One more feature I forgot to mention...
RS485 (2-wire) Interface as well...
----- Original Message -----
From: "Sam Saprunoff" <email@example.com>
Sent: Wednesday, February 23, 2000 11:45 AM
Subject: Re: [uCsimm] miniLinux and Announcing an Industrial I/O board for
> Hi Tony and the list!
> In regards to your first question...
> > (Exactly what can I do with a uCsimm?)
> Further, I hope I am not over-stepping the bounds for this list with a
> (shameless) plug...
> What can you do with a uCsimm?
> Well, this can be endless, but I have one example which I am in the final
> stages of alpha-testing. I have designed an industrial grade Input/Output
> board that accepts the uCSimm as the primary controller. This board has a
> few variations (depending upon what is populated), but in essence it has
> following features:
> 1. Max 24 optically isolated digital inputs. (Industrial pluggable
> 2. Max 6 relay form C outputs with relay capabilities of switching
> 125VAC at 10 Amps (Industrial pluggable connectors)
> 3. Ethernet connector for uCSimm (RJ-45 Vert or Horizontal Mount)
> 4. RS-232 Serial connector (RJ-11 Vert or Horz mount)
> 5. Proprietary Current-Loop Serial Interface
> 6. X-10 Interface (Connects to a PL523 X-10 Line interface device for
> home control)
> 7. Dallas Semiconductor IButton Interface
> 8. Dallas DS1820 temperature monitor (measures room temp, etc)
> 9. Dallas DS1302 Real-Time Clock with battery-backup
> 10. Two (2) vertical 72 pin SIMM Expansion slots for future or custom
> 11. AC/DC Voltage Input (16VDC <= Vin DC <= 35VDC or 16VAC <= Vin AC
> 20VAC) Preliminary.
> Voltage supplies are small switch-mode type for low radiated
> and high efficiency.
> 12. Approx. board size is 4.80" by 8.92" in a DIN-rail mountable
> 13. Power supplies available on the board are +5, +3.3, and +12
> The board is designed such that there is a slave controller on the board
> (Motorola HC912 with Flash programming interface and background debug mode
> BDM). Thus, the HC912 handles the processing of the peripherals leaving
> host controller (uCsimm) from doing the basic bit-twiddling. Further, the
> Flash EEPROM of the HC912 can be changed or customized at any time using
> The board can be operated stand-alone or can be controlled via the uCSimm
> (or other controller) via the SPI (serial peripheral interface).
> Initially I designed the board for a project (current), but I wanted
> something to use the uCsimm for other than direct Internet stuff. So... I
> decided to add more features to this board to allow for a variety of
> Industrial control using the uCsimm or for my immediate use... an
> Home Security/Control system that is internet aware.
> Since I am relatively new to Linux, embedded Linux, and the uCsimm, I
> a project (application) which would allow me to learn and explore these
> If anyone else is interested in the board, let me know as I could
> potentially make it available to all those interested. However, since
> was designed to be industrial grade, some of the parts used are a little
> For example:
> 1. the 24 Input industrial pluggable connectors (12 in total) cost
> about $48 CAN in total. One could use non-pluggable connectors which are
> 2. Switch-mode power supplies (2) are about $20 CAN each... However
> can use linear supplies which are cheap (about $1 each), but one must deal
> with the heat generated (heat sink) and reduced input voltage levels.
> I hope this answered your question (and then some... my apologies!)
> Best regards,
> Sam Saprunoff
> ----- Original Message -----
> From: "Tony L. Svanstrom" <firstname.lastname@example.org>
> To: <ucsimm@uClinux.com>
> Sent: Wednesday, February 23, 2000 2:00 AM
> Subject: [uCsimm] miniLinux.
> > Hi list;
> > I thought I was going to find the answer I'm looking for by lurking, but
> > since the noice seems to be here already I'm asking instead...
> > (Exactly what can I do with a uCsimm?)
> > What would be my options be today if I wanted a mini-server connected by
> > ethernet? What I'm meaning by mini-server is in this case the smallest
> > cheapest possible hardware needed to be able to set up a webserver (must
> > handle Perl-scripts). Memorywise I'm thinking memorysticks.
> > The servers wouldn't exactly handle heavy warez-sites, more like small
> > businesses or personal sites.
> > I'd like to see any and all thoughts regarding this.
> > /Tony
> > --
> > Per scientiam ad libertatem. ©1999 Tony L. Svanstrom
> > This message resent by the email@example.com list server
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