Neither me has seen reasonable hw for 6lowpan.
Production is all different, I admit. Have to consider mid/long term
availability of the components.
Vajk
On Mon, Feb 10, 2014 at 9:44 PM, Colin Reese <colin.re...@gmail.com> wrote:
> But the xbee is smaller and doesn't require hacking a router OS, which I'm
> not interested in doing. It also doesn't scale for production. It's just
> not designed for the job at all. With the openwrt router, what's the
> interface ? Bitbanging gpio? Usb chip?
>
> I have not seen reasonably priced hardware for 6lowpan. Point me to some?
> I'd certainly use it if I found it.
>
>
>
>
> On Feb 10, 2014, at 12:36, Vajk Fekete <vaj...@gmail.com> wrote:
>
> it's up to you. a wifi xbee module is about twice as much as the tplink
> router I have linked.
>
> wifi, and tcpip are pretty complex protocols. to handle encryption, data
> rates and the protocols, you must have some real cpu with some real
> operating system. and once we have that, it will likely be able to run
> owserver.
>
> if you want battery operated sensor nodes, the likes of 6lowpan is your
> route. a small scale alternative is rf24network.
>
> Vajk
>
>
> On Mon, Feb 10, 2014 at 3:23 PM, Colin Reese <colin.re...@gmail.com>wrote:
>
>> What about a ds2480 into an atmega running owserver code 'emulation' over
>> wifi with an xbee or other wifi module?
>>
>>
>> On Feb 10, 2014, at 5:56, Vajk Fekete <vaj...@gmail.com> wrote:
>>
>> You do need some 1wire host for the AVR too.
>> If not, that means you plan for bit banging and a passive interface. Same
>> is possible with openwrt and a cheap router.
>>
>> An other option is the arduino YUN, which is an arduino and a wifi
>> module. But the wifi module in there is a complete "cheap home router" with
>> the ethernet ports stripped, and runs openwrt just like the router. And
>> this is reflected in the price too. To me it sounds weird to have a wifi
>> module that has at least 32Mbytes RAM, 8Mbytes flash, a ~300Mhz CPU, and
>> use it as a communication subsystem for a uController that is running 16Mhz
>> and maybe has 32Kbyte flash and 2500bytes RAM.
>>
>> Vajk
>>
>>
>>
>> On Mon, Feb 10, 2014 at 2:40 PM, Colin Law <clan...@gmail.com> wrote:
>>
>>> On 10 February 2014 13:36, Vajk Fekete <vaj...@gmail.com> wrote:
>>> > There are several options
>>> > - real usb 1wire host - pretty expensive
>>> > - usb serial+serial host
>>> > - use the internally available serial port (the console of the
>>> machine,
>>>
>>> Options 2 and 3 are not going to be significantly cheaper than the
>>> first are they?
>>>
>>> Colin
>>>
>>> > like with rpi) and use a serial 1wire host
>>> > - use some available gpio lines and do bit-banging
>>> >
>>> > I went for the first because this is only a hobby for me, and already
>>> had
>>> > three 9490s on hand.
>>> >
>>> > Vajk
>>> >
>>> >
>>> > On Mon, Feb 10, 2014 at 1:20 PM, Colin Law <clan...@gmail.com> wrote:
>>> >>
>>> >> On 10 February 2014 12:01, Vajk Fekete <vaj...@gmail.com> wrote:
>>> >> > I do not see what is the reason against the linux box. I do not
>>> think
>>> >> > you
>>> >> > could get cheaper with an avr and Xbee than a tplink 703n,
>>> >> >
>>> >> > http://www.ebay.com/bhp/tp-link-tl-wr703n
>>> >>
>>> >> I presume one would need a usb/1wire adaptor with that.
>>> >>
>>> >> Colin
>>> >>
>>> >> >
>>> >> > Vajk
>>> >> >
>>> >> >
>>> >> > On Sun, Feb 9, 2014 at 10:48 PM, Colin Reese <colin.re...@gmail.com
>>> >
>>> >> > wrote:
>>> >> >>
>>> >> >> I want to run a microcontroller with a remote owserver or 1Wire
>>> >> >> devices.
>>> >> >> I don't want/need another linux box. A cheap AVR and WiFi unit
>>> like an
>>> >> >> XBee WiFi would be ideal. Is there not AVR code that would run
>>> owserver
>>> >> >> over a WiFi module?
>>> >> >>
>>> >> >> Where can I find docs on owexternal? I've seen mention of it but
>>> >> >> nothing
>>> >> >> complete.
>>> >> >>
>>> >> >> Colin
>>> >> >>
>>> >> >>
>>> >> >> On 2/9/2014 13:41, Michael Markstaller wrote:
>>> >> >> >
>>> >> >> >
>>> >> >> > On 09.02.2014 22:13, Colin Reese wrote:
>>> >> >> >> Paul,
>>> >> >> >>
>>> >> >> >> How would you envision implementing a remote owserver over a
>>> WiFi
>>> >> >> >> module?
>>> >> >> > This is 100% easy and possible since many years, just take any
>>> >> >> > openwrt-router and run owserver on it.. Works pretty fine 24x7.
>>> >> >> >
>>> >> >> > The other way around, low-power I'd more guess on 6lowpan and
>>> >> >> > ow-external, which is also right in place.
>>> >> >> >
>>> >> >> > Michael
>>> >> >> >
>>> >> >> >
>>> >> >> >
>>> >> >> >
>>> ------------------------------------------------------------------------------
>>> >> >> > Managing the Performance of Cloud-Based Applications
>>> >> >> > Take advantage of what the Cloud has to offer - Avoid Common
>>> >> >> > Pitfalls.
>>> >> >> > Read the Whitepaper.
>>> >> >> >
>>> >> >> >
>>> >> >> >
>>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
>>> >> >> > _______________________________________________
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>>> >> >> > https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>> >> >> >
>>> >> >>
>>> >> >>
>>> >> >>
>>> >> >>
>>> ------------------------------------------------------------------------------
>>> >> >> Managing the Performance of Cloud-Based Applications
>>> >> >> Take advantage of what the Cloud has to offer - Avoid Common
>>> Pitfalls.
>>> >> >> Read the Whitepaper.
>>> >> >>
>>> >> >>
>>> >> >>
>>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
>>> >> >> _______________________________________________
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>>> >> >> https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>> >> >
>>> >> >
>>> >> >
>>> >> >
>>> >> >
>>> ------------------------------------------------------------------------------
>>> >> > Managing the Performance of Cloud-Based Applications
>>> >> > Take advantage of what the Cloud has to offer - Avoid Common
>>> Pitfalls.
>>> >> > Read the Whitepaper.
>>> >> >
>>> >> >
>>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
>>> >> > _______________________________________________
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>>> >> > https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>> >> >
>>> >>
>>> >>
>>> >>
>>> ------------------------------------------------------------------------------
>>> >> Managing the Performance of Cloud-Based Applications
>>> >> Take advantage of what the Cloud has to offer - Avoid Common Pitfalls.
>>> >> Read the Whitepaper.
>>> >>
>>> >>
>>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
>>> >> _______________________________________________
>>> >> Owfs-developers mailing list
>>> >> Owfs-developers@lists.sourceforge.net
>>> >> https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>> >
>>> >
>>> >
>>> >
>>> ------------------------------------------------------------------------------
>>> > Managing the Performance of Cloud-Based Applications
>>> > Take advantage of what the Cloud has to offer - Avoid Common Pitfalls.
>>> > Read the Whitepaper.
>>> >
>>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
>>> > _______________________________________________
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>>> > https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>> >
>>>
>>>
>>> ------------------------------------------------------------------------------
>>> Managing the Performance of Cloud-Based Applications
>>> Take advantage of what the Cloud has to offer - Avoid Common Pitfalls.
>>> Read the Whitepaper.
>>>
>>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
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>>
>>
>> ------------------------------------------------------------------------------
>> Managing the Performance of Cloud-Based Applications
>> Take advantage of what the Cloud has to offer - Avoid Common Pitfalls.
>> Read the Whitepaper.
>>
>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
>>
>> _______________________________________________
>> Owfs-developers mailing list
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>> https://lists.sourceforge.net/lists/listinfo/owfs-developers
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>>
>>
>> ------------------------------------------------------------------------------
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>> Take advantage of what the Cloud has to offer - Avoid Common Pitfalls.
>> Read the Whitepaper.
>>
>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
>> _______________________________________________
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>> https://lists.sourceforge.net/lists/listinfo/owfs-developers
>>
>>
>
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