AL260 Ver la hoja de datos (PDF) - Unspecified

Número de pieza

componentes Descripción

Fabricante

AL260

Video Enhancement Processor

Unspecified 

AL260

9 Register Definition

Registers are provided to setup AL260. These registers can be programmed via host

interface. The host interface protocol is illustrated in “Host Interface” paragraph. The

application notes will describe more detailed settings about these registers. Upon request,

AverLogic will provide the sample code or tool of host interface control software.

9.1 Register Set

Register Name

Address R/W Default

Function

Base Control Group Registers

COMPANYID

00h

R

46h Company ID

INTRMASK

02h

R/W 00h Interrupt Mask

INTRSTATUS

03h

R/W 00h Interrupt Vector and Mode

CAPCTRL

06h

R/W 00h Capture Data Control

DISCTRL1

07h

R/W 00h Display Data Control 1

DISCTRL2

08h

R/W 00h Display Data Control 2

POLARITYCTRL

09h

R/W 00h Display Polarity Control

OTIMECTRL

0Ah

R/W 00h Display Timing Control

GROUPACCESS

0Eh

R/W 00h Group Access ID

INSRCFORMAT

11h

R/W 00h Input Video Source Format

INPUTCTRL

12h

R/W 00h Input Control

HREFDLY

13h

R/W 00h Horizontal Reference Delay

CAPCTRL1

14h

R/W 00h Capture control 1

CAPCTRL2

16h

R/W 00h Capture control 2

MEMACCR

17h

R/W 00h Memory Access Control

INVMSB

18h

R/W 00h Inverted MSB of Capture Data Format

PLLSETR

1Bh

R/W 00h PLL Setting for Memory and Display

MPLLNF

1Ch

R/W 00h LSB of NF Value for Memory PLL

MPLLNRO

1Dh

R/W 00h MSB of NF/NR/NO Value for Memory PLL

OPLLNF

1Eh

R/W 00h LSB of NF Value for Display PLL

OPLLNRO

1Fh

R/W 00h MSB of NF/NR/NO Value for Display PLL

Capture Control Group Registers(Accessible when BAS#0E = 01h)

Capture Timing

CAPHSTART

21h & 20h R/W 00h Horizontal Capture Start

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

Version B1.0

24

Share Link: