[Robotgroup] Soundgin chip integration
Unfocused Brain
r at unfocusedbrain.com
Tue Jan 23 01:37:45 PST 2007
I have been playing with Vern's Soundgin for a couple days now. I can
tell you that at least for speech a phrase like "Hello World" when
converted to the Soundgin allophone format would take about 9 bytes of
data. 10 if you would like a pause between the two words.
The chip as is does not have a engligh text to allophone converter built
in.
I am working on a webpage/utility that given a phrase you would like to
speak it will spit out BS2 code to generate that phrase on the Soundgin.
It should be easy to convert this code to just about any other format.
It would look like this: DATA 192,193,194,...etc
Another thing about the chip is whatever is talking to it must use CTS
signaling. Otherwise some of the data you send to it would be discarded.
Hope that answers some of you questions. If you have any more let me know.
James.
Jay Mackey wrote:
> Vern,
>
>
>
> I haven't gotten my NXT yet, but I already know memory is tight, and voice
> sounds or music files take up too much memory. I'm wondering if a
> Soundgin/amp/speaker design could be make small enough to fit well on a NXT
> robot and still sound at least as good as the NXT speaker, and if the
> Soundgin can be controlled from a NXT port without too much added hassle.
> Would the NXT code required to generate speech & robot sounds on the
> Soundgin have a significantly smaller memory footprint than the equivalent
> sound file?
>
>
>
> If such a design were to be produced, maybe it could make a little money for
> the group. I know it would add enormous coolness factor to a NXT to have
> the Soundgin sounds added. And the sound module should also be perfectly
> usable by almost any robot controller.
>
>
>
> I could even see adding extra amplification and putting this module on the
> factory floor as an easy way for the machine to vocally notify the operator
> of different issues, or having a really customizable alarm horn.
>
>
>
> Jay Mackey
>
> Controls Engineer
>
> ARM Automation, Inc.
>
> Austin TX
>
> 512 894 3534
>
>
>
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