Re: ADTPro Audio - fails

[zzjoki@gmail.com]

On Sep 2, 7:37 am, zzj...@gmail.com wrote:
> On Sep 2, 5:53 am, schmidtd <schmi...@my-deja.com> wrote:
>
>
>
> > On Sep 2, 12:57 am, John <zzzj...@yahoo.com> wrote:> Hi,
>
> > > I'm attempting to load the audio client via audio and the Apple never
> > > returns from the
> > > *2000.555CR <enter> command. I have checked the cables, switched
> > > cables, and fiddled with the volume up and down almost full scale.
> > > Never get a beep or error message.
>
> > > The PC host seems to be sending audio data, at least it squeals if I
> > > remove the cable from the PC audio out side.
>
> > That's encouraging.  At least the audio is getting out of the PC.  For
> > the bootstrapping operation, it's really only one-way, so you can
> > experiment with a single wire.  Audio out to cassette in.  Note that
> > the iconography of the IIe is backwards, at least from my
> > perspective... "cassette in" has an arrow pointing away from the
> > cassette.  See:http://adtpro.sourceforge.net/connectionsaudio.html
>
> > > Anyone get this to work? Are mono cables ok?
>
> > Yes, and yes.  I happen to use stereo cables since that's all I have.
> > But here's two pieces of YouTube evidence that suggest it does in fact
> > work.  Getting the audio levels (and connections) correct is
> > definitely fiddly, though:http://www.youtube.com/watch?v=mmPrJCObjuohttp://www.youtube.com/watc...
>
> > > Also, is there a way to get some sort of feedback from the Apple to
> > > see if it is seeing any signals coming off the cassette-in port? For
> > > example, the TRS-80 had a pair of blinking indicators and one could
> > > sort of tell what was happening during cassette input by looking at
> > > their activity.
>
> > Michael Mahon gave a neat example of echoing the cassette data to the
> > Apple spaker.  The Great and Powerful Woz didn't give us visible or
> > audible feedback from the cassette the way the TRS-80 did (I hadn't
> > thought about those asterisks for years!).  If you want to run
> > Michael's program, type this on the Apple:
> > CALL -151
> > 300:AD 60 C0 AA 8A 4D 60 C0
> > 308:10 FA 8D 30 C0 8A 49 80
> > 310:4C 03 03
> > 300G
> > and then have the ADTPro server send its data.  You should be able to
> > swap cables until you hear the pitch change.
>
> More questions.
>
> 1 - On the Apple 2, when I attempt to save the audio client
> configuration I get an error message saying it cannot create the
> configuration file.
> 2 - On the host side when I attempt to change directories - shouldn't
> I see the contents in the directory? My view is blank though windows
> explorer shows some *.dsk files.

Hi,

It doesn't look like the PC is seeing audio from the Apple. The PC
host doesn't respond when the client request a directory for example.

I fidded with the PC microphone levels and I hear the Apple sending a
tone to the PC (by unplugging the PC_audio_out cable) but the host
doesn't respond.

jk