GS1503BCVE2 데이터 시트보기 (PDF) - Gennum -> Semtech

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GS1503BCVE2

HD Embedded Audio CODEC

Gennum -> Semtech 

4.2 Video Standard

The video standard is selected from the VM[3:0] external pins or VM[3:0] bits 3-0 in Host

Interface register 000h. To configure the video standard via the Host Interface, VM_SEL

bit 7 in Host Interface register 000h must be set HIGH. The GS1503B will default to the

VM[3:0] external pin setting. The supported video standards are listed in Table 4-1.

Table 4-1: Supported Video Standards

VM [3:0]

Input Format

1110b

1035i (30 & 30/1.001 Hz)

1100b

1080i (25 Hz)

1000b

1080i/1080sF (30 & 30/1.001 Hz)

1010b

1080i/1080sF (25 Hz)

1111b

1080sF (24 & 24/1.001 Hz)

0010b

1080p (30 & 30/1.001 Hz)

0100b

1080p (25 Hz)

0110b

1080p (24 & 24/1.001 Hz)

0000b

720p (60 & 60/1.001 Hz)

0001b

720p (30 & 30/1.001 Hz)

0011b

720p (50 Hz)

0101b

720p (25 Hz)

0111b

720p (24 & 24/1.001 Hz)

All other settings are reserved

Reference SMPTE Document

260M

295M

274M, RP211

274M, RP211

RP211

274M

274M

274M

296M

296M

296M

296M

296M

SMPTE 292M Level

A, B

C

D, E

F

G, H

I

J, K

L, M

Table 4-2: Register Settings

Name

VM_SEL

VM[3:0]

Description

0: External pin select

1: Register select

Video formal selection (VM[3] is MSB)

Address

000

Bit

Setting Default

7

1

0

000

3-0

See

0

Table 4-1

GS1503B HD Embedded Audio CODEC

Data Sheet

37953 - 1

December 2009

18 of 90

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