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  • Forum Post: TPS65950/30: AUXL/R FML/R playback

    Gandhar Dighe
    Q: Can AUX/FM inputs be sent to audio path (I2S) and be looped back at the same time? A: Yes.
    on Feb 23, 2009

  • Forum Post: Re: TPS65950

    Rajesh Lakhe
    Please connect the AUXL/R pins through a capacitor to ground with a typical value of 100nF.
    on Jul 3, 2009

  • Forum Post: Re: TPS65950 AUXL an AUXR specs

    Gandhar Dighe
    Hi, Here are some answers: 2. On the design the combined resolution is measured for the microphone amplifier and the ADC and this is 15-bits. 4.The input common mode of AUXL and AUXR is set by the microphone amplifier. So, in application mode, it is needed to have a DC blocking capacitor (or AC...
    on Sep 25, 2009

  • Forum Post: TPS65930 Audio ADC Stereo Inputs

    Hugh McDowell
    Hi there, we are planning to use the TPS65930 in conjunction with the DM3730 and I need clarification on the use of the audio codec. In document SWCS037E, page 61 there is a note stating “If two audio inputs are needed, and mic bias is not needed, the AUXR input can be used with MIC_MAIN...
    on Nov 24, 2010

  • Forum Post: TPS65950 Cannot bypass TX Digital Audio Filter Module

    Rafael Christ
    I'm using TPS65950 to sample 2 analog signal at the same time with AUXL/R. The system is running Angstrom on Overo board from Gumstix. I'm using i2c to set registers and alsa arecord to get the samples. The documentation about the Digital Audio Filter Uplink Path says that the HPF can be bypassed...
    on Jan 5, 2011

  • Forum Post: AUXR mutes with Analog >0dB and TX1 Digital >7dB

    sebastian de castelberg
    I'm trying to solve a audio record problem with the AUXR Audio Input and ALSA on the twl4030 sound codec, and was hoping someone could explain me the following behavior or point me to the right place in the docs. Whenever I'm recording an analog signal from AUXR through TX Path 1 (ALSA/arecord...
    on Dec 6, 2011

  • Forum Post: ALC + AA filter in Aux path of TPS65950

    Rejeesh Raj
    Hi, We are using Aux L & Aux R inputs for the audio inputs. We wish to use the ALC and AA feature in this path. Please confirm the availability of ALC and AA filter in the AUX input path. Thanks Rejeesh S Raj
    on Mar 29, 2012

  • Forum Post: How to configure Predriver output?. [Pop noise]

    Mahesh Hooli
    Hi, We are using Predriver output to drive an external Class D amplifier and we are eeing pop noise at the beginning and at the end of the audio. To debug the above Pop noise issue, we isolated the Predriv_L from Class D amplifier input and probed the Predriv_L line. By default the Predriv_L...
    on Nov 12, 2012

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