PCM1795DB datasheet(31/68 Pages) TI2

31 / 68 page

R/W

REV

ATS1

ATS0

OPE

RSV

DMFS

FLT

INZD

B15

B14

B13

B12

B11

B10

PCM1795

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SLES248A – MAY 2009 – REVISED MARCH 2015

7.6.1.3.7

DME: Digital De-Emphasis Control

This bit is available for read and write.

Default value: 0

Table 15. DME

DME

DE-EMPHASIS SETTING

DME = 0

De-emphasis disabled (default)

DME = 1

De-emphasis enabled

The DME bit is used to enable or disable the de-emphasis function for both channels.

7.6.1.3.8

MUTE: Soft Mute Control

This bit is available for read and write.

Default value: 0

Table 16. MUTE

MUTE

SOFT MUTE SETTING

MUTE = 0

Soft mute disabled (default)

MUTE = 1

Soft mute enabled

The MUTE bit is used to enable or disable the soft mute function for both channels.

Soft mute is operated as a 256-step attenuator. The speed for each step to –

∞ dB (mute) is determined by the

attenuation rate selected in the ATS register.

7.6.1.3.9

R/W: Read/Write Mode Select

When R/W = 0, a write operation is performed.

When R/W = 1, a read operation is performed.

Default value: 0

7.6.1.3.10

REV: Output Phase Reversal

This bit is available for read and write.

Default value: 0

Table 17. REV

REV

OUTPUT SETTING

REV = 0

Normal output (default)

REV = 1

Inverted output

The REV bit is used to invert the output phase for both channels.

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