Re: [mh] One Wire sensors

Thank you! I added this and I don't know if I'm baking cookies or freezing
them LOL!!

# grep Basement /opt/mrhouse/local/data/logs/mh.main.log
12/26/20 12:23:47 PM Owfs_Item::DEVICE_DISCOVERY: device: 10.67C6697351FF
location: Basement Thermometer family: 10 id: 67C6697351FF root: / path:
/10.67C6697351FF
12/26/20 12:24:00 PM [HVAC] Basement Temp:
12/26/20 12:25:00 PM [HVAC] Basement Temp:      190.723
12/26/20 12:26:00 PM [HVAC] Basement Temp:       84.111
12/26/20 12:27:00 PM [HVAC] Basement Temp:      140.565
12/26/20 12:28:00 PM [HVAC] Basement Temp:      195.038
12/26/20 12:29:00 PM [HVAC] Basement Temp:      190.185
12/26/20 12:30:00 PM [HVAC] Basement Temp:      164.019
12/26/20 12:31:00 PM [HVAC] Basement Temp:      177.718
12/26/20 12:32:00 PM [HVAC] Basement Temp:      202.737
12/26/20 12:33:00 PM [HVAC] Basement Temp:      96.4161
12/26/20 12:34:00 PM [HVAC] Basement Temp:      75.9403
12/26/20 12:35:00 PM [HVAC] Basement Temp:      50.4367
12/26/20 12:36:00 PM [HVAC] Basement Temp:      167.795
12/26/20 12:37:00 PM [HVAC] Basement Temp:      67.5834
12/26/20 12:38:00 PM [HVAC] Basement Temp:       179.65
12/26/20 12:39:00 PM [HVAC] Basement Temp:      114.199
12/26/20 12:40:00 PM [HVAC] Basement Temp:      88.2446
12/26/20 12:41:00 PM [HVAC] Basement Temp:      163.519
12/26/20 12:42:00 PM [HVAC] Basement Temp:      32.1513
12/26/20 12:43:00 PM [HVAC] Basement Temp:      208.151
12/26/20 12:44:00 PM [HVAC] Basement Temp:      200.384
12/26/20 12:45:00 PM [HVAC] Basement Temp:      202.872
12/26/20 12:46:00 PM [HVAC] Basement Temp:      35.1238
12/26/20 12:47:00 PM [HVAC] Basement Temp:      68.1122
12/26/20 12:48:00 PM [HVAC] Basement Temp:      83.1724
12/26/20 12:49:00 PM [HVAC] Basement Temp:      61.3743
12/26/20 12:50:00 PM [HVAC] Basement Temp:      204.183
12/26/20 12:51:00 PM [HVAC] Basement Temp:       55.929
12/26/20 12:52:00 PM [HVAC] Basement Temp:      36.7912

I think I'll try soldering the leads or otherwise improve the connection.
We'll see what happens. I just thought this was hilarious.


On Sat, Dec 26, 2020 at 11:08 AM Giles Godart-Brown <[email protected]>
wrote:

> Like Jeff I also get oddball temp readings equally rarely and typically of
> about 80deg C, however  since I live in the UK I can safely filter anything
> over 30deg C  :-)
>
> OH and I attached the wrong screenshot in my previous email, the html
> interface should be like the attached - sorry
>
> G
> On 26/12/2020 16:01, Jeff Siddall via misterhouse-users wrote:
>
> Steve,
>
> I use the MH Owfs_Item:
>
> $Basement_Thermometer = new Owfs_Item("10.651A40000800", "Basement
> Thermometer");
>
> Use the get method to specify what to get, then read it with state:
>
>       my $temp = $Basement_Thermometer->get("temperature");
>       my $temp = $Basement_Thermometer->state();
>
> Of course you also need to install and setup owfs.
>
> To me, that seemed to me like the most logical way to use them.
>
> They are fairly reliable, but ever once in a while (maybe every 10,000 or
> 100,000 readings) I get a strange result, like an indoor temperature of 80
> C.  This is a minor thing, and for me only results in a text saying
> something is too hot so I haven't tried to figure out if it is a physical
> issue (interference), an owfs issue, or a Owfs_Item issue.
>
> Also, I would definitely recommend soldering the connections.
>
> Good luck!
>
>
> On 2020-12-26 9:02 a.m., Stephen Switzer wrote:
>
> Several years ago, I ordered a serial to RJ11 adapter from
> ibutton(something), called the link 12, and a few temperature sensors that
> look like the standard TO-92 transistor package. I connected it to MH,
> added one sensor to the network and tried to see if it worked. I had plans
> to place sensors all around the house.
>
> However, I hadn't ever seen any response from the serial port and shelved
> the project. I decided to look at it again yesterday and discovered how it
> worked... sort of:
>
>
> f=First     \=Snif
> n=Next      |=Thru
> r=Reset     l=Level
> b=Byt(NN+)  ^=57600
> j=Bit(N+)   `=38400
> p=BytW/P    ,=19200
> ~=BitW/P    x=BusLo
> d=Aux+      $=Scan
> z=Aux-      *=List
> &=Aux?      h=Help
> (=Extend
> t=Type      "=Iso
>
>
> 420008003BE45B10
> !,420008003BE45B10
>
> I found that at 9600 baud I can press h to see the help, and *, $ will
> also return data about the sensor that I have on the network. Wow! I
> finally have something to work with, but I can't figure out where to get
> the readings from. Pressing p, j or b all give a 1. One time I saw a B3,
> but it doesn't seem to be repeatable. It's 179 anyway... my server room
> rack better not be that temperature!!
>
> So, I continued and looked for some MH code to read the serial port data.
> I found several examples, but none of them seemed to be for reading the OW
> data directly from a serial port. All seemed to read a dump from an
> external program - and all from Windows. I'm running Linux.
>
> So, I looked a owfs: installed it, configured it the best that I could
> figure out and poked around the /run/owfs filesystem...
>
> root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/latesttemp
> 43.1086root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/latesttemp
> 91.3275root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/latesttemp
> 14.4802root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/latesttemp
> 94.4001root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/latesttemp
> 46.0749root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/latesttemp
> 90.8667root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/temperature
> 36.8015root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/temperature
> 1.73821root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/temperature
> 31.6712root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/temperature
> 65.0987root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/temperature
> 27.7991root@avalanche:~# cat /run/owfs/bus.0/10.67C6697351FF/temperature
>
> Every time I checked values, it was something different. Perhaps this is
> because I twisted the sensors onto the wires, instead of a more secure
> connection?
>
> Either way, I'm getting SOMETHING... so I think it's time to ask: how do
> YOU gather OW data? Is there a module for MH to tread it directly, or
> should we use something external?
>
> Thank you all!
>
> --
>
> Best regards,
> Steve Switzer
>
> ---
> Get world-class business I.T. services and a phone system with awesome features that won't challenge your budget!http://www.sbsROC.com
>
>
>
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-- 

Best regards,
Steve Switzer

---
Get world-class business I.T. services and a phone system with awesome
features that won't challenge your budget!http://www.sbsROC.com

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