home made 1-wire temp sensor won't work

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home made 1-wire temp sensor won't work

Postby thespriteman » Sat May 19, 2012 5:20 pm

Hi there,

i tried to create an 1-wire temprature sensor using the following scheme:

Image

and now i tried it using LogTemp (http://www.mrsoft.fi/ohj01en.htm)

but it keeps telling me: "1-Wire network does not exist"

how can i troubleshoot this?

[Edit 19-05-2012 23:52]

after some testing and searching i got it working with this scheme:

Image


With Regards,
thespriteman
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Re: home made 1-wire temp sensor won't work

Postby technofreak » Wed Jul 18, 2012 4:58 pm

You can use this circuit as 1 Wire to RS232 Interface.
I can provide you the PCB files if you plan to make your own..
Attachments
1W-DSensor-RS232DS-V1-schematic.jpg
Schematic - RS232 1Wire Hub
1W-DSensor-RS232DS-V1-schematic.jpg (26.28 KiB) Viewed 5364 times
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Re: home made 1-wire temp sensor won't work

Postby xpowayout » Tue Apr 07, 2015 9:34 am

is it possible to connect the 1-wire devices from hobby-boards.com to the RFXsensor and use the value in HS?
raza
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