參數(shù)資料
型號(hào): GS1503-CFZ
廠商: Gennum Corporation
元件分類: Codec
英文描述: HD EMBEDDED AUDIO CODEC
中文描述: 高清嵌入式音頻編解碼
文件頁(yè)數(shù): 47/83頁(yè)
文件大?。?/td> 815K
代理商: GS1503-CFZ
15879 - 4
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2.6 AUDIO DATA PROCESSING
2.6.1 Digital Audio Output Format
The GS1503 has two audio output formats, AES/EBU digital
audio output and serial output, as listed in Table 11. The
serial audio output can be formatted in the following two
modes.
See Figure 36:
24-bit Left Justified; MSB first
24-bit Right Justified; MSB last
The audio output format is configured using the AM[1:0]
external pins or via AM[1:0] bits 1-0 in Host Interface
register 010h. To configure the audio output format via the
Host Interface, AM_SEL bit 7 in Host Interface register 010h
must be set HIGH. The GS1503 will default to the AM[1:0]
external pin setting.
NOTE: When configured in AES/EBU audio mode, the
GS1503 will not output a 48kHz (fs) word clock at the
WCOUTA and WCOUTB pins.
Fig. 36 Audio Output Formats
Table 11: Audio Output Formats
AM[1:0]
AUDIO OUTPUT FORMAT
0
Serial audio output: 24-bit Left Justified; MSB first
1
Serial audio output: 24-bit Right Justified; MSB last
2
AES/EBU audio output
Register Settings
NAME
DESCRIPTION
ADDRESS
BIT
SETTING
DEFAULT
AM_SEL
0: External pin setting
1: Register setting
010
7
1
0
AM[1:0]
Audio output format selection (AM[1] is MSB)
1-0
See
Table 11
0
23
Channel 1
MSB
Channel 2
WCOUTA/WCOUTB
0
0
LSB
23
23
MSB
0
0
LSB
23
MODE1
MODE0
MODE2
(AES/EBU)
PSync
24-bit Audio Sample Word
V U C P
0
3 4
2728293031
Channel Status Bit
UsValidity Bit
Parity Bit
PSync
24-bit Audio Sample Word
V U C P
0
3 4
2728293031
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