def run_example():
'''Runs all of the methods from the i2c driver. Imports are included in the
method for re-importing any updates when testing.
'''
import si7021
import machine
i2c = machine.I2C(machine.Pin(5), machine.Pin(4))
temp_sensor = si7021.Si7021(i2c)
print('Serial: {value}'.format(value=temp_sensor.serial))
print('Identifier: {value}'.format(value=temp_sensor.identifier))
print('Temperature: {value}'.format(value=temp_sensor.temperature))
print('Relative Humidity: {value}'.format(
value=temp_sensor.relative_humidity))
temp_sensor.reset()
print('\nModule reset.\n')
print('Temperature: {value}'.format(value=temp_sensor.temperature))
print('Relative Humidity: {value}'.format(
value=temp_sensor.relative_humidity))
print('Fahrenheit: {value}'.format(
value=si7021.convert_celcius_to_fahrenheit(temp_sensor.temperature)))
def fetch_and_publish():
sensor = si7021.Si7021()
client = umqtt.simple.MQTTClient(config['mqtt']['client_id'],
config['mqtt']['broker']['server'])
client.connect()
client.publish(config['mqtt']['topic'].encode('ascii'),
json.dumps({
'temperature': sensor.readTemp(),
'humidity': sensor.readRH()
}).encode('ascii')
)
client.disconnect()
def get():
import logging
logger = logging.getLogger(__name__)
import machine
import si7021
from utime import sleep
#esp8266: i2c = machine.I2C(scl=machine.Pin(5), sda=machine.Pin(4))
i2c = machine.I2C(scl=machine.Pin(22), sda=machine.Pin(21))
try:
sensor = si7021.Si7021(i2c)
sample = {}
sample["value1"] = round(sensor.relative_humidity, 1)
sample["value2"] = round(
si7021.convert_celcius_to_fahrenheit(sensor.temperature_quick), 1)
except:
sample = None
return sample
import si7021
import machine
from machine import Pin, I2C
i2c = I2C(scl=Pin(22), sda=Pin(21)) #ESP32 Dev Board /myown
temp_sensor = si7021.Si7021(i2c)
print('Temp :{value}'.format(value=temp_sensor.temperature))
print('Humid:{value}'.format(value=temp_sensor.relative_humidity))
#print (temp_sensor.temperature)
#print (temp_sensor.relative_humidity)
dhtPin = 13 # DHT wired to pin 13 loopTime = 1 # Short pause single measurements count = 1 # single measurement # For DHT22 - This sensor does not seem too accurate # Set up object for reading sensors dht22 = dht.DHT22(machine.Pin(dhtPin)) dhtTempUnit = 'C' dhtRHUnit = 'RH' dhtTempId = '02001' dhtHumId = '02002' # For si7021 - using default I2C address SiBoard = si7021.Si7021() siTempUnit = 'C' siRHUnit = 'RH' siTempId = '02003' siHumId = '02004' # set up socket # Get local IP address wlan = network.WLAN(network.STA_IF) hostip = wlan.ifconfig()[0] port = 10000 # Open a UDP socket sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) server_address = (hostip, port) sock.bind(server_address)
while True:
print("\r\n\r\nPacket No #{}".format(cnt))
temp, pa, hum = bme.values
print("*********************")
print("BME280/BMP280 values:")
print("*********************")
temp, pa, hum = bme.values
print('temp:', temp, ' Hum:', hum, 'PA:', pa)
d.fill(0)
d.text("#", 95, 50)
d.text(str(cnt), 102, 50)
d.text("Temp. " + temp, 0, 0)
d.text("PA " + pa, 0, 20)
#time.sleep(5)
tsensor = si7021.Si7021(i2c)
print("**************")
print("Si7021 values:")
print("**************")
print('temp:', tsensor.temperature, ' Hum:', tsensor.relative_humidity)
d.text("Hum. " + str(round(tsensor.relative_humidity, 2)), 0, 10)
d.show()
if s.data_ready():
print("**************")
print("CSS811 values:")
print("**************")
print('eCO2: %d ppm, TVOC: %d ppb' % (s.eCO2, s.tVOC))
d.text('eCO2 ppm', 0, 30)
#function to read user input for Mode E: Custom
def custom_mode():
Threshold_Temp = input("Threshold Temperature: ")
Threshold_RH = input("Threshold Humidity: ")
Threshold_Light = input("Threshold Light Intensity: ")
value = "You have selected:\n"
value += "Threshold Temperature: " + str(Threshold_Temp) + " C\n"
value += "Threshold Humidity: "+ str(Threshold_RH)+" %\n"
value += "Threshold Light Intensity: " + str(Threshold_Light)+" lux\n"
print(value)
i2c = I2C(scl=Pin(5),sda=Pin(4), freq=100000) #address of the slave
thsensor = si7021.Si7021(i2c) #connect ESP8266 to temperature and humidity sensor
luxsensor = tsl2561.TSL2561(i2c) #connect ESP8266 to light sensor
#connection to wifi
print('Connecting Wifi...')
ap_if = network.WLAN(network.AP_IF)
ap_if.active(False)
sta_if =network.WLAN(network.STA_IF)
sta_if.active(True)
sta_if.connect('Andy','12345678') #used our own hotspot
while not sta_if.isconnected():
pass
print('Wifi Connected')
#connection to MQTT ( thingspeak mqtt broker used here )
# debugging for other modules
esp.osdebug(esp.LOG_ERROR)
pms5003.set_debug(False)
asyncio.set_debug(False)
asyncio.core.set_debug(False)
MQTTClient.DEBUG = False
operating_mode = NORMAL_MODE
log.info('Reset Cause = %d', machine.reset_cause())
i2c = I2C(scl=Pin(26), sda=Pin(27))
ds3231 = urtc.DS3231(i2c, address=0x68)
adc = ADS1219(i2c, address=0x41)
temp_humid_sensor = si7021.Si7021(i2c)
timestamp_unix = None # TODO implement without using a global
# all measurements are stored and retreived to/from
# a centralized repo
repo = MeasurementRepo()
# slot=2 configures SD Card to use the SPI3 controller (VSPI), DMA channel = 2
# slot=3 configures SD Card to use the SPI2 controller (HSPI), DMA channel = 1
sd = SDCard(slot=3, sck=Pin(18), mosi=Pin(23), miso=Pin(19), cs=Pin(4))
# loop until mount() stops raising exception "OSError: 16"
# which is related to this error "sdmmc_common: sdmmc_init_csd: send_csd returned 0x109"
while True:
try:
import network
from umqtt.simple import MQTTClient
import machine
import ubinascii
import ujson
import utime
import tsl2561
import si7021
from machine import I2C, Pin
# Set sensor Settings
i2c_lux = I2C(scl=Pin(5), sda=Pin(4))
sensor_lux = tsl2561.TSL2561(i2c_lux)
sensor_lux.gain(16)
sensor_lux.integration_time(402)
sensor_temp = si7021.Si7021(64)
# Connect to broker
ap_if = network.WLAN(network.AP_IF)
ap_if.active(False)
sta_if = network.WLAN(network.STA_IF)
sta_if.active(True)
sta_if.connect('EEERover', 'exhibition')
client = MQTTClient(machine.unique_id(), '192.168.0.10')
client.connect()
# Publish reading
payload = ujson.dumps({
'device_id': str(machine.unique_id()),
'broad_lux': sensor_lux._read()[0],
'ir_lux': sensor_lux._read()[1],
# sensor ESP8206-01 script
import json
import urequests
import random
import time
from machine import I2C, Pin
from i2c_lcd8050 import I2cLcd
import si7021
import machine
DEFAULT_I2C_ADDR = 0x27
i2C_c = machine.I2C(-1, machine.Pin(2), machine.Pin(0))
i2C_l = I2C(scl=Pin(2), sda=Pin(0))
temp_sensor = si7021.Si7021(i2C_c)
lcd = I2cLcd(i2C_l, DEFAULT_I2C_ADDR, 2, 16)
def http_post(probe_id, temp, humidity):
url = 'http://floriaaan.alwaysdata.net/atmos/measure/add/'
datas = {'probe_id': probe_id, 'temp': temp, 'humidity': humidity}
headers = {'charset': 'utf-8', 'Access-Control-Allow-Headers': '*'}
resp = urequests.post(url, data=json.dumps(datas), headers=headers)
lcd.clear()
lcd.putstr("Requête envoyée")
time.sleep(2)
def moyenneTemp():
temp = 0
for i in range(0, 5):
from machine import Pin, I2C
import si7021
## this project neopixelpad
__i2c = I2C(scl=Pin(22), sda=Pin(21), freq=100000)
__temp_sensor = si7021.Si7021(__i2c)
def temperature():
return __temp_sensor.temperature
def humidity():
return __temp_sensor.relative_humidity
