STAC9250 Datasheet, PDF (97/137 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
Bit
[15:8]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
Table 211. PortCPin Cap Command Response Format
Bitfield Name RW Reset
Description
VRefCntrl
VRef generation is supported by this pin complex,
R
0x17
and the following voltages can be produced on the
associated VRef pin: 80% Avdd; 50% Avdd; GND;
Hi-Z (required since pin complex is output capable)
Rsvd1
R
0x0
Reserved
BalancedIO
R
0x0
Pin complex does not have balanced pins.
InCap
R
0x1
Pin complex is input capable.
OutCap
R
0x1
Pin complex is output capable.
HPhnDrvCap
R
0x0
Pin does not have a headphone amplifier.
PresDtctCap
R
0x1
Pin complex can perform Presence Detect.
TrigRqd
R
0x1
Trigger is required for impedance measurement
ImpSenseCap
R
0x1
Pin complex supports impedance sense.
5.18.3. PortCPin ConnLen
Table 212. PortCPin ConnLen Command Verb Format
Verb ID
Payload
Response
Get
F00
0E
See bitfield table
Bit
[31:8]
[7]
[6:0]
Table 213. PortCPin ConnLen Command Response Format
Bitfield Name
RW
Reset
Description
Rsvd
R
0x0
Reserved
LongForm
R
0x0
Connection list uses short-form (7-bit) NID
entries.
N
R
0x01
Number of NID entries in connection list.
IDT™
97
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
STAC9250/9251
V 1.1 102706