92HD005 Datasheet, PDF (154/205 Pages) Integrated Device Technology – 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE

92HD005/92HD005D
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
PC AUDIO
Bit
[31:16]
[15]
[14]
[13:11]
[10:8]
[7]
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[3:0]
Table 367. SPDIFIn CnvtrFrmt Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd2
R
0x0
Reserved
StrmType
Stream Type
0 = PCM
RW
0x0
1 = Non-PCM
(remaining bits in this verb have other
meanings)
RateBase
Sample Base Rate
RW
0x0
0 = 48 KHz
1 = 44.1 KHz
RateMult
Sample Base Rate Multiple
000 = 48 KHz / 44.1 KHz or less
RW
0x0
001 = x2
010 = Reserved (x3)
011 = x4
100-111 = Reserved
RateDiv
Sample Base Rate Divisor
000 = Divide by 1
001 = Divide by 2
010 = Divide by 3
RW
0x0
011 = Divide by 4
100 = Divide by 5
101 = Divide by 6
110 = Divide by 7
111 = Divide by 8
Rsvd1
R
0x0
Reserved
NumBits
Bits per Sample
000 = 8 bits
RW
0x3
001 = 16 bits
010 = 20 bits
011 = 24 bits
100-111 = Reserved
NumChan
Number of Channels Number of channels in
each frame of the stream.
RW
0x1
0000 = 1 channel
0001 = 2 channels
...
1111 = 16 channels
IDT™
154
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
92HD005/92HD005D
V 1.0 12/06