[labnetwork] Plasmatherm ISA Cards

[J Romans]

Just spitballing: you don't mention looking at any interrupt settings. Is
it possible you have a conflict?
- Hal

J. Hal Romans
Equipment Engineer
Nano3 Cleanroom Facility
University of California San Diego
ph: (858) 534-6674


On Mon, Sep 28, 2020 at 4:44 PM Shawn Wright <wrightsh at lnf.umich.edu> wrote:

> Hi Everyone,
>
> Does anyone have experience getting Plasmatherm's ISA IO cards to work
> with a computer that uses an IT8888G PCI-ISA Bridge?
>
> A little bit ago our systems 486 motherboard partly died, I lost video and
> replacing the ISA - VGA card with similar units off of eBay didn’t do the
> job.  I was able to find a new single board computer and an ISA backplane
> with 8 slots, however I can’t get all of our IO cards to work with it.
> This new computer has a 2012 vintage CPU with a PCI - ISA bridge chip
> (IT8888G), and from what I’ve found it looks like pretty much any newer
> computer with ISA support uses this chip.
>
> Our system has 2 digital IO cards (Plasmatherm's 77026 96 channel ), and 3
> analog IO cards (2 ROBOTROL ADA88’s and 1 Nova-Research ADS168). In my BIOS
> I’m able to map memory and IO address space to the ISA bus via the IT8888G
> chip.  If I map IO space for the digital cards (320-32E and 330-33E) they
> seem to work as expected and I can manually turn things on and off via the
> software.  However if I add in any or all of the analog boards (address
> space 300-303, 304-307 and 308-30B) my digital cards stop working.  It
> seems like they’ll get one successful read/write cycle when I launch the
> software then stops because it’ll show the last state of all the digital
> inputs correctly, but no longer updates any of the d-in’s or d-out’s.
>
> It also looks like the SYSMON software does some sort of initialization on
> the 3 analog cards.  Depending on what ones I have installed I can get an
> error on launch saying can’t initialize board 1, 2, or 3.  Where as there
> doesn’t seem to be any checks to see if the digital cards are actually
> installed or not.  The other weird thing is if I just open up more address
> space, like 320-39E, I would expect to get a can’t initialize board 1 error
> since 300-30B isn’t bridged so it shouldn’t be able to communicate with any
> analog boards.  However I actually don’t get any board initialization
> errors, but the digital cards also don’t work.
>
> I also have options for DDMA channels in my BIOS, I’ve tried with them
> enabled and not enabled and it doesn’t seem to make any difference.  The
> ISA backplane also came with a set of termination resistors, I’ve tried
> with them all installed and none of them installed and it doesn’t seem to
> make any difference.
>
> This is the SBC I’m using:
> https://www.advantech.com/products/1-2jkn7b/pca-6763/mod_ed19377c-5db9-4024-bf7b-c556dfb2afac
> <https://urldefense.com/v3/__https://www.advantech.com/products/1-2jkn7b/pca-6763/mod_ed19377c-5db9-4024-bf7b-c556dfb2afac__;!!Mih3wA!Q9yNwQcUGHJ3Vh-NGSCXqIA7vggIyan4UeYOM3wM4fgVHh3rj8GzV2Xy-7dXjWw$>
>
> This is the PCI - ISA bridge chip:
> http://www.ite.com.tw/uploads/product_download/IT8888G_V0.9_05162005.pdf
> <https://urldefense.com/v3/__http://www.ite.com.tw/uploads/product_download/IT8888G_V0.9_05162005.pdf__;!!Mih3wA!Q9yNwQcUGHJ3Vh-NGSCXqIA7vggIyan4UeYOM3wM4fgVHh3rj8GzV2XyDStyCOY$>
>
>
> Thanks,
> Shawn Wright
> Lurie Nanofabrication Facility
> University of Michigan
> _______________________________________________
> labnetwork mailing list
> labnetwork at mtl.mit.edu
>
> https://urldefense.com/v3/__https://mtl.mit.edu/mailman/listinfo.cgi/labnetwork__;!!Mih3wA!Q9yNwQcUGHJ3Vh-NGSCXqIA7vggIyan4UeYOM3wM4fgVHh3rj8GzV2XyEwtA1jQ$
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://mtl.mit.edu/pipermail/labnetwork/attachments/20200928/f78fe2d1/attachment.html>