CDB4207 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

Manufacturer

CDB4207

Low-power, 4-in / 6-out HD Audio Codec with Headphone Amp

Cirrus Logic 

CS4207

Setting

Action with

Link Reset

Action with

Action with

“Double” Function “Single” Function

Group reset

Group reset

Action across

D0/D3 state

transitions or link

BITCLK stopped

Pin Sense; Presence

Detect Bit only.

(verb ID = F09/709)

Update to reflect

proper state and save

any Unsolicited

Response that has

not been sent and

send it after first verb

is received.

Update to reflect

proper state and issue

an Unsolicited

Response if enabled.

Update to reflect

proper state and issue

an Unsolicited

Response if enabled.

Update to reflect

proper state after tran-

sition back to full

operation (D0).

EAPD/BTL enable;

BTL

(verb ID = F0C/70C)

Persist across Link

Reset.

Settings are reset to

POR default value.

PS-SettingsReset set

to ‘1’b.

Persist across

“Single” FG reset.

Persist across Dx

state transitions or

BITCLK stopped.

S/PDIF Digital Con-

verter Controls 1 & 2

(verb ID = F0D/70D-

70E)

Persist across Link

Reset.

Settings are reset to

POR default value.

PS-SettingsReset set

to ‘1’b.

Persist across

“Single” FG reset.

Persist across Dx

state transitions or

BITCLK stopped.

GPI/GPO Data,

Enable Mask, Sticky

Masks, Direction

(verb ID = F15-

F1A/715-71A)

Persist across Link

Reset.

Settings are reset to

POR default value.

PS-SettingsReset set

to ‘1’b.

Persist across

“Single” FG reset.

Persist across Dx

state transitions or

BITCLK stopped.

Configuration

Default; all 32 bits

(verb ID = F1C/71C-

71F)

Persist across Link

Reset.

Persist across “Dou-

ble” FG reset.

Persist across “Sin-

gle” FG reset.

Persist across Dx

state transitions or

BITCLK stopped.

Sub-System ID

(verb ID = F20/720-

723)

Persist across Link

Reset.

Persist across “Dou-

ble” FG reset.

Persist across

“Single” FG reset.

Persist across Dx

state transitions or

BITCLK stopped.

Coefficient Index

(verb ID = D/5)

Persist across Link

Reset.

Settings are reset to

POR default value.

Persist across

“Single” FG reset.

Persist across Dx

state transitions or

BITCLK stopped.

Processing

Coefficient

(verb ID = C/4)

Persist across Link

Reset.

Settings are reset to

POR default value.

Persist across

“Single” FG reset.

Persist across Dx

state transitions or

BITCLK stopped.

Coefficient

Registers

Persist across Link

Reset.

Settings are reset to

POR default value.

PS-SettingsReset set

to ‘1’b.

Persist across

“Single” FG reset.

Persist across Dx

state transitions or

BITCLK stopped.

Digital loop from

S/PDIF Receiver pin

widget to S/PDIF

Transmitter pin wid-

get

Digital Loop persists if Digital Loop persists if Digital Loop persists if

enabled.

enabled.

enabled.

Table 1. Register Settings Across Reset Conditions

Digital Loop persists if

enabled.

30

DS880F4

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