Beehive Topper (was: laptops and 5.25 inch floppy drives?)

Richard legalize at xmission.com
Thu Jan 11 13:15:40 CST 2007


In article <45A617DD.15753.7E3E1D3 at cclist.sydex.com>,
    "Chuck Guzis" <cclist at sydex.com>  writes:

> On 10 Jan 2007 at 21:48, der Mouse wrote:
> 
> > Reminds me of something I did with a TeleVideo 955 once.  Turns out
> > that model has a custom-firmware ROM socket, with an escape sequence in
> > the stock firmware to execute it.  I disassembled enough of the various
> > pieces to work out much of the interface to the hardware, and wrote a
> > small video game to run in the custom firmware ROM as a
> > proof-of-concept exercise.  This promptly started a friend asking me
> > when I would release NetBSD/tvi955....
> 
> When I wrote the firmware for the Fortune Systems text terminal, I 
> added a special escape sequence that would allow one to load a 
> program into RAM via the host and execute it.  It was used for 
> terminal QA, but the code stayed in as far as I know.  If anyone has 
> one of these animals and wants to know the escape sequence, drop me a 
> line and I'll dig it out of my files.    IIRC, there's not a lot of 
> RAM there, but enough to goof around with.

Cool!  Another nice little tidbit to look for! :-)

I haven't seen a Fortune Systems terminal on ebay or anything like
that since I started looking for terminals in the past couple of
years.  Were they widely sold or used in some particular vertical
market?
-- 
"The Direct3D Graphics Pipeline" -- DirectX 9 draft available for download
      <http://www.xmission.com/~legalize/book/download/index.html>

        Legalize Adulthood! <http://blogs.xmission.com/legalize/>



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