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GS1503BCVE2

HD Embedded Audio CODEC

Gennum -> Semtech 

Table 1-1: Pin Descriptions (Continued)

Number

136

Symbol

CPU_SEL

137, 138

AM[1:0]

139, 140,

141, 142

143

VM[3:0]

RESET

Type

I

I

I

I

Description

Host Interface mode select. When set HIGH, the GS1503B is configured for Host

Interface Mode A. When set LOW, the GS1503B is configured for Host Interface Mode

B.

Audio format select. In Multiplex Mode, AM[1:0] indicates the input audio data

format. In Demultiplex Mode, AM[1:0] indicates the output audio data format.

AM[1] is the MSB and AM[0] is the LSB. See Table 4-16 and Table 5-13.

Video standard select. VM[3] is the MSB and VM[0] is the LSB. See Table 4-1 or

Table 5-1.

Device reset. Active LOW.

GS1503B HD Embedded Audio CODEC

Data Sheet

37953 - 1

December 2009

9 of 90

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