AS3517H-ECTP datasheet(66/94 Pages) AMSCO

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AS3517 V17

Data Sheet, Confidential

www.austriamicrosystems.com

Table 61 DAC_R Register

Name

Base

Default

DAC_R

2-wire serial

00h

Right DAC Output Registers

Offset: 0Eh

Configures the gain from DAC output to mixer input (Σ) / MUX input.

This register is reset when the block is disabled in AudioSet2 register (15h) or at a

DVDD-POR. The register cannot be written when the block is disabled.

Bit

Bit Name

Default

Access

Bit Description

7:5

000

n/a

4:0

DAR_VOL

00000

R/W

Volume settings for right DAC output, adjustable in 32 steps @

1.5dB; gain from DAC output (N19) to mixer/MUX input (N23).

11111: 6 dB gain

11110: 4.5 dB gain

00001: -39 dB gain

00000: -40.5 dB gain

Table 62 DAC_L Register

Name

Base

Default

DAC_L

2-wire serial

00h

Left DAC output Registers

Offset: 0Fh

Configures the gain from DAC output to mixer input (Σ) / MUX input and controls MUTE

switch H.

This register is reset when the block is disabled in AudioSet2 register (15h) or at a

DVDD-POR. The register cannot be written when the block is disabled.

Bit

Bit Name

Default

Access

Bit Description

n/a

MUTE_OFF_H

R/W

Control of MUTE switch H

0: DAC output is set to mute

1: normal operation

n/a

4:0

DAL_VOL

00000

R/W

Volume settings for left DAC output, adjustable in 32 steps @

1.5dB: gain from DAC output (N22) to mixer/MUX input (N26).

11111: 6 dB gain

11110: 4.5 dB gain

00001: -39 dB gain

00000: -40.5 dB gain

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