AS3412 datasheet(66/85 Pages) AMSOSRAM

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ams Datasheet

Page 65

[v1-00] 2016-Apr-06

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AS3412 − Register Description

Figure 81:

ANC_L Register Description

Figure 82:

MIC_MON_R Register Description

Name

Address

Default Value

ANC_L

0x31

0x80

The ANC_L Register configures the gain for the left microphone input.

Bit

Bit Name

Default

Access

Bit Description

TEST_BIT_6

R/W

Please do not write this register.

5:0

MICL_VOL_

OTP<5:0>

000 0000

R/W

Volume settings for left microphone input, adjustable

in 63 steps of 0.5dB

00 0000: MUTE

00 0001: 0dB gain

00 0010: 0.5dB gain

00 0011: 1.0dB gain

…

11 1110: 30.5dB gain

11 1111: 31dB gain

Name

Address

Default Value

MIC_MON_R

0x32

0x00

This register controls the microphone gain in monitor mode for the right microphone channel.

Bit

Bit Name

Default

Access

Bit Description

5:0

MICR_MON<5:0>

00 0000

R/W

Monitor mode gain setting for right microphone input

adjustable in 63 steps of 0.5dB

00 0000: MUTE

00 0001: 0.5dB gain

00 0010: 1dB gain

00 0011: 1.5dB gain

…

11 1110: 30.5dB gain

11 1111: 31dB gain

AS3412 数据表(PDF) 66 Page - ams-OSRAM AG

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