> Oh. So you already have a way to calculate AQI from the PM data?

Yep.  It’s there.

> On Sep 27, 2020, at 5:48 PM, Tom Keffer <[email protected]> wrote:
> 
> 
> Oh. So you already have a way to calculate AQI from the PM data?
> 
>> On Sun, Sep 27, 2020 at 5:46 PM John Kline <[email protected]> wrote:
>> It’s already using XTypes for everything derived; so, not much to figure out 
>> there.
>> 
>>>> On Sep 27, 2020, at 5:42 PM, Tom Keffer <[email protected]> wrote:
>>>> 
>>> 
>>> Here's the wiki on XTypes. I believe John has written an XTypes extension. 
>>> Between the two of you, I'm sure you can figure it out!
>>> 
>>> -tk
>>> 
>>> 
>>>> On Sun, Sep 27, 2020 at 8:47 AM Graham Eddy <[email protected]> wrote:
>>>> i had not thought to put the collection of AQI calculations into an 
>>>> extension to StdWXCalculate
>>>> 
>>>> i amend my suggested split of weewx-airlink to an ‘airlink’ data 
>>>> acquisition service providing PMx.x values, plus an ‘aqi’ extension to 
>>>> StdWXCalculate to convert PMx.x values to AQI-related values
>>>> 
>>>> and yes, i’d be happy to code this extension (mainly by pinching john’s 
>>>> code) if john wanted to head that direction - i’ll have to code something 
>>>> similar/simpler for myself anyway if john doesn't want to go that way 
>>>> (i.e. separate ‘aqi’ (sub-)service)
>>>> 
>>>>> On 27 Sep 2020, at 10:28 pm, Tom Keffer <[email protected]> wrote:
>>>>> 
>>>>> The "WeeWX way" is to emit what the hardware offers, then let 
>>>>> StdWXCalculate determine whether to keep it or calculate a new value in 
>>>>> software.
>>>>> 
>>>>> Right now, it's fairly easy to extend StdWXCalculate to calculate new 
>>>>> types via the XTypes facility. Gary and I are working on a version that 
>>>>> will make it even easier.
>>>>> 
>>>>>> On Sat, Sep 26, 2020 at 10:30 PM Graham Eddy <[email protected]> 
>>>>>> wrote:
>>>>>> i was about to pinch john’s code for the AQI side of things - i get 
>>>>>> PM2.5 values via gw1000 - when i see this new driver announced. (i have 
>>>>>> found ecowitt’s purported 24 hour average values very unreliable - 
>>>>>> drifting, random resets, etc - but the actual pm2.5 values seem fine → 
>>>>>> derive the averaged values myself)
>>>>>> 
>>>>>> can i suggest that acquiring PMx.x values and deriving AQI values be 
>>>>>> kept as separate services? the AQI service would provide AQI xtype 
>>>>>> (mainly for cheetah) and convert PMx.x values in weewx packets to 
>>>>>> equivalent AQI values inserted into weewx packet (this is what i was 
>>>>>> going to implement). design-wise this would also allow support of AQI 
>>>>>> values derived from multiple pollution types (NO, etc) as well as 
>>>>>> abstracting the pollutant monitors
>>>>>> 
>>>>>>> On 27 Sep 2020, at 1:43 pm, John Kline <[email protected]> wrote:
>>>>>>> 
>>>>>>> Hi Rich,
>>>>>>> 
>>>>>>> I’ve created the github project here:
>>>>>>> https://github.com/chaunceygardiner/weewx-airlink
>>>>>>> 
>>>>>>> I haven’t had any issues with the extension, but it’s not a priority 
>>>>>>> for me until more is known about the AirLink.
>>>>>>> 
>>>>>>> Cheers,
>>>>>>> John
>>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> -- 
>>>>>> You received this message because you are subscribed to the Google 
>>>>>> Groups "weewx-user" group.
>>>>>> To unsubscribe from this group and stop receiving emails from it, send 
>>>>>> an email to [email protected].
>>>>>> To view this discussion on the web visit 
>>>>>> https://groups.google.com/d/msgid/weewx-user/1A05561B-6E18-4D13-B23C-7D3DCA5ADD69%40gmail.com.
>>>>> 
>>>>> 
>>>>> -- 
>>>>> You received this message because you are subscribed to the Google Groups 
>>>>> "weewx-user" group.
>>>>> To unsubscribe from this group and stop receiving emails from it, send an 
>>>>> email to [email protected].
>>>>> To view this discussion on the web visit 
>>>>> https://groups.google.com/d/msgid/weewx-user/CAPq0zEATLW%2BWMaguZvAN0VULz%3DbyZWHUO8CHq6V%3DmVhG7nE-Sg%40mail.gmail.com.
>>>> 
>>>> -- 
>>>> You received this message because you are subscribed to the Google Groups 
>>>> "weewx-user" group.
>>>> To unsubscribe from this group and stop receiving emails from it, send an 
>>>> email to [email protected].
>>>> To view this discussion on the web visit 
>>>> https://groups.google.com/d/msgid/weewx-user/5A2D0839-5245-4DC3-9642-09F80D65BF71%40gmail.com.
>>> 
>>> -- 
>>> You received this message because you are subscribed to the Google Groups 
>>> "weewx-user" group.
>>> To unsubscribe from this group and stop receiving emails from it, send an 
>>> email to [email protected].
>>> To view this discussion on the web visit 
>>> https://groups.google.com/d/msgid/weewx-user/CAPq0zED545gSC6m9OtdheVy%2Becjm%3DecTuB%3DM%3DXAeLiwBSj%2B28w%40mail.gmail.com.
>> 
>> -- 
>> You received this message because you are subscribed to the Google Groups 
>> "weewx-user" group.
>> To unsubscribe from this group and stop receiving emails from it, send an 
>> email to [email protected].
>> To view this discussion on the web visit 
>> https://groups.google.com/d/msgid/weewx-user/996EEDED-C846-4D73-B45B-60643A176FCA%40johnkline.com.
> 
> -- 
> You received this message because you are subscribed to the Google Groups 
> "weewx-user" group.
> To unsubscribe from this group and stop receiving emails from it, send an 
> email to [email protected].
> To view this discussion on the web visit 
> https://groups.google.com/d/msgid/weewx-user/CAPq0zECAEVMN66QR9TtPFsLEgsE9ZPSRDz90%2BRP6BJCGFQBrRA%40mail.gmail.com.

-- 
You received this message because you are subscribed to the Google Groups 
"weewx-user" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/weewx-user/E5E15494-C92A-4602-BC9C-220A0BA36CA9%40johnkline.com.

Reply via email to