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#111512 - 18/08/2002 10:05 I2C Bus
benjammin
member

Registered: 11/08/2002
Posts: 188
Loc: Champaign, IL
is there a 2-wire bus (I2C or SMBus) available in the Empeg?

-Ben
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Empeg Mk2 in fabulous green! Green Face, Green BackLit Buttons... GREEN...

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#111513 - 20/08/2002 09:23 Re: I2C Bus [Re: benjammin]
maczrool
pooh-bah

Registered: 13/01/2002
Posts: 1649
Loc: Louisiana, USA
The DSP uses I2C if that helps.

Stu
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If you want it to break, buy Sony!

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#111514 - 21/08/2002 15:45 Re: I2C Bus [Re: benjammin]
benjammin
member

Registered: 11/08/2002
Posts: 188
Loc: Champaign, IL
Thanks for the post.. I also verified with Empeg... So the question is: would anyone be interested in a hack for the OS that would support a thermostatically controlled fan? I'm almost done building mine which will run solo but COULD be controlled via OS if anyone would be interested...

Photo's will be located at http://www.benjammin.net/www/pages/projects/

See yaz,

-Ben
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Empeg Mk2 in fabulous green! Green Face, Green BackLit Buttons... GREEN...

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#111515 - 22/08/2002 03:12 Re: I2C Bus [Re: benjammin]
Rod
journeyman

Registered: 04/05/2000
Posts: 84
Loc: Australia
Isn't the power on the fan pins already switched by the player?

Maybe we just need some software to control it more intelligently.

Rod.

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#111516 - 22/08/2002 06:49 Re: I2C Bus [Re: Rod]
benjammin
member

Registered: 11/08/2002
Posts: 188
Loc: Champaign, IL
Wouldn't that be nice... nope. It's just a constant-on 12VDC. That's it...

-Ben
_________________________
Empeg Mk2 in fabulous green! Green Face, Green BackLit Buttons... GREEN...

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#111517 - 22/08/2002 09:45 Re: I2C Bus [Re: benjammin]
tman
carpal tunnel

Registered: 24/12/2001
Posts: 5528
I'm sure Hugo or somebody else said that the fan pins were switched on when the player went out of standby? It's not software controllable though.

- Trevor

[edit]Corrected typo...

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#111518 - 22/08/2002 09:47 Re: I2C Bus [Re: tman]
tfabris
carpal tunnel

Registered: 20/12/1999
Posts: 31565
Loc: Seattle, WA
I'm sure Huge or somebody else said

Now THERE is an ironic typo.
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Tony Fabris

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#111519 - 22/08/2002 09:49 Re: I2C Bus [Re: tfabris]
tman
carpal tunnel

Registered: 24/12/2001
Posts: 5528
Argh. Just got back from work so my mind isn't quite with it! No offense intended

- Trevor

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#111520 - 22/08/2002 09:53 Re: I2C Bus [Re: tman]
tfabris
carpal tunnel

Registered: 20/12/1999
Posts: 31565
Loc: Seattle, WA
Darn, but you went back and fixed the typo so now it's not funny any more.
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Tony Fabris

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#111521 - 25/08/2002 22:07 Re: I2C Bus [Re: benjammin]
eternalsun
Pooh-Bah

Registered: 09/09/1999
Posts: 1721
Loc: San Jose, CA
That would be really interesting!

Calvin

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#111522 - 14/09/2002 12:08 Re: I2C Bus [Re: benjammin]
benjammin
member

Registered: 11/08/2002
Posts: 188
Loc: Champaign, IL
Ok, I've got more pics on my website now... ( http://www.benjammin.net/www/pages/projects/ )
and I got the I2C connection points in the MPEG. It's still waiting for a chip from Dallas as the 1621 is not a stand-alone operation part. But they have a new one that is. I sent an email to MLORD asking him if he'd be willing to try a patch to hiJack to support the 1621 or thr 1721 (both require some commands to get the unit going).

If he's can swing it, the unit will have a user controlled fan. If not, the temp chip dallas is sending me can be set before insertion into the system and will run on it's own with the settings programmed beforehand.

Happy Trails,

-Ben
_________________________
Empeg Mk2 in fabulous green! Green Face, Green BackLit Buttons... GREEN...

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#111523 - 17/09/2002 23:48 Re: I2C Bus [Re: benjammin]
eternalsun
Pooh-Bah

Registered: 09/09/1999
Posts: 1721
Loc: San Jose, CA
That's cool!

Calvin

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