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Article #7319

Re: TWO WORD VOICE RECOGNITION

#7319
From: Gordon Hlavenka
Date: Mon, 17 Sep 1990 05:55
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>Radio Shack sells just such a chip (!) for around $10.  I don't know their
>part number...

OK, I found it:  The Radio Shack PN is 276-1308.  "VCP200 Speaker-Independent
Word Recognizer," they call it.

The chip has two modes:

In "Command Mode" it recognizes: "go", "stop", "reverse", "turn right",
"left turn".

In "Yes-No/On-Off" mode, it recognizes those four words.

External components required:  a handful of caps and resistors, and a 10 MHz
crystal.

The outputs are simply latched logic levels for each recognized word.  You
could do a lot with this chip and _no_ processor, so a small one should do
fine.

-----------------------------------------------------
Gordon S. Hlavenka            cgordon@vpnet.chi.il.us
Disclaimer:                Yeah, I said it.  So what?
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References: <27093@usc.edu> <1990Sep13.132125.256@mthvax.cs.miami.edu>

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From: cgordon@vpnet.chi.il.us (Gordon Hlavenka)
Newsgroups: sci.electronics
Subject: Re: TWO WORD VOICE RECOGNITION
Message-ID: <26f43006-3fd.4sci.electronics-1@vpnet.chi.il.us>
Date: 17 Sep 90 05:55:03 GMT
References: <27093@usc.edu> <1990Sep13.132125.256@mthvax.cs.miami.edu>
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