[DECtalk] DecTalk emulator

[Mohamed Al-Hajamy]

It's not meant to be run that way I believe. Try running dectalk.zip
instead.
On Tue, Jul 30, 2019 at 3:06 AM Brandon Tyson <brandongold98 at gmail.com>
wrote:

> Hi,
>
> So how do I get it running in Mame?
>
> I did
> mame 23-031e5.e18 and it said that it was an unknown system.
>
> Thanks,
>
> Brandon
>
> On 7/29/19, Don <Text_to_Speech at gmx.com> wrote:
> > On 7/29/2019 12:19 AM, Aksel Leo Christoffersen wrote:
> >> The zip-file from archive.org, is the exact same emulator, just without
> >> MAME. I’ve tried it my self.
> >
> > MAME is the emulator:  Multiple Arcade Machine Emulator.
> >
> > To emulate different arcade games, it -- as a program -- PRETENDS to be
> > various types of computers.  When "fed" EXACT COPIES of the Read Only
> > Memory chips that were installed in those games, the corresponding
> > CPU chip emulator interprets the contents of those ROMs to behave in a
> > manner similar to the actual, physical CPU chip did in the real game.
> >
> > Because the original CPU chips used in these arcade games were so much
> > slower than modern CPUs in our PCs, the emulator PROGRAM can provide
> > comparable performance in a PC even though it has to do far more work
> > to interpret what the ROMs would have told the original CPU chip
> > hardware to do.
> >
> > The original DECtalk product was implemented with a Motorola MC68000
> > microprocessor accompanied by sixteen 16KB ROMs -- 256KB of "program".
> > This included all of the algorithms to convert the text that was
> > presented to the TTS via its serial port.  They also contained the
> > various letter-to-sound rules used to convert arbitrary sequences of
> > characters (words) into sounds.  As well as rules to handle words
> > that were "exceptions", rules to convert sequences of digits into
> > spoken numerical quantities, etc.
> >
> > A Texas Instruments TMS32010 Digital Signal Processor (a very fast
> > CPU optimized for doing the sort of math involved to create waveforms)
> > generated the actual audio signals that were fed to the speaker.
> >
> > (They could also be fed to a telephone line due to the design of
> > the hardware -- your DECtalk could answer the phone and interact
> > with the caller using synthetic speech).
> >
> > The ZIP file mentioned is just the contents of the ROMs -- two different
> > versions.  The "suffix" on each file determines which physical ROM chip
> > gets the contents of that file.  So, "e18" is an actual chip designation
> > on the circuit board.  Noting the presence of two e18's means there are
> > two different versions of the contents for the e18 ROM chip.  Ditto with
> > the other ROMs.
> >
> > _______________________________________________
> > Dectalk mailing list
> > Dectalk at bluegrasspals.com
> > http://bluegrasspals.com/mailman/listinfo/dectalk
> >
>
>
> --
> “Be what you are. This is the first step towards becoming better than you
> are.”
> – J. C. Hare & A. W. Hare
>
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> Dectalk at bluegrasspals.com
> http://bluegrasspals.com/mailman/listinfo/dectalk
>
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