Re: IOC options

[David Kline <dkline@aps.anl.gov>]

another option...

if you are interested in pc104 and isa, then please have a look at the 
epics brick (ebrick). send any questions you might have.
http://www.aps.anl.gov/aod/bcda/synApps/ebrick/ebrick.html

tschuess,
/david

Eric Norum wrote:
> May I also suggest that you have a look at the ColdFire uCDIMM cards 
> that we are using here at the APS and Till Straumann is using at 
> SLAC.   These are full-capable EPICS IOCs and are well supported by 
> both RTEMS and uClinux.
> 64 MHz Motorola ColdFire MCF5282
> 4 MB of on-board flash (in addition to the 0.5 MB on the MCF5282)
> 16 MB of DRAM
> 10/100 BaseT Ethernet
> Three serial ports
> I2C, CAN, QSPI
> A24, D16 bus(with 2 chip-selects)
>
> Here are a couple of references:
>
> http://www.aps.anl.gov/epics/base/RTEMS/FPGA_IOC.pdf
> http://www-ssrl.slac.stanford.edu/lcls/epics/talks/thurpm/norumembeddedepics.ppt 
>
>
> On Jun 14, 2007, at 9:48 AM, Bernhard Kuner wrote:
>
> > Dear Mister du Toit
> > > The bad news is that most of this hardware is custom made... and is
> > > fairly old. This includes just about everything from powersupply
> > > controllers to vacuum controllers to beam monitors ect ect.
> > > The one advantage is that most of this runs in crates on a bus we call
> > > SABUS (once again custom made) in basic form it is a parallel
> > > communication bus with data and address lines and some control signals.
> > > This is also a system that connects several of these crates together.
> > > Then you have a differential system that has an 8-bit data bus and 
> > > about
> > > 4 control signals.
> > This bus seems to be something like the ISA bus. I made here at BESSY 
> > somthing similar 13 years ago, a little 8-bit addr, 8bit data + some 
> > control bus and adapted this easily to an ISA bus. So an idea could 
> > be to use PC104 with ISA bus, create a adapter to your bus and than 
> > there is just the work to create an driver for the bus access and 
> > device support to the records. This PC104 boards are shurely more 
> > cheap as a self developed one, and there is not much work on the 
> > software side, I think.
> >
> > best regards
> >
> > Bernhard Kuner
>
> --Eric Norum <norume@aps.anl.gov>
> Advanced Photon Source
> Argonne National Laboratory
> (630) 252-4793


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+-------------------------------------------------+
David M. Kline                   dkline@aps.anl.gov
Beamline Controls and Data Acquisition (BCDA)
Argonne National Laboratory, Advanced Photon Source
Argonne IL, 60439                      630.252.8639
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                  Beamlines R Us
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