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STAC9250 Datasheet(PDF) 49 Page - Integrated Device Technology

Part # STAC9250
Description  TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
PDF  137 Pages
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Manufacturer  IDT [Integrated Device Technology]
Direct Link  http://www.idt.com
Logo IDT - Integrated Device Technology

STAC9250 Datasheet(HTML) 49 Page - Integrated Device Technology

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STAC9250/9251
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
PC AUDIO
IDT™
49
STAC9250/9251
V 1.1 102706
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
5.8.2.
SPDIFinCnvtr WCap
[10:8]
RateDiv
RW
0x0
Sample Base Rate Divisor
000 = Divide by 1
001 = Divide by 2
010 = Divide by 3
011 = Divide by 4
100 = Divide by 5
101 = Divide by 6
110 = Divide by 7
111 = Divide by 8
[7]
Rsvd1
R
0x0
Reserved
[6:4]
NumBits
RW
0x3
Bits per Sample
000 = 8 bits
001 = 16 bits
010 = 20 bits
011 = 24 bits
100-111 = Reserved
[3:0]
NumChan
RW
0x1
Number of Channels in each frame of the
stream.
0000 = 1 channel
0001 = 2 channels
...
1111 = 16 channels
Table 72. SPDIFinCnvtr WCap Command Verb Format
Verb ID
Payload
Response
Get
F00
09
See bitfield table
Table 73. SPDIFinCnvtr WCap Command Response Format
Bit
Bitfield Name
RW
Reset
Description
[31:24]
Rsvd2
R
0x0
Reserved
[23:20]
Type
R
0x1
Widget type = Audio Input
[19:16]
Delay
R
0x4
Number of sample delays through widget
[15:12]
Rsvd1
R
0x0
Reserved
Table 71. SPDIFinCnvtr Frmt Command Response Format
Bit
Bitfield Name
RW
Reset
Description



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