ALC5640 View Datasheet(PDF) - Realtek Semiconductor

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ALC5640

Multi-Channel Audio Hub/CODEC and SounzReal Digital Sound Effect for Mobile Devices

Realtek Semiconductor 

ALC5640-VB

Datasheet

 IN2N/JD2 – Pin 8

In IN2N microphone input function, need to disable JD2 jack detection function – MX-BB[15:13] =

000’b and MX-FB[8] = 0’b.

In JD2 jack detection function, need to set these register settings:

1. Power down IN2N – MX-64[12] = 0’b

2. Mute IN2 to each analog mixer - (RECMIXL/RECMIXR/OUTMIXR).

3. Set IN2 as single-end mode – MX-FA[8] = 1’b

4. Enable JD2 as jack detection source – MX-BB[15:13] = 011’b

Enable JD2 as extra jack detection source – MX-FB[8] = 1’b

Multi-Channel Audio Hub/CODEC and SounzRealTM

32

Digital Sound Effect for Mobile Devices

Rev. 0.91

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