Re: Digital IO - Phidgets support? alternatives?

2008-07-18 Thread ropers
2008/7/8 Tom Le Page <[EMAIL PROTECTED]>:
> Hi misc@,
> I am looking for a digital input /output solution (capture a button
> press, light an LED, etc) now, and will be looking to capture analog
> input in the future.

If you only need to capture a button press and light an LED (and for
now can do without the option to capture analog input as is), then
sled may suit:

http://www.linuxfocus.org/English/January2001/article186.shtml

and:

http://marc.info/?l=openbsd-misc&m=77380010679&w=2

kind regards,
--ropers



Re: Digital IO - Phidgets support? alternatives?

2008-07-10 Thread Paul M

There is also the Tini from Dallas.
This is a more low level approach, but it comes with a lightweight 
unix-like shell, and supports a variety of interface busses and 
protocols, http, ppp, ftp and others, and can be programmed in c, java 
or assembly.
I've used it extensively, and while there's things I dislike about it, 
I've simply found nothing better for my use. I've set up some fairly 
extensive networks performing a plethora of tasks - instrumentation, 
data aquisition, control, security, automation etc etc.


If you want a plug and play solution, the barix is probably better, but 
if you want the flexibilty, power and control of a lower level 
implimentation, then the tini is hard to beat.




On 9/07/2008, at 8:46 PM, Tom Le Page wrote:


Are there any alternative solutions that I should look at?

I've used an alternate standalone solution.  Do a search for
Barix Barionet. Per unit it may appear to be more expensive, but

Thanks for that, I had not come across the Barix range of devices 
before.

Indeed, it does appear more expensive per unit!
But it should be simpler to query (http) than the Phidgets...




Re: Digital IO - Phidgets support? alternatives?

2008-07-10 Thread Johannes (Barix)
Hi, here's the Barix voice :)

The products are quite different in that the Barionet can be programmed in a
basic dialect for quite sophisticated functions (if required), connects via
IP, and can be polled by SNMP, CGI, UDP or TCP (ascii protocols).
You could also use much cheaper products from our range (see 
http://www.barix.com barix website ) like the X8 or IO12 (industrial I/O),
but these have an RS-485 interface so you need to poll them with Modbus/RTU
- or have the Barionet do this for you ..

Greetings !

Johannes



Tom Le Page wrote:
> 
>>> Are there any alternative solutions that I should look at?
>> I've used an alternate standalone solution.  Do a search for
>> Barix Barionet. Per unit it may appear to be more expensive, but
>>
> Thanks for that, I had not come across the Barix range of devices before.
> Indeed, it does appear more expensive per unit!
> But it should be simpler to query (http) than the Phidgets...
> 
> 
> 

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Re: Digital IO - Phidgets support? alternatives?

2008-07-09 Thread Tom Le Page

Are there any alternative solutions that I should look at?

I've used an alternate standalone solution.  Do a search for
Barix Barionet. Per unit it may appear to be more expensive, but


Thanks for that, I had not come across the Barix range of devices before.
Indeed, it does appear more expensive per unit!
But it should be simpler to query (http) than the Phidgets...



Re: Digital IO - Phidgets support? alternatives?

2008-07-08 Thread Diana Eichert

On Tue, 8 Jul 2008, Tom Le Page wrote:


Hi misc@,
I am looking for a digital input /output solution (capture a button
press, light an LED, etc) now, and will be looking to capture analog
input in the future.
Does anyone have experience of Phidgets devices on OpenBSD (i386) ?
For example http://www.phidgets.com/products.php?product_id=1018
Are there any alternative solutions that I should look at?
Thanks, Tom.


Tom

I've used an alternate standalone solution.  Do a search for
Barix Barionet. Per unit it may appear to be more expensive, but
it doesn't require a system to plugin into.

diana



Digital IO - Phidgets support? alternatives?

2008-07-08 Thread Tom Le Page

Hi misc@,
I am looking for a digital input /output solution (capture a button
press, light an LED, etc) now, and will be looking to capture analog
input in the future.
Does anyone have experience of Phidgets devices on OpenBSD (i386) ?
For example http://www.phidgets.com/products.php?product_id=1018
Are there any alternative solutions that I should look at?
Thanks, Tom.