STAC9250 Datasheet, PDF (46/137 Pages) Integrated Device Technology – TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES

STAC9250/9251
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
PC AUDIO
5.7.4.
ADC0Cnvtr ConnLst
Table 62. ADC0Cnvtr ConnLst Command Verb Format
Verb ID
Payload
Response
Get
F02
00
See bitfield table
Bit
[31:24]
[23:16]
[15:8]
[7:0]
Table 63. ADC0Cnvtr ConnLst Command Response Format
Bitfield Name
RW
Reset
Description
Entry3
R
0x00
Unused list entry.
Entry2
R
0x00
Unused list entry.
Entry1
R
0x00
Unused list entry.
Entry0
R
0x14
ADC0InMux
5.7.5.
ADC0Cnvtr ProcState
Table 64. ADC0Cnvtr ProcState Command Verb Format
Verb ID
Payload
Response
Get
F03
00
See bitfield table
Set1
703
See bits [7:0] of bitfield table
0000_0000h
Bit
[31:8]
[7]
[6:2]
[1:0]
Table 65. ADC0Cnvtr ProcState Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd2
R
0x0
Reserved
HPFOffsetDis
RW
High Pass Filter Offset Calculation Disable
0x0
0 = Calculation enabled.
1 = Calculation disabled.
Rsvd1
R
0x0
Reserved
HPFByp
Processing State = 00 (OFF): bypass the
RW
0x1
ADC high pass filter;
Processing State = 01, 10, 11 (ON or
BENIGN): ADC high pass filter is enabled.
IDT™
46
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
STAC9250/9251
V 1.1 102706