def get_values(self):
store_speeds = []
store_directions = []
start_time = time.time()
try:
while time.time() - start_time <= self.interval:
wind_start_time = time.time()
self.reset_wind()
#time.sleep(wind_interval)
while time.time() - wind_start_time <= self.wind_interval:
store_directions.append(wind_direction_byo.get_value())
final_speed = self.calculate_speed(self.wind_interval)
store_speeds.append(final_speed)
wind_average = wind_direction_byo.get_average(store_directions)
except ZeroDivisionError:
logerr("there was a division by zero error calculating wind data")
wind_average = None
wind_gust = max(store_speeds)
wind_speed = numpy.mean(store_speeds)
rainfall = self.tip_count * self.bucket_size
self.reset_bucket()
humidity, pressure, ambient_temperature = None, None, None
try:
humidity, pressure, ambient_temperature = bme280_sensor.read_all()
except OSError:
logerr("something went wrong communicating with bme280 sensor")
bme280_sensor.reset_sensor()
except IOError:
logerr("something went wrong communicating with bme280 sensor")
bme280_sensor.reset_sensor()
ground_temperature = self.ground_thermometer.read_temp()
data = {}
data['outTemp'] = ambient_temperature
data['outHumidity'] = humidity
data['pressure'] = pressure
data['soilTemp1'] = ground_temperature
data['windSpeed'] = wind_speed
data['windGust'] = wind_gust
data['windDir'] = wind_average
data['rain'] = rainfall
return data
return slp
else:
return False
def pressure_inHg(pressure_hPa):
return pressure_hPa * 0.02953
def altitude_ft(pressure_hPa, slPressure_hPa):
alt_ft = (1.0-(pressure_hPa/slPressure_hPa)**0.190284)*145366.45
return round(alt_ft, 2)
def dewPoint_c(humidity_pcnt, temp_c):
dewpc = 243.04*((math.log(humidity_pcnt/100))+((17.625*temp_c)/(243.04+temp_c)))/(17.625-(math.log(humidity_pcnt/100))-((17.625*temp_c)/(243.04+temp_c)))
return round(dewpc, 2)
def c2f(tempc):
tempf = round((9.0 / 5.0 * tempc + 32.0), 2)
return tempf
slp = seaLevelPressure_hPa('kmdt')
humidity, pressure_hPa, ambient_tempc = bme280_sensor.read_all()
dpc=dewPoint_c(humidity,ambient_tempc)
elevation_ft = altitude_ft(pressure_hPa,slp)
phg=pressure_inHg(pressure_hPa)
phg=round(phg,2)
pressure_hPa=round(pressure_hPa,2)
ambient_tempc=round(ambient_tempc,2)
humidity=round(humidity,2)
print('elevation: %s ft\tbarometer: %s hPa, %s inHg\ttemp: %s c, %s F\thumidity: %s %%\tdewpoint: %s c, %s F' % (elevation_ft,pressure_hPa,phg,ambient_tempc,c2f(ambient_tempc),humidity,dpc,c2f(dpc)))
# loop to measure wind speed
# report at 5 second intervals
while True:
start_time = time.time()
while time.time() - start_time <= interval:
wind_start_time = time.time()
reset_wind()
#time.sleep(wind_interval)
while time.time() - wind_start_time <= wind_interval:
store_directions.append(wind_direction_byo.get_value())
final_speed = calculate_speed(wind_interval)
store_speeds.append(final_speed)
humidity, pressure, temperature = bme280_sensor.read_all()
rainfall = rain_count * BUCKET_SIZE
reset_rainfall()
wind_direction_avg = wind_direction_byo.get_average(store_directions)
wind_speed_max = max(store_speeds) # wind gust
wind_speed_last = store_speeds[-1]
wind_speed_avg = statistics.mean(store_speeds)
altitude, azimuth, radiation = sr.get_solar_details(
solar_latitude, solar_longitude)
# group temperature
temp_ground = ground_temp_probe.read_temp()
readings_dict = {
rain_sensor.when_pressed = bucket_tipped
# Ground temp
temp_probe = ground_temp.DS18B20()
while True:
start_time = time.time()
while time.time() - start_time <= interval:
wind_start_time = time.time()
final_speed = calculate_speed(wind_interval)
store_speeds.append(final_speed)
while time.time() - wind_start_time <= wind_interval:
store_directions.append(wind_direction_byo.get_value())
# Humidity, pressure, temperature
ambient_temp, humidity, pressure = bme280_sensor.read_all()
# Soil temp
soil_temp = temp_probe.read_temp()
# Wind speed and gust
wind_gust = max(store_speeds)
wind_speed = statistics.mean(store_speeds)
reset_wind()
store_speeds = []
# Wind direction
wind_average_degrees = wind_direction_byo.get_average(store_directions)
wind_average_direction = wind_direction_byo.deg_to_compass(
wind_average_degrees)
store_directions = []
wind_average = round(wind_direction.get_average(store_directions),
2) # direction in degrees
if wind_average >= 360:
wind_average -= 360
wind_gust = round(max(store_speeds), 2) # mph
wind_speed = round(statistics.mean(store_speeds), 2) # mph
rainfall = rain_count * BUCKET_SIZE # mm rain
# reset rain and wind
reset_rainfall()
store_speeds = []
store_directions = []
ground_temp = temp_probe.read_temp() # deg Celsius
humidity, pressure, ambient_temp = bme280_sensor.read_all(
) # ambient temp in deg Celsius
wchill = weather_math.wind_chill(c2f(ambient_temp),
wind_speed) # deg fahrenheit
hidx = weather_math.heat_index(ambient_temp, humidity) # deg Celsius
dewpt_c = weather_math.dewPoint_c(humidity, ambient_temp) # deg Celsius
rpi_temp = round(cpu_temp(), 2) # RPi cpu temp in Fahrenheit
## print data to console
## w_dir w_spd w_gust wchill heatidx dewpt rain hum prsr a_temp g_temp time
# print('{} {:^6} {:^5} {:^6} {:^6} {:^6} {:^6} {:^4} {:^6} {:^7} {:^6} {:^5} {:^6}'.format(time.strftime("%m/%d/%y, %H:%M:%S"), wind_average, wind_speed, wind_gust, wchill, c2f(hidx), c2f(dewpt_c), round(mm2in(rainfall), 2), humidity, pressure, c2f(ambient_temp), c2f(ground_temp), rpi_temp))
## save data to db
db.insert(c2f(ambient_temp), c2f(ground_temp), 0, pressure, humidity,
wind_average, wind_speed, wind_gust, wchill, c2f(hidx),
c2f(dewpt_c), round(mm2in(rainfall), 2),
rpi_temp) #, time.strftime("%Y-%m-%d %H:%M:%S"))
def on_message(client, userdata, message):
print("message received ", str(message.payload.decode("utf-8")))
print("message topic=", message.topic)
print("message qos=", message.qos)
print("message retain flag=", message.retain)
def on_log(client, userdata, level, buf):
print("log: ", buf)
#Loop to measure wind speed and report at 5-second intervals
while True:
#start_time = time.time()
inside_humidity, pressure, inside_temp = bme280_sensor.read_all()
inside_pressure = pressure + ((pressure * 9.80665 * hasl) /
(287 * (273 + inside_temp + (hasl / 400))))
print("Humidity:", inside_humidity)
print("Pressure:", inside_pressure)
print("Inside Temp:", inside_temp)
#Send to Home Assistant
client = mqtt.Client("P1") #create new instance
client.on_message = on_message #attach function to callback
client.username_pw_set(username=username, password=password)
client.connect(broker_address) #connect to broker
client.loop_start() #start the loop
client.subscribe("house/weather/inside_temp")
client.subscribe("house/weather/inside_humidity")