[MLB-WIRELESS] Wireless router temp logger?

[Paul Jones]

Currently I've got an AVR microcontroller hooked up to my linux box via 
serial, but the box has to move so I was looking for an alternative.

ps. You can get free sample DS chips from the maxim-ic website
http://www.maxim-ic.com/parts.cfm/p/DS18B20

Paul.

David Ashburner wrote:

>Hey, where are you guys buying those DS chips?
>I want some!!
>
>If you want to use one wire I compiled up the OWW software a while ago.  
>Its here:
>   
>http://www.melbournewireless.org.au/files/wrt54/Packages/ 
>oww_0.81.7_mipsel.ipk
>
>OWW project http://oww.sourceforge.net/
>If I remember correctly I didn't build the GUI version the idea bing  
>that you ran the OWW Client on a machine with a display.
>
>You know, rather than interfacing a sensor directly to the serial port  
>on the router why not do it through a microcontroller?
>
>I use Zilog and Atmel micros and it's a snap to interface to the serial  
>port on the WRT. You don't need to worry about level shifting as both  
>ends are 3.3V, you can even drive the micro from the WRT power supply.
>
>  mm, Z8F6423 gives you a lot of I/O for $12.84
>
>On Oct 13, 2006, at 9:23 PM, Andrew Leech wrote:
>
>  
>
>>Is there a particular reason you need to use that chip? A similar  
>>option
>>would be to use the DS1624 or similar temperature sensor that uses i2c
>>rather than the 1 wire. You can follow these instructions to add i2c to
>>a wrt54g: http://www.byteclub.net/wiki/index.php?title=Wrt54g
>>I haven't done this personally, but it looks pretty well written.
>>
>>This way you wont have to write drivers yourself to get it working, and
>>the temp sensor will probably be able to be read with the standard  
>>linux
>>lm_sensors stuff, as mentioned on the page.
>>
>>Good Luck,
>>Andrew
>>
>>Paul Jones wrote:
>>    
>>
>>>Hi all,
>>>
>>>I'm trying to find a router + firmware that I can modify to read a
>>>DS1820 temp sensor via a 1-wire bus. Just wondering if anybody knows  
>>>of
>>>any links where this has already been done? The only one I have  
>>>managed
>>>to find is this: http://owfs.sourceforge.net/WRT54G.html
>>>
>>>Cheers,
>>>Paul.
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>>>Melbwireless mailing list
>>>Melbwireless at wireless.org.au
>>>http://wireless.org.au/mailman/listinfo/melbwireless
>>>
>>>
>>>
>>>      
>>>
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>>    
>>
>
>
>
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