def run():
global wifi, mqtt, sensor_pin, state, t0
# Connect Wifi
wifi = core.WifiWrapper(config)
wifi.connect()
# Connect MQTT
mqtt = core.MQTTClientWrapper(config)
mqtt.connect()
# Init sensorpin
sensor_pin = machine.Pin(config.PIN_SENSOR, machine.Pin.IN)
sensor_pin.irq(trigger=machine.Pin.IRQ_RISING,
handler=motion_sens_callback)
t0 = utime.ticks_ms()
while True:
utime.sleep(1)
if abs(utime.ticks_ms() - t0) >= 10000:
if state:
payload = {'name': 'motion_state', 'value': False}
mqtt.publish(config.MQTT_TOPIC + '/out',
ujson.dumps(payload),
qos=2)
state = False
def run():
wifi = None
mqtt = None
adc = machine.ADC(0) # analog digital converter
while True:
try:
# connect wifi
if wifi is None:
wifi = core.WifiWrapper(config)
if not wifi.isconnected:
wifi.connect()
# connect mqtt
if mqtt is None:
mqtt = core.MQTTClientWrapper(config)
mqtt.connect()
# get values from sensor
val = 100 * adc.read() / 1024
# publish value
payload = {'name': 'moisture', 'value': val, 'unit': 'pct'}
mqtt.publish(config.MQTT_TOPIC, ujson.dumps(payload))
mqtt.disconnect()
core.sleep(config)
except Exception as e:
print(e)
def run():
wifi = None
mqtt = None
i2c = machine.I2C(scl=machine.Pin(config.I2C_SCL_PIN),
sda=machine.Pin(config.I2C_SDA_PIN))
adr = i2c.scan()[0]
bme = bme280.BME280(i2c=i2c, address=adr)
while True:
try:
# connect wifi
if wifi is None:
wifi = core.WifiWrapper(config)
if not wifi.isconnected:
wifi.connect()
# connect mqtt
if mqtt is None:
mqtt = core.MQTTClientWrapper(config)
mqtt.connect()
# get values from sensor
vals = bme.values
temp = vals[0][:-1]
pressure = vals[1][:-3]
humidity = vals[2][:-1]
# publish temperature
utime.sleep_ms(500)
payload = {'name': 'temperature', 'value': temp, 'unit': 'C'}
mqtt.publish(config.MQTT_TOPIC + '/temp', ujson.dumps(payload))
# publish pressure
utime.sleep_ms(500)
payload = {'name': 'pressure', 'value': pressure, 'unit': 'bar'}
mqtt.publish(config.MQTT_TOPIC + '/pressure', ujson.dumps(payload))
# publish humidity
utime.sleep_ms(500)
payload = {'name': 'humidity', 'value': humidity, 'unit': 'pct'}
mqtt.publish(config.MQTT_TOPIC + '/humidity', ujson.dumps(payload))
mqtt.disconnect()
core.sleep(config)
except Exception as e:
print(e)
def run():
global mqtt
# Bring up Wifi
try:
wifi = core.WifiWrapper(config)
wifi.connect()
except core.WifiConnectionError:
machine.reset()
# Start WebREPL
try:
webrepl.start()
except Exception as e:
print(e)
# Connect to MQTT Broker
try:
mqtt = core.MQTTClientWrapper(config)
mqtt.connect()
mqtt.subscribe(config.MQTT_TOPIC + '/in', handle)
except core.MQTTConnectionError:
print('Could not connect to Mosquitto server. Performing reset '
'in {} seconds.'.format(config.ERROR_RESET_TIME_S))
utime.sleep(config.ERROR_RESET_TIME_S)
machine.reset()
# Workloop
ping_ticks_ms = utime.ticks_ms()
while True:
try:
mqtt.check_msg()
if (abs(utime.ticks_ms() - ping_ticks_ms) >=
(1000 * config.MQTT_KEEPALIVE / 2.0)):
print('Sending Ping...', end='')
mqtt.ping()
print('done')
ping_ticks_ms = utime.ticks_ms()
except Exception as e:
print(e)
print('Performing reset in {} seconds.'.format(
config.ERROR_RESET_TIME_S))
utime.sleep(config.ERROR_RESET_TIME_S)
machine.reset()
utime.sleep_ms(config.REFRESH_TIME_MS)
def run():
wifi = None
mqtt = None
while True:
try:
if wifi is None:
wifi = core.WifiWrapper(config)
wifi.connect()
if mqtt is None:
mqtt = core.MQTTClientWrapper(config)
mqtt.connect()
ow_pin = config.ONEWIRE_PIN
ow = onewire.OneWire(machine.Pin(ow_pin))
print('searching for Onewire Sensors on pin {}...'.format(ow_pin),
end='')
temp_sens = ds18x20.DS18X20(ow)
rom = temp_sens.scan()
if len(rom) > 0:
print('done. found {} sensors. reading from first.'.format(
len(rom)))
temp_sens.convert_temp()
temp = temp_sens.read_temp(rom[0])
print('temperature: {:.2f}°C'.format(temp))
# create payload
payload = {'value': '{:.2f}'.format(temp), 'unit': 'C'}
mqtt.publish(config.MQTT_TOPIC, ujson.dumps(payload))
else:
print('failed. none found.')
if config.ENABLE_DEEPSLEEP:
mqtt.disconnect()
core.sleep(config)
except Exception as e:
print(e)
# This file is executed on every boot (including wake-boot from deepsleep) # import esp # esp.osdebug(None) from config import config import main import core global wifi, mqtt # Connect Wifi wifi = core.WifiWrapper(config) wifi.connect() # Connect MQTT mqtt = core.MQTTClientWrapper(config) mqtt.connect() main.run()