Re: Linux on access technology

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Interesting to know what the cpu actually was. I knew it was z80/z180
compatible, but that's it. As far as the clock speed, someone once
told me the Blazie units ran at 6-8 MHz, 12 MHz if you got the double
speed upgrade.

Greg


On Tue, May 24, 2016 at 08:31:47PM -0700, Tom Fowle wrote:
> I worked on a project to try to develop a TTY modem for the Braille Lite,
> Dean was extremely tight about giving me any info about how the lite was
> done.  I believe they used a Hitachi HD64180 microprocessor which was a Z80
> offshoot. Pretty sure they had no more than about 2 megs of ram and probably
> 64K of eprom Don't know about the clockspeed but bet it was pretty kreeky. 
> I don't believe it was ever field upgradable, Dean said something to me
> about using Ymodem to upload programs and having nothing but trouble with
> it.
> Considering the instability of the hardware I think it'd be a bucket of
> squashed worms.
> Tom fowle


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