def read_dht():
th = DTH(dht_pin, 1)
result = th.read()
if result.is_valid():
print('Temperature: {:3.2f}'.format(result.temperature / 1.0))
print('Humidity: {:3.2f}'.format(result.humidity / 1.0))
else:
print("Invalid Result")
def read_sensor():
pycom.heartbeat(False)
pycom.rgbled(0x000f00) # green = reading
th = DTH(Pin('P3', mode=Pin.OPEN_DRAIN), 0) # P3 = G24
time.sleep(1)
result = th.read()
if result.is_valid():
return result
def value():
th = DTH(Pin('P23', mode=Pin.OPEN_DRAIN), 1)
time.sleep(3)
result = th.read()
# print('Temp:', result.temperature)
# print('RH:', result.humidity)
if result.is_valid():
return (result.temperature, result.humidity)
lora.add_channel(2, frequency=868100000, dr_min=0, dr_max=5)
# Uplink sending and downlink receiving
while (True):
s = socket.socket(socket.AF_LORA, socket.SOCK_RAW) # create a LoRa socket
s.setsockopt(socket.SOL_LORA, socket.SO_DR, 5) # set the LoRaWAN data rate
s.setblocking(False) # make the socket non-blocking
# Print and save all the values to be sent
flameVal = flamePin()
print("Flame = %d" % flameVal)
tempVal1 = tempPin() / 32
print("Temperature (LM35) = %.2f" % tempVal1)
lightVal = 6000 * lightPin() / 4096 # Translate into lux
print("Light = %.2f lx" % lightVal)
dhtVal = th.read()
tempVal2 = dhtVal.temperature
print("Temperatura (DHT11) = %.2f C" % tempVal2)
avgTemp = (tempVal1 + tempVal2) / 2.0
print("AvgTemp = %.2f" % avgTemp)
humVal = dhtVal.humidity
print("Humidity = %d %%" % humVal)
windSpeed = RandomRange(0, 40)
windDir = RandomRange(0, 360) # Polar coordinates 90 degrees shifted
# Sending start, prepare JSON object
pkt = {
"id": "server",
"F": flameVal,
"L": lightVal,
ubidots.setup()
print('Connected to WiFi')
rgb.blink(0x00ff00, 3)
d = DTH(machine.Pin(config.DHT_PIN, mode=machine.Pin.OPEN_DRAIN), 1)
light = machine.Pin(config.LIGHT_PIN, mode=machine.Pin.IN)
adc = machine.ADC(bits=10)
read_light_value = adc.channel(attn=machine.ADC.ATTN_11DB, pin=config.LIGHT_PIN)
soil_moisture_power = machine.Pin(config.SOIL_MOISTURE_POWER_PIN,
mode=machine.Pin.OUT,
pull=machine.Pin.PULL_DOWN)
read_soil_moisture_value = adc.channel(attn=machine.ADC.ATTN_11DB,
pin=config.SOIL_MOISTURE_READ_PIN)
while True:
result = d.read()
while not result.is_valid():
time.sleep(1)
result = d.read()
soil_moisture_power.value(1)
time.sleep(0.1)
soil_moisture_percentage = read_soil_moisture_value()*100/1024
soil_moisture_power.value(0)
light_percentage = read_light_value()*100/1024
data = {
'temperature': {'value': result.temperature},
'humidity': {'value': result.humidity},
'light': {'value': light_percentage},
import time
from machine import Pin
from dth import DTH
# data pin connected to P11
# 1 for AM2302
th = DTH(Pin('P3', mode=Pin.OPEN_DRAIN), 1)
time.sleep(2)
while True:
result = th.read()
print(result, type(result))
print(result.is_valid())
# if result.is_valid():
print('Temperature: {:3.2f}'.format(result.temperature / 1.0))
print('Humidity: {:3.2f}'.format(result.humidity / 1.0))
time.sleep(2)
if currentHour >= 6 and currentHour <= 18:
light_sensor.set_timing(INTEGRATIONTIME_100MS)
light_sensor.set_gain(GAIN_LOW)
else:
light_sensor.set_timing(INTEGRATIONTIME_200MS)
light_sensor.set_gain(GAIN_MED)
time.sleep(2)
soil_moisture = soil_moisture_sensor()
time.sleep(2)
full, ir = light_sensor.get_full_luminosity()
lux = light_sensor.calculate_lux(full, ir)
time.sleep(2)
result = temp_and_humidity_sensor.read()
time.sleep(3)
if result.is_valid():
resultValid = True
pycom.rgbled(0x001000) # green
results = {
"timestamp": time.time(),
"lux": lux,
"temperature": result.temperature,
"humidity": result.humidity,
"soilMoisture": soil_moisture
}
jsonString = ujson.dumps(results)
s = socket.socket(socket.AF_LORA, socket.SOCK_RAW)
cnt = 0
node = "lopy4_1"
def get_voltage():
sum = 0
for i in range(100):
sum += adc_c.voltage()
return (sum / 100) * 2 / 1000
while True:
dht_result = th.read()
voltage = get_voltage()
msg = ujson.dumps(
{
"node": node,
"cnt": cnt,
"bat": voltage,
"temp": dht_result.temperature / 1.0,
"hum": dht_result.humidity / 1.0,
}
)
print(msg)
s.send(msg)
cnt += 1
time.sleep(10)