AS3418 datasheet(59/78 Pages) AMSOSRAM

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AS3418

Datasheet

• PUBLIC

DS000507

• v4-00 • 2020-Jan-23

│ 58

Addr: 0x0A

ANC_MODE_REG

Bit

Bit Name

Default

Access

Bit Description

1: Right OP1 is switched on

Figure 78:

ANC_MIC_LEFT_GAIN Register Description

Addr: 0x0B

ANC_MIC_LEFT_GAIN

Bit

Bit Name

Default

Access

Bit Description

6:0

ANC_MIC_LE

FT_GAIN

101

0111

R/W

Volume settings for left microphone input, adjustable

in 63 steps of 0.5dB for ANC operation mode.

000 0000: 0dB

000 0001: 0.5dB gain

000 0010: 1.0dB gain

000 0011: 1.5dB gain

…

011 1110: 31dB gain

011 1111: Do not use

101 0111: MUTE (Mute code if NEG_ATT_EN bit

set)

111 1111: MUTE (Mute code if NEG_ATT_EN bit

not set)

Figure 79:

ANC_MIC_RIGHT_GAIN Register Description

Addr: 0x0C

ANC_MIC_RIGHT_GAIN

Bit

Bit Name

Default

Access

Bit Description

6:0

ANC_MIC_RI

GHT_GAIN

101

0111

R/W

Volume settings for right microphone input,

adjustable in 63 steps of 0.5dB for ANC operation

mode.

000 0000: 0dB

000 0001: 0.5dB gain

000 0010: 1.0dB gain

000 0011: 1.5dB gain

…

011 1110: 31dB gain

011 1111: Do not use

101 0111: MUTE (Mute code if NEG_ATT_EN bit

set)

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