hello Gary,
I give you my python script that I use without weewx to measure *the Wind
and also Rain* .
thanks
Patrick
On Saturday, December 8, 2018 at 3:40:43 PM UTC+1, Patrick Tranchant wrote:
>
> hello I am a newbie from France ( sorry for my english )
>
> I want to use weewx on a raspberry with a weather station built by myself
> (view on Magpi)
> I don't see my station on your website to configure :
>
> Weather Station Hardware Comparison: I don't found my weather station.
> Do you have a solution or how to configure Weewx
>
> thank you for your help
>
> Patrick
>
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from gpiozero import Button
rain_sensor = Button(6)
BUCKET_SIZE = 0.2794
count = 0
def bucket_tipped():
global count
count = count + 1
print(count * BUCKET_SIZE)
def reset_rainfall():
global count
count = 0
rain_sensor.when_pressed = bucket_tipped
from gpiozero import Button
import time
import math
import statistics
wind_count = 0
radius_cm = 9.0
wind_interval = 5
store_speeds = []
def spin():
global wind_count
wind_count = wind_count + 1
#print("spin" + str(wind_count))
CM_IN_A_KM = 100000.0
SECS_IN_AN_HOUR = 3600
ADJUSTMENT = 1.18
def reset_wind():
global wind_count
wind_count = 0
# Calculate the wind speed
def calculate_speed(time_sec):
global wind_count
circumference_cm = (2 * math.pi) * radius_cm
rotations = wind_count / 2.0
dist_km = (circumference_cm * rotations) / CM_IN_A_KM
km_per_sec = dist_km / time_sec
km_per_hour = km_per_sec * SECS_IN_AN_HOUR
return km_per_hour * ADJUSTMENT
wind_speed_sensor = Button(5)
wind_speed_sensor.when_pressed = spin
# Loop to measure wind speed and report at 5-second intervals
while True:
start_time = time.time()
while time.time() - start_time <= wind_interval:
reset_wind()
time.sleep(wind_interval)
final_speed = calculate_speed(wind_interval)
store_speeds.append(final_speed)
wind_gust = max(store_speeds)
wind_speed = statistics.mean(store_speeds)
print( (wind_speed, wind_gust), "km/h")
