[hpsdr] Janus/Ozy "Line In" Adjustment

[Phil Harman]

Bill,

>From memory I think that the line in will be mono, like the microphone 
input, rather than stereo.

Phil....VK6APH


----- Original Message ----- 
From: "Bill Tracey" <bill at ewjt.com>
To: "Bob Fish" <rwfish at comcast.net>; "Bill Tracey" <bill at ewjt.com>
Cc: <hpsdr at hpsdr.org>
Sent: Friday, August 29, 2008 1:19 PM
Subject: Re: [hpsdr] Janus/Ozy "Line In" Adjustment


> ***** High Performance Software Defined Radio Discussion List *****
>
> The line in does not work because there's currently no software to select 
> it.  The way things work now is the i2c commands in initozy initialize the 
> TLV320AIC23B to mic input and I've never put in support to change it.
>
> If you want to experiment with it, if you change this line in 
> initozy11.bat:
>
> write_i2cV1.1 0xfffe 0x7 0x1a  0x2  0x08 0x15
>
> to
>
> write_i2cV1.1 0xfffe 0x7 0x1a  0x2  0x08 0x12
>
> I think we'll start reading from the line in connector.
>
> BTW - any reason you're going out from one sound card and into Janus?  I 
> usually use VAC for that instead of doing the digital -> audio -> digital 
> dance.
>
> If you try it out let me know if it works -- I've got to go play with the 
> TLV320AIC23B code soon and maybe I can add selection of this connector in 
> there as well.
>
> Cheers,.
>
> Bill  (kd5tfd)
>
>
>
> At 09:30 AM 8/28/2008, Bob Fish wrote:
>>Hi Bill,
>>
>>I am not sure what difficulties Joe was having, but when I was trying to 
>>set up my SDR-1K and Janus/ Ozy combo for digital modes. I tried to run my 
>>transmit audio (from my computer sound card output) to the "line in" jack 
>>on Janus. In other words, the 3rd jack down from the top of the card. I 
>>never could get it to work.
>>To troubleshoot the problem, I moved the plug down to the 4th jack down 
>>(Mic audio/PTT) and it works. Since I am lazy, I just stopped 
>>troubleshooting right there. When I want to operate digital modes I just 
>>swap out the mic audio cable and plug in sound card output cable on the 
>>mic/ptt jack
>>
>>Any idea why that "line in" jack isn't working for me? Are there jumpers 
>>to turn on that jack or does it have to be switched on in software 
>>somewhere? Am I trying to use the "line in" jack for something it wasn't 
>>intended to do? It would be nice to be able to leave both plugs in the 
>>board all the time. I hope this makes sense.
>>
>>Thanks in Advance,
>>
>>Bob  K6GGO
>
>
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