[vcf-midatlantic] Working Tandy 1000 or 2000

Jonathan Gevaryahu jgevaryahu at gmail.com
Wed Aug 29 00:53:26 EDT 2018


Indeed, I was thinking of the 1000 series, not the 2000.
I'm trying to figure the best way to run the tests from basic, i might 
need to mess around with dosbox to get the program written, since MAME 
has keyboard issues with the tandy machines (which I'd also love to fix...)



On 8/28/2018 8:45 PM, Kelly Leavitt wrote:
>
> The 2000 and the 1000 were remarkably different beasts. The 2000 had a 
> basic speaker that did beeps. There was a rumored TV board but I have 
> never seen one in the wild. Fun tidbit, the 2000 loaded BIOS from 
> floppy (a 720k 5.25 inch floppy). The built in ROM was a simple boot 
> loader.
>
>
> The 1000 was mostly compatible with the XT/jr with some added sound 
> and graphics capabilities.
>
>
> I have working models of the 1000 hear that I cant test with Tandy's 
> Basica if you'd like. My 2000's are iffy so I can't make any promises. 
> Send me the pokes you'd like to try.
>
>
> Kelly
>
> kelly at catcorner.org
>
>
>
> ------------------------------------------------------------------------
> *From:* vcf-midatlantic <vcf-midatlantic-bounces at lists.vcfed.org> on 
> behalf of Jonathan Gevaryahu via vcf-midatlantic 
> <vcf-midatlantic at lists.vcfed.org>
> *Sent:* Sunday, August 26, 2018 5:16 AM
> *To:* vcf-midatlantic at lists.vcfed.org
> *Cc:* Jonathan Gevaryahu
> *Subject:* [vcf-midatlantic] Working Tandy 1000 or 2000
> Does VCF have a working Tandy 1000 or 2000 on display or in the warehouse?
>
> I need someone with access to a working Tandy 1000/2000 to do some
> poking from basic of the sound chip, since there's an issue I'm running
> into with a possible incompatibility of the Tandy 1000/2000 NCR8496 PSG
> (sound chip) and the more common SN76489/SN76496 PSG which the
> colecovision etc used.
>
> -- 
> Jonathan Gevaryahu
> jgevaryahu at gmail.com
> jgevaryahu at hotmail.com
>

-- 
Jonathan Gevaryahu
jgevaryahu at gmail.com
jgevaryahu at hotmail.com



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