Re: A89: HW2 Images

Re: A89: HW2 Images

• To: assembly-89@lists.ticalc.org
• Subject: Re: A89: HW2 Images
• From: "M. Adam Davis" <adavis@ubasics.com>
• Date: Thu, 12 Oct 2000 11:54:04 -0400
• Organization: Micro Basics
• References: <Pine.GSO.4.21.0010121645570.26993-100000@arwen.dd.chalmers.se>
• Reply-To: assembly-89@lists.ticalc.org

Either cost or availability.  Perhaps they found the 3 month lead time on their
custom part prohibitive, or they found that 3 seperate common chips are less
expensive (including the extra cost of assembly...).

-Adam

Jonas Lööf wrote:
> 
> On Thu, 12 Oct 2000, Olle Hedman wrote:
> 
> >
> > If anyone is interested, I have updated my Ti89 Hardware page with nice
> > scans of the "motherboard" in a HW2 calc, to complement the scans of the HW1
> > that was already there.
> 
> It is intresting to note that they have switched to using a standard CPU
> from Motorola (the MC68SEC000PB16) in the HW2, instead of the integrated
> CPU/LCD-Controler/IO-Manager used in the HW1. Anyone care to guess why?
> 
> /Jonas

• Re: A89: HW2 Images
• From: "Olle Hedman" <oh@hem.passagen.se>
• Re: A89: HW2 Images
• From: =?ISO-8859-1?Q?Jonas_L=F6=F6f?= <f96jolo@dd.chalmers.se>

• Re: A89: HW2 Images
• From: =?ISO-8859-1?Q?Jonas_L=F6=F6f?= <f96jolo@dd.chalmers.se>

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