W6NOAP

Weather Station

2169 Roof Unit (decommissioned mmxx)

Currently dormant on #fort rack shelf.

pi shield build

Python Test

bashland garage M.V.P. 2020.10.03

pi@phreak:~ $ python
Python 2.7.16 (default, Oct 10 2019, 22:02:15) 
[GCC 8.3.0] on linux2
>>> from piweathershield import PiWeatherShield
>>> ws = PiWeatherShield()
>>> ws.htu21d.read_humidity()
22.835296630859375
>>> ws.htu21d.read_temperature()
38.4145263671875
>>> ws.ms5637.read_temperature_and_pressure()
(39.89, 1012.41)
>>> ws.tsd305.read_temperature_and_object_temperature()
(36.662845611572266, 22.8941942454943)
>>> ws.tsys01.read_temperature()
36.73362625401162

Python WX Report

#cat NoisebridgeWeatherReport.py 
from piweathershield import PiWeatherShield
from time import sleep
import time
print("Weather Stats for Noisebridge")
while True:
	ws = PiWeatherShield()
	print("")
	print("Location:               272 Capp Street, S.F. Earth")
	print("Date & Time:             " + time.asctime())
	print("Humidity:                    " + str(ws.htu21d.read_humidity()) + " %") 
	print("Pressure:                    " + str(ws.ms5637.read_temperature_and_pressure()[1]) + " mBar")
	print("Object Temperature:          " + str(ws.tsd305.read_temperature_and_object_temperature()[1]) + " Celcius")
	print("Ambient Temperature:         " + str(ws.tsys01.read_temperature()) + " Celcius")
	sleep(20) #moved to end so prints before 1st sleep

Output:

Location:               272 Capp Street, S.F. Earth  
Date & Time:             Sat Oct 31 15:43:58 2020    
Humidity:                    18.6238708496 %         
Pressure:                    1016.93 mBar            
Object Temperature:          22.3973064849 Celcius   
Ambient Temperature:         30.8398327111 Celcius

<quote>Observations for the evening of October 3rd in the garage behind the Amburlance and Pomegranate/Raspberry of Ashland California are; humidity 22.835%, 1,012.41 milibars, 36.73 degrees sell-shee-us, and thermocouple object reading for the ceiling of 22.894194245494... tree (72 fr33d'm nuggets).</quote>

replicant floating (272 w/pi?)

• https://github.com/TEConnectivity/piweathershield-python
• https://www.te.com/usa-en/models/6/30/082/390/CAT-DCS0036.html#mdp-tabs-content

Node-RED/MQTT

• Dashboard: http://199.188.195.72:1880/ui/
• Flow edit: http://199.188.195.72:1880/

• Article: http://www.yoctopuce.com/EN/article/a-weather-station-with-mqtt-and-node-red
• "flow" https://www.yoctopuce.com/pubarchive/2018-11/Node-Red_WeatherStationFlow_1.json
• mqtt test: https://stackoverflow.com/questions/38733589/publishing-mqtt-messages-from-a-python-script-on-a-raspberry-pi