参数资料
型号: STAC9221X3TAEYYX
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 编解码器
英文描述: 8-CHANNEL HIGH DEFINITION AUDIO CODEC
中文描述: PCM CODEC, PQFP48
封装: LEAD FREE, LQFP-48
文件页数: 135/172页
文件大小: 1129K
代理商: STAC9221X3TAEYYX
STAC9220/9221/9223
8-CHANNEL HIGH DEFINITION AUDIO CODEC
PC AUDIO
IDT
135
STAC9220/9221/9223
V 0.96 102706
8-CHANNEL HIGH DEFINITION AUDIO CODEC
6.21.7.
DigIn EAPD
Table 281. DigIn ChSense Command Response Format
Bit
Bitfield Name
RW
Reset
Description
[31]
PresDtct
R
0x0
1 = Something is plugged into jack associated with
Pin Complex. For this widget, Presence Detect
indicates that the SPDIF-in clock recovery circuit
has locked onto a valid SPDIF-in sampling
frequency. Any change in status will generate an
Unsolicited Response, if enabled with verb 708.
[30:0]
Rsvd
R
0x0
Reserved. Impedance sense not supported for this
Pin Complex.
Table 282. DigIn EAPD Command Verb Format
Verb ID
Payload
Response
Get
F0C
00
See bitfield table
Set1
70C
See bits [7:0] of bitfield table
0000_0000h
Table 283. DigIn EAPD Command Response Format
Bit
Bitfield Name
RW
Reset
Description
[31:2]
Rsvd2
R
0x0
Reserved
[1]
Data
RW
0x0
EAPD value reflected on the EAPD pin.
0 = power down external amplifier;
1 = power up external amplifier
if PwrState < 0x2.
If PwrState > = 0x2, Pin47 is Hi-Z.
An external pull-down is required if EAPD must
be low when Pin Widget is powered down.
[0]
Rsvd1
R
0x0
Reserved
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