tripletalk (was 4DOS)

[josh]

what is a brailler curtain?

email: jkenn337 at gmail.com
skype: jkenn337
msn: kenn6498ku at hotmail.com
----- Original Message ----- 
From: "Kerry Hoath" <kerry at gotss.net>
To: "Speakup is a screen review system for Linux." <speakup at braille.uwo.ca>
Sent: Thursday, February 28, 2008 4:29 PM
Subject: Re: tripletalk (was 4DOS)


> we have a usb doubletalk circuit and evaluation board and we'll give the
> eval board to whoever can write a driver for it.
> It uses the ftdi usb2serial bridge and the v8660 chip.
> It works with Jaws except the rate command goes up to 13 not 9.
>
> we want to use this board in a brailler Curtin Uni wants to make but we
> don't have anyone able to write usb interface logic for the thing.
> I guess this could run in userspace or something.
> anyone who wants to write a driver get in touch and we can arrange to
> provide the evaluation board we have built.
> the synth has both usb and serial ports, it takes power off the usb.
> headphones out only to keep the size down.
> Regards, Kerry.
>
> ----- Original Message ----- 
> From: "Kirk Reiser" <kirk at braille.uwo.ca>
> To: "Speakup is a screen review system for Linux." 
> <speakup at braille.uwo.ca>
> Sent: Thursday, February 28, 2008 11:58 PM
> Subject: Re: tripletalk (was 4DOS)
>
>
>>I can't tell you what the exact hardware is because I don't remember
>> or maybe never knew.  It is I suspect a small pci board which can be
>> placed in a computer or a separate box just like the Accent's were.
>> It has interfacing circuitry that tie the pci bus and/or the USB uart
>> to a RC Systems Doubletalk chip.  I don't know what Randy is calling
>> that chip but it is based on the v8650 board but made into a LSI chip.
>> That same chip is used in the bookport, book currier and a number of
>> other products. The uart also services the rs-232C connector.
>>
>> It is true that Access Solutions were not forth coming in the
>> beginning.  I suspect they thought they could make it on their own
>> with the Microsoft Windows community but soft synths have been gaining
>> a lot of prominence and so the hardware synth world is shrinking
>> radically.  They have become much more helpful over the years.  I just
>> haven't had time to write drivers to support the pci and usb portions
>> of the device.
>>
>> As for the firmware, it is the same or almost the same as on the
>> Doubletalk family of synths.  How Randy missed the bug is beyond me
>> and for that matter him as well.  It's obviously a not very often used
>> feature of the firmware but one I particularly like because it allows
>> us to find out which version and form of the firmware is being used.
>> Those version/parametre strings are slightly different for the groups
>> Randy has sold to and supports.  For example the original Microtalk
>> version of the firmware has a secondary flush command '^y' which only
>> flushes up to the next newline/carriage return characters for software
>> that supported it.  That gave ASAP the ability to provide a feature
>> which could allow one to quickly scan through a document being read by
>> just tapping the shift key to immediately move on to the next line.
>>
>>
>> Kirk Reiser The Computer Braille Facility
>> e-mail: kirk at braille.uwo.ca University of Western Ontario
>> phone: (519) 661-3061
>>
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>
>
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