Re: [SLUG] Neat project

From: Chuck Hast (kp4djt@tampabay.rr.com)
Date: Mon Aug 05 2002 - 18:21:55 EDT


On Wednesday 24 July 2002 23:26 L, you wrote:
> Yes, and the Zaurus is a turnkey Linux machine unlike the iPAQ that
> takes a bit of hacking. Two of our Tampa members own Zauruses.
>
>

Well folks I looked at all of the web servers and that seems to take care
of that, but I went back and told them what I had found, and then they started
telling me what ELSE needs to be moved to LINUX and asked if there was
space for it all.

In a nut shell here is what the field piece on a laptop/hardened laptop aka
"MDT" would look like internally.
The app runs on a web browser (I was told that it is IE dependent but we
are not sure if it is totally dependent as no one has tried it on the other
browers, guess who will do so?!) But it also uses VB stuff and stores the
orders and other order data in ACCESS files. So we figure we will have to
port the VB stuff to something that can run on LINUX and find a ACCESS
replacement for LINUX and showhorn all of this along with the browser and
web server into the PDA, Those of you who have worked with LINUX on
a PDA, do you know if there is enough room for all of this are are we as lost
as we are with wince... errr WinCE which does not even have a web server
to use on a PDA let alone the space to load all of the stuff.

The big problem is that the PDA user is running in a wireless environment
and if he/she is down in a celler taking a meter reading or doing something
else they will probably not be connected, but they will want to continue to
enter data and fill out the forms as they work. Same goes for a rural tech,
who may find him/her self having fallen off the edge of the wireless planet
for a while...

If we had 99% wireless coverage the pure web browser based app would
work just fine, but in the real world many places are not in coverage at
the place where they need to be in coverage so we have to handle the
forms locally and send them in the background as soon as the device
comes in coverage again. That is how we presently do it with the
laptop devices.

-- 
Chuck Hast
KP4DJT
kp4djt@tampabay.rr.com
To paraphrase my flight instructor;
"the only dumb question is the one you DID NOT ask resulting in my
going out and having to identify your bits and pieces in the midst of
torn and twisted metal."



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