Re: H/W Development question

["Alancc" <alan.cc@xxxxxxx>]

This was posted by Mark the other day.

  I spotted this on the Misterhouse list, I thought it may be of
interest
  to people on this list ...

  http://www.gigatechnology.com/usbio.html
  24 Programmable Digital I/O Lines from your USB Port

Alancc

----- Original Message -----
From: Ward, David <David.Ward@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Friday, December 06, 2002 2:16 PM
Subject: RE: [ukha_d] H/W Development question


> Robert,
>
> If you have a 'spare' serial port you could just sense the state of
the
> alarm using CTS, RTS, CD, or RI signals,
> These are easily read in VB or programming language of your
choice.
>
> If you want to experiment try  <http://www.taltech.com>
www.taltech.com
they
> have some nifty free software (portstat)  that shows the state of
the
Serial
> port control lines, and can be setup to send DDE commands when an
event
> occurs.
>
> What ever you decide It's advisable to isolate additional equipmnt
from
the
> alarm panel either via an opto-coupler or via a relay
>
> Dave Ward
>
>
> -----Original Message-----
> From: Robert Welsh [mailto:bob-ukha@xxxxxxx]
> Sent: Friday, December 06, 2002 1:43 PM
> To: ukha_d@xxxxxxx
> Subject: RE: [ukha_d] H/W Development question
>
>
> > This is easy with the likes of the PIC or AVR
> > microcontrollers. A simple transistor, a couple of resistors
> > [..]
> > Basic Stamp as this would be the quickest way to get it
> > working if you don't have any PIC or AVR dev kit.
>
> Given that this is (hopefully) the first of a few h/w projects for me
is
> it worth me getting into the 'PIC scene'? If PIC has more potential
than
> I'd be happy to spend a some money on a programmer etc and use PIC
in
> this solution.
>
> The other thing I found was on Quasar was this
> http://www.quasarelectronics.com/3108.htm,
> <http://www.quasarelectronics.com/3108.htm,> 
which looked like almost
> 'out-the-box' (albeit in kit form) solution. Thoughts ?
>
> > Check out
> > www.milinst.com for the BS2 dev kit. Might be higher in cost
> > than the likes of the VIOM module from Phaedrus
> > ( http://www.phaedrusltd.co.uk/system/index.html)
> <http://www.phaedrusltd.co.uk/system/index.html)> 
but you will
>
> Thanks for the link. I was already looking at the VIOM - but mainly
cos
> it looks like someone is developing an Autom8it plug-in for the
VIOM.
>
> Thanks for the info, Dave.
>
> It never fails to amaze me the wealth and breadth of information on
this
> group....
>
> Robert
>




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