CS98100 Ver la hoja de datos (PDF) - Cirrus Logic

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CS98100

DVD Processor for Low Cost DVD Players

Cirrus Logic 

CS98100

6.8 DVD I/O Channel Interface

This interface connects to standard DVD loaders,

and consists of three parts: Control, DVD Data and

CD Data. This interface shares CS98100 pins with

the Host Master/ATAPI interface. The pin defini-

tion is set via register programming, and the two

modes are mutually exclusive.

Pin

Signal Type

Name

Description

94

DVD_SOS I DVD data start sector signal from loader

93

DVD_Error I DVD data error signal from loader

124

H_RD

O DVD_RDY, DVD data ready signal to loader

123

H_WR

I DVD_ENA, DVD data enable signal from loader

158

H_RDY

I DVD_STB, DVD data clock from loader

170, 171, 172, 173, H_D[7:0]

87, 88, 89, 90

I DVD_Data[7:0], DVD data port parallel data input from

loader

164

CD_C2P0

I CD error signal from loader

163

CD_BCLK

I CD clock from loader

162

CD_LRCK

I CD left/right clock from loader

160

CD_DATA

I CD serial data from loader

168

DVDL_CK O Control port clock to loader

167

DVDL_RD

I Control port ready signal from loader

Y

166

DVDL_DO O Control port serial command to loader

165

DVDL_DI

I Control port serial status from loader

Table 23. DVD I/O Channel Interface Pin Assignments

53

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