American Audio COMMANDER PLUS - REV 1-2 Betriebsanweisung PDF herunterladen (Seite 7)

UG-196-02-C

196-02-C - DA7322 Audio Codec with DSP

User guide UG-196-02-C

Revision 0.6

15-September-2014

CFR0011-121-00 Rev 1

7 of 21

Jumper and connector information 5.2

Table 1: 196-02-C Jumpers link positions and connectors

Reference Designator

Position/pins

Function

3.5mm connector for MIC 1 input

3.5mm connector for MIC 2 input

3.5mm connector for MIC 3 input

3.5mm connector for MIC 4 input

Pin 1: +

Pin 2: -

Differential P/N MIC1 input

Pin 1: +

Pin 2: -

Differential P/N MIC2 input

Pin 1: +

Pin 2: -

Differential P/N MIC3 input

Pin 1: +

Pin 2: -

Differential P/N MIC4 input

Short 1-2

MIC1 -VE input pulled to GND with 2.2kΩ for two wire ECM

configuration

Short 2-3

MIC1 -VE input shorted to GND for single ended microphone

input configuration

No Jumper

(default)

MIC1 -VE input pulled to GND with 47kΩ for differential ECM

microphone input configuration

J10

Short 1-2

MIC2 -VE input pulled to GND with 2.2kΩ for two wire ECM

configuration

Short 2-3

MIC2 -VE input shorted to GND for single ended microphone

input configuration

No Jumper

(default)

MIC2 -VE input pulled to GND with 47kΩ for differential ECM

microphone input configuration

J11

Short 1-2

MIC3 -VE input pulled to GND with 2.2kΩ for two wire ECM

configuration

Short 2-3

MIC3 -VE input shorted to GND for single ended microphone

input configuration

No Jumper

(default)

MIC3 -VE input pulled to GND with 47kΩ for differential ECM

microphone input configuration

J12

Short 1-2

MIC4 -VE input pulled to GND with 2.2kΩ for two wire ECM

configuration

Short 2-3

MIC4 -VE input shorted to GND for single ended microphone

input configuration

No Jumper

(default)

MIC4 -VE input pulled to GND with 47kΩ for differential ECM

microphone input configuration

J13

Short 1-2

(default)

Connects MIC1_N to J30 (Headset) internally via chipset

Short 2-3

Connects MIC1_N to J1 (MIC1) connector

J14

Short 1-2

(default)

Connects MIC1_P to J30 (Headset) internally via chipset

Short 2-3

Connects MIC1_P signal to J1 (MIC1) connector

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