def new():
# https://stackoverflow.com/a/735978/3339274
time = (datetime.datetime.now() - START_TIME).total_seconds()
acc = [
IMU.readACCx() * IMU_ACC_COEFF, -IMU.readACCy() * IMU_ACC_COEFF,
-IMU.readACCz() * IMU_ACC_COEFF
]
# Compensate for gravitational acceleration.
# TODO: Do we want to do some angle calculations to figure out how much to subtract from x, y, and z?
acc[0] += 9.81
gyro = [
IMU.readGYRx() * IMU_GYRO_COEFF,
IMU.readGYRy() * IMU_GYRO_COEFF,
IMU.readGYRz() * IMU_GYRO_COEFF
]
# TODO: Conversion needed?
mag = [IMU.readMAGx(), IMU.readMAGy(), IMU.readMAGz()]
baro_tuple = barometer.get_baro_values(i2c_bus)
baro_p = baro_tuple[0]
baro_temp = baro_tuple[1]
return Timestep(time=time,
acc=acc,
gyro=gyro,
mag=mag,
baro_p=baro_p,
baro_temp=baro_temp)
def do_GET(self):
'''
handle the HTTP GET request
'''
# first time through get create the controller
if self.__device is None:
self.__device = BMP280.BMP280()
# Send response status code
self.send_response(200)
# Send headers
self.send_header('Content-type', 'application/json')
self.end_headers()
result = []
sample = {}
sample['type'] = self.__device.get_chip_type()
sample['id'] = self.__device.get_uid()
temperature,pressure = \
self.__device.retrieve_temperature_pressure()
sample['temp_C'] = temperature
sample['pressure'] = pressure
sample['when'] = \
datetime.datetime.now(datetime.timezone.utc).isoformat()
result.append(sample)
# Write content as utf-8 data
self.wfile.write(bytes(json.dumps(result, indent=1), "utf8"))
return
def __init__(self,
flight_state,
time=None,
acc=None,
gyro=None,
mag=None,
baro=None):
self.flight_state = flight_state
if (time == None):
if (IMUData.start_time == None):
IMUData.start_time = datetime.datetime.now()
self.time = (datetime.datetime.now() -
IMUData.start_time).total_seconds()
else:
self.time = time
if (acc == None):
self.acc = [
IMU.readACCx() * IMU_ACC_COEFF,
-IMU.readACCy() * IMU_ACC_COEFF,
-IMU.readACCz() * IMU_ACC_COEFF
]
# Compensate for gravitational acceleration.
# TODO: Do we want to do some angle calculations to figure out how much to subtract from x, y, and z?
self.acc[0] += 9.81
else:
self.acc = acc
if (gyro == None):
self.gyro = [
IMU.readGYRx() * IMU_GYRO_COEFF,
IMU.readGYRy() * IMU_GYRO_COEFF,
IMU.readGYRz() * IMU_GYRO_COEFF
]
else:
self.gyro = gyro
if (mag == None):
# TODO: Conversion needed?
self.mag = [IMU.readMAGx(), IMU.readMAGy(), IMU.readMAGz()]
else:
self.mag = mag
if (baro == None):
tuple = barometer.get_baro_values(i2c_bus)
self.baro = [tuple[0], tuple[1]]
else:
self.baro = baro
# Start events list off as empty.
self.events = []
def main():
ssid = config.SSID
password = config.WIFI_PASSWORD
api_key = config.API_KEY
mac_address = config.MAC_ADDRESS
field = '2' # 2nd temperature sensor is field 2
wifitools.connect(ssid, password)
time.sleep(5)
i2c = machine.I2C(scl=machine.Pin(5), sda=machine.Pin(4))
sensor = BMP280.BMP280(i2c)
for i in range(60 * 8):
data = str(sensor.values[0])
try:
wifitools.flaskiot_post(api_key, mac_address, field, data)
except:
pass
time.sleep(60)
def bmp280_creerObjet():
""" Crée un objet capteur BMP280 (Mesure température et pression atmosphérique) """
global captTempIn518, sensor, isCaptBmp280ready
errorMsg = "OK"
dateHeureMes = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
try:
sensor = BMP280.BMP280()
except OSError as err :
errorMsg = "OSError capteur BMP280 (Température et pression), vérifiez connectique ! " + str(err)
except:
errorMsg = "Error unknown création objet BMP280"
if errorMsg == "OK":
isCaptBmp280ready = True
else:
logger.error(errorMsg)
errorMsg2 = errorMsg
journal_ecrire_bdd(dateHeureMes, 'Error', captTempIn518["nom"], errorMsg2)
journal_ecrire_bdd(dateHeureMes, 'Error', captPres518["nom"], errorMsg2)
def read_sensors(self):
time = (datetime.datetime.now() - START_TIME).total_seconds()
acc = [
IMU.readACCx() * IMU_ACC_COEFF, -IMU.readACCy() * IMU_ACC_COEFF,
-IMU.readACCz() * IMU_ACC_COEFF
]
# Compensate for gravitational acceleration.
# TODO: Do we want to do some angle calculations to figure out how much to subtract from x, y, and z?
acc[0] += 9.81
gyro = [
IMU.readGYRx() * IMU_GYRO_COEFF,
IMU.readGYRy() * IMU_GYRO_COEFF,
IMU.readGYRz() * IMU_GYRO_COEFF
]
# TODO: Conversion needed?
mag = [IMU.readMAGx(), IMU.readMAGy(), IMU.readMAGz()]
self.filter.add_data(acc, gyro, mag)
filtered = self.filter.update_filter()
baro_tuple = barometer.get_baro_values(i2c_bus)
baro_p = baro_tuple[0]
baro_temp = baro_tuple[1]
self.data = Timestep(time=time,
acc=acc,
gyro=gyro,
mag=mag,
acc_f=filtered[0],
gyro_f=filtered[1],
mag_f=filtered[2],
baro_p=baro_p,
baro_temp=baro_temp)
# ici, nous sommes en France donc format JJ/MM/AA HH:MM:SS
locale.setlocale(locale.LC_TIME, '')
# ----- Base de données : paramètres configuration -----
host = "217.128.90.45"
port = 3306
user = "******"
password = "******"
database = "dbsupervis"
# ----- Système embarqué et capteurs -----
# nom du capteur de temperature intérieur dans la bdd connecté au système embarqué
# -> nom du champ "nom" de la table "capteur"
SYSTEME_EMBARQUE = "raspi3-J518"
# Création objet capteur température et pression (BMP280) -----
sensor = BMP280.BMP280()
captTempIn518 = {}
captTempIn518["nom"] = "Temperat_in_518" # capteur de température
captTempIn518[
"corr"] = -1 # correctif, ce capteur retourne une valeur très souvent 1°C au-dessus de la valeur réelle
captTempIn518[
"periodeSec"] = 1 # durée entre 2 mesures en secondes, cette valeur sera écrasée par la valeur stockée dans la bdd
captPres518 = {}
captPres518["nom"] = "Pression_518" # capteur de température
captPres518[
"periodeSec"] = 1 # durée entre 2 mesures en secondes, cette valeur sera écrasée par la valeur stockée dans la bdd
ETAT_INCONNU = 999 # contact dans un état inconnu
ETAT_ON = 0 # contact fermé, porte fermée
jour_semaine = date_complete.weekday()
liste_jours = [
"Lundi", "Mardi", "Mercredi", "Jeudi", "Vendredi", "Samedi", "Dimanche"
]
# Mise en forme de la date du jour. Exemple : "Lundi 14/10/2019"
Txt_date = str(liste_jours[jour_semaine]) + " " + str(jour) + "/" + str(
mois) + "/" + str(annee)
longueur_chaine = len(Txt_date)
varY_date = int(
(320 - (longueur_chaine * 13)) / 2) #Position Y de la date à afficher
try:
# création d'un objet basé sur la classe BMP280
capteur_bmp280 = BMP280.BMP280()
# initialisation du capteur
capteur_bmp280.init()
# Lecture de la température + arrondi à un chiffre après la virgule
temp_bmp280 = "T. int : " + str(round(capteur_bmp280.temperature(),
1)) + " °C"
# lecture de la pression + arrondi à un chiffre après la virgule
pression_bmp280 = "P : " + str(round(capteur_bmp280.pressure(),
1)) + " hPa"
# pause
time.sleep(1)
except KeyboardInterrupt:
GPIO.cleanup()
print("Au revoir...")
#!/usr/bin/env python
import serial
import string
import BMP280 as BMP280
#init
sensor = BMP280.BMP280(mode=BMP280.BMP280_ULTRAHIGHRES) # initialize BMP
ser = serial.Serial('/dev/ttyAMA0') # open serial port
datavalid = 0
previous_time = 0
#find last file ID
key = open('/home/ap/repos/gps-py/key','r')
last_key = int(key.read())
key.close()
#open last file and close the tags properly
file = open('/var/www/html/tracklog'+str(last_key)+'.gpx','a')
file.write(' </trkseg>\n')
file.write(' </trk>\n')
file.write('</gpx>\n')
#increase file ID
last_key += 1
key = open('/home/ap/repos/gps-py/key','w')
key.write(str(last_key))
key.close()
#open new file for current operation, write header
file = open('/var/www/html/tracklog'+str(last_key)+'.gpx','w')
import bmp280 as BMP280
from time import sleep
bmp = BMP280()
while 1:
print('temp = {}'.format(bmp.temp()))
print('pressure = {}'.format(bmp.pressure()))
sleep(1)
#!/usr/bin/env python # -*- coding: utf-8 -*- from BMP280 import * ps = BMP280() while True: ps_data = ps.get_data() print "Temperature:", ps_data['t'], "°C", "Pressure:", ps_data['p'], "Pa", "Altitude:", ps.get_altitude(ps_data['p']),"m" time.sleep(1)
file = csv.writer(open(folder_path + file_root + str(file_suffix) + ".csv", 'w'),
delimiter=',')
file.writerow(["time (s)", "accX", "accY", "accZ", "gyroX", "gyroY", "gyroZ",
"magX", "magY", "magZ", "baroTemp", "baroPressure", "accX Filter",
"accY Filter", "accZ Filter", "gyroX Filter", "gyroY Filter",
"gyroZ Filter", "magX Filter", "magY Filter", "magZ Filter"])
IMU.detectIMU() # Detect if BerryIMUv1 or BerryIMUv2 is connected.
IMU.initIMU() # Initialise the accelerometer, gyroscope and compass
try:
filter = mean_filter.IMUFilter(10)
start_time = datetime.datetime.now()
while True:
baroValues = baro.get_baro_values(bus)
# Units: g's
acc = [IMU.readACCx() * IMU_ACC_COEFF,
-IMU.readACCy() * IMU_ACC_COEFF,
-IMU.readACCz() * IMU_ACC_COEFF]
# Units: deg/s
gyro = [IMU.readGYRx() * IMU_GYRO_COEFF,
IMU.readGYRy() * IMU_GYRO_COEFF,
IMU.readGYRz() * IMU_GYRO_COEFF]
# Units: ?
mag = [IMU.readMAGx(), IMU.readMAGy(), IMU.readMAGz()]
filter.add_data(acc, gyro, mag)
clean = filter.update_filter()
print(form((datetime.datetime.now() - start_time).total_seconds(), 4) + DEL +
def __init__(self):
sensor.__init__(self)
self.unit = "kPa"
self.bmp280 = BMP280.BMP180()