Processing Unit)............................................................................... 18

8.4.1 Video De-Interlaced with Film Detection and Motion Adaptive................. 19

8.4.2 Up Scale Engine............................................................................................ 19

8.4.3 Keystone Up Scale Engine........................................................................... 20

8.4 VOU (Video Output Unit)...................................................................................... 20

©2002,2003-Copyright by AverLogic Technologies, Corp.

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