Cirrus-logic CS4207 User Manual Page 109

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DS880F4 109
CS4207
6.12.2 Pin Capabilities
Get Parameter Command Format:
Response Format:
6.12.3 Input Amplifier Capabilities
Get Parameter Command Format:
Response Format:
Bits [31:28] Bits [27:20] Bits [19:8] Bits [7:0]
CAd = X
DigMic 1 Node ID=0Eh
DigMic 2 Node ID=12h
Verb ID = F00h Parameter ID = 0Ch
Bits Type Default Description
31:17 Read Only 0 Reserved
16 Read Only 0b
EAPD Capable (EAPDC): This widget does not
support EAPD.
15:8 Read Only 00h
VREF Control (VREFC): VREF not supported.
7 Read Only 0b
HDMI Capable (HDMIC): This widget is not
capable of supporting HDMI.
6 Read Only 0b
Balanced I/O Pins (BIOP): This widget does not
have balanced I/O pins.
5 Read Only 1b
Input Capable (INC): Input capable.
4 Read Only 0b
Output Capable (OUTC): Not output capable.
3 Read Only 0b
Headphone Drive Capable (HDC): Widget is
not capable of driving headphones directly.
2 Read Only 0b
Presence Detect Capable (PDC): This bit is ‘0’
to indicate that the widget is not capable of per-
forming presence detect.
1 Read Only 0b
Trigger Required (TR): Trigger is not required
for an impedance measurement.
0 Read Only 0b
Impedance Sense Capable (ISC): This bit is ‘0’
to indicate that the widget does not support
impedance sense on the attached peripheral.
Bits [31:28] Bits [27:20] Bits [19:8] Bits [7:0]
CAd = X
DigMic 1 Node ID=0Eh
DigMic 2 Node ID=12h
Verb ID = F00h Parameter ID = 0Dh
Bits Type Default Description
31 Read Only 0b
Mute Capable (MC): Does not support mute.
30:23 Read Only 00000000b Reserved
22:16 Read Only 0100111b
Step Size (SS): Indicates that the size of each
amplifier’s step gain is 10 dB.
15 Read Only 0b Reserved
14:8 Read Only 0000010b
Number of Steps (NOS): There are 3 gain
steps; 0 dB, +10 dB and +20 dB.
7 Read Only 0b Reserved
6:0 Read Only 0000000b
Offset (OFST): Indicates that if “0000000b” is
programmed into the Amplified Gain Control, it
would result in a gain of 0 dB.
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