Digitalker, SP0256, and SC-01 speech chips (was Re: Digitalker

Tony Duell ard at p850ug1.demon.co.uk
Thu Feb 14 12:53:56 CST 2008


> 
> 
> On Thu, 2008-02-14 at 02:04 -0500, M H Stein wrote:
> 
> > Keep in mind that the SP0256 is only an allophone generator; although there
> > were expansion ROMs available, for text-to-speech you needed something like
> > the CTS256-AL2, which was a PIC (yes, GI made PICs in the '70s!) programmed
> 
> PIC as is Arizona Microchip PIC, or PIC as in something else?

The former. I forget what the CTS256 'really' was, but it was pretty 
clearly a programmed PIC. 

The 1654 is a lot older than many people realise

-tony



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