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Re: Teleport use of Votrax speech synthesizer - how to get it to work?
On Friday, November 9, 2012 2:45:00 AM UTC-6, Michael J. Mahon wrote:
> The SC-01 chip used in the first Sound-Speech Mockingboards is the direct
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> lineal descendant of the Votrax synthesizers.
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> Like most phoneme-based speech synthesizers, it accepts a stream of bytes
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> (6-bits of which are the phoneme code). The chip signals when it is ready
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> for the next phoneme.
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> You'll have to take a look at the code to determine how the program expects
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> to communicate with the synthesizer. The original Votrax was a serial
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> interface. The Mockingboard provides access indirectly through a port of a
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> 6522 VIA.
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> It shouldn't be to hard to retarget the synthesis code.
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> I don't recall whether the phoneme codes were actually the same from Votrax
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> to SC-01, but it's probably no more than a mapping through a table to match
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> them up. ;-)
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> -michael - NadaNet 3.1 and AppleCrate II: http://home.comcast.net/~mjmahon
Thanks!