vectraboyv6
Posts: 43
Joined: Fri Aug 17, 2012 11:28 am

ds18b20, 433mhz, tkinter poss program

Thu Oct 30, 2014 11:52 am

Hi,

i have a remote ds18b20 tempurature sensor in my greenhouse this is connected to the pi via a set of 433mhz tranceivers on to the uart serial conection.

from python i can send out a temp request and receive the temp back ok.

the thing is i would like to display this in a tkinter button, how ever as I understand, tkinter has to contansly go round in a loop to maintain function. this would result in a lot of data following, which would be a problem. if i delay the tramission say to once every 10 miins then the tkinter will in effect stop.
would anyone have a workaround on this or any advice?

many thanks stuart.

User avatar
paddyg
Posts: 2541
Joined: Sat Jan 28, 2012 11:57 am
Location: UK

Re: ds18b20, 433mhz, tkinter poss program

Thu Oct 30, 2014 2:13 pm

also https://groups.google.com/forum/?hl=en-GB&fromgroups=#!forum/pi3d

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