code esteban

composants/byPanda/board2main.py

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+import time
+from thermostat import SystemeThermostat
+from lumieres import SystemeLumieres
+from volets import SystemeVolets
+from etatsysteme import EtatSysteme
+
+thermostat = SystemeThermostat()
+lumieres = SystemeLumieres()
+volets = SystemeVolets()
+etat = EtatSysteme()
+
+try:
+    while True:
+        erreurThermostat = thermostat.mettreAJour()
+        erreurLumieres = lumieres.mettreAJour()
+        erreurVolets = volets.mettreAJour()
+
+        if erreurThermostat or erreurLumieres or erreurVolets:
+            etat.signalerProbleme()
+        else:
+            etat.signalerOk()
+
+        time.sleep(0.2)
+
+except KeyboardInterrupt:
+    print("\nArrêt du programme.")
+
+finally:
+    thermostat.cleanup()
+    lumieres.cleanup()
+    volets.cleanup()
+    etat.cleanup()

composants/byPanda/etatsysteme.py

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+import RPi.GPIO as GPIO
+
+GPIO.setmode(GPIO.BOARD)
+GPIO.setwarnings(False)
+
+
+class EtatSysteme:
+    def __init__(self):
+        self.pinLedRouge = 35
+        self.pinLedVerte = 37
+
+        GPIO.setup(self.pinLedRouge, GPIO.OUT, initial=GPIO.LOW)
+        GPIO.setup(self.pinLedVerte, GPIO.OUT, initial=GPIO.LOW)
+
+    def signalerOk(self):
+        GPIO.output(self.pinLedVerte, GPIO.HIGH)
+        GPIO.output(self.pinLedRouge, GPIO.LOW)
+
+    def signalerProbleme(self):
+        GPIO.output(self.pinLedVerte, GPIO.LOW)
+        GPIO.output(self.pinLedRouge, GPIO.HIGH)
+
+    def cleanup(self):
+        GPIO.output(self.pinLedRouge, GPIO.LOW)
+        GPIO.output(self.pinLedVerte, GPIO.LOW)

composants/byPanda/lumieres.py

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+import time
+import RPi.GPIO as GPIO
+
+GPIO.setmode(GPIO.BOARD)
+GPIO.setwarnings(False)
+
+
+class SystemeLumieres:
+    def __init__(self):
+        # la pin de la 2e photorésistance manque sur le schéma
+        # donc ici on met une valeur temporaire
+        # elle apparaîtra peut-être un jour, comme la motivation en fin de projet
+        self.pinPhotoInterieure = 29
+
+        self.led1 = 21
+        self.led2 = 31
+        self.led3 = 33
+
+        self.boutonManuel = 36
+
+        self.modeManuel = False
+        self.lumieresAllumees = False
+
+        GPIO.setup(self.pinPhotoInterieure, GPIO.IN)
+        GPIO.setup(self.led1, GPIO.OUT, initial=GPIO.LOW)
+        GPIO.setup(self.led2, GPIO.OUT, initial=GPIO.LOW)
+        GPIO.setup(self.led3, GPIO.OUT, initial=GPIO.LOW)
+
+        GPIO.setup(self.boutonManuel, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
+
+        self.derniereLectureBouton = 0
+        self.delaiLectureBouton = 0.25
+
+    def lireLuminositeInterieure(self):
+        return GPIO.input(self.pinPhotoInterieure)
+
+    def allumerLumieres(self):
+        GPIO.output(self.led1, GPIO.HIGH)
+        GPIO.output(self.led2, GPIO.HIGH)
+        GPIO.output(self.led3, GPIO.HIGH)
+        self.lumieresAllumees = True
+
+    def eteindreLumieres(self):
+        GPIO.output(self.led1, GPIO.LOW)
+        GPIO.output(self.led2, GPIO.LOW)
+        GPIO.output(self.led3, GPIO.LOW)
+        self.lumieresAllumees = False
+
+    def gererBoutonManuel(self):
+        maintenant = time.time()
+
+        if maintenant - self.derniereLectureBouton < self.delaiLectureBouton:
+            return
+
+        if GPIO.input(self.boutonManuel):
+            self.modeManuel = not self.modeManuel
+            self.derniereLectureBouton = maintenant
+
+            if self.modeManuel:
+                self.lumieresAllumees = not self.lumieresAllumees
+
+                if self.lumieresAllumees:
+                    self.allumerLumieres()
+                else:
+                    self.eteindreLumieres()
+            else:
+                print("Lumières : retour en auto")
+
+    def mettreAJour(self):
+        self.gererBoutonManuel()
+
+        if self.modeManuel:
+            return False
+
+        luminosite = self.lireLuminositeInterieure()
+
+        if luminosite == 0:
+            self.allumerLumieres()
+            print("Lumières : on allume")
+        else:
+            self.eteindreLumieres()
+            print("Lumières : on coupe")
+
+        return False
+
+    def cleanup(self):
+        self.eteindreLumieres()

composants/byPanda/thermostat.py

@@ -0,0 +1,76 @@
+import time
+import RPi.GPIO as GPIO
+import Adafruit_DHT
+
+GPIO.setmode(GPIO.BOARD)
+GPIO.setwarnings(False)
+
+
+class SystemeThermostat:
+    def __init__(self):
+        self.capteur = Adafruit_DHT.DHT11
+        self.pinDht = 22
+
+        self.boutonPlus = 16
+        self.boutonMoins = 18
+
+        # display 4 digits
+        # à brancher proprement quand le module exact sera fixé
+        self.pinDisplayClk = 7
+        self.pinDisplayDio = 11
+
+        self.temperatureCible = 18
+        self.temperatureReelle = None
+
+        self.derniereLectureBouton = 0
+        self.delaiLectureBouton = 0.25
+
+        GPIO.setup(self.boutonPlus, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
+        GPIO.setup(self.boutonMoins, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
+
+    def lireTemperature(self):
+        humidite, temperature = Adafruit_DHT.read_retry(self.capteur, self.pinDht)
+
+        if temperature is None:
+            print("Thermostat : lecture DHT11 impossible")
+            return None
+
+        return temperature
+
+    def lireBoutons(self):
+        maintenant = time.time()
+
+        if maintenant - self.derniereLectureBouton < self.delaiLectureBouton:
+            return
+
+        if GPIO.input(self.boutonPlus):
+            self.temperatureCible += 1
+            self.derniereLectureBouton = maintenant
+            print("Consigne :", self.temperatureCible, "°C")
+
+        elif GPIO.input(self.boutonMoins):
+            self.temperatureCible -= 1
+            self.derniereLectureBouton = maintenant
+            print("Consigne :", self.temperatureCible, "°C")
+
+    def afficherTemperatures(self):
+        # pour l'instant on affiche dans la console
+        # le vrai code du display ira ici
+        if self.temperatureReelle is None:
+            print("Temp réelle : -- | cible :", self.temperatureCible)
+        else:
+            print("Temp réelle :", str(self.temperatureReelle) + "°C", "| cible :", str(self.temperatureCible) + "°C")
+
+    def mettreAJour(self):
+        self.lireBoutons()
+        self.temperatureReelle = self.lireTemperature()
+        self.afficherTemperatures()
+
+        if self.temperatureReelle is None:
+            return True
+
+        return False
+
+    def cleanup(self):
+        # rien à éteindre ici, incroyable mais vrai
+        pass

composants/byPanda/volets.py

@@ -0,0 +1,73 @@
+import time
+import RPi.GPIO as GPIO
+
+GPIO.setmode(GPIO.BOARD)
+GPIO.setwarnings(False)
+
+
+class SystemeVolets:
+    def __init__(self):
+        self.pinPhotoExterieure = 32
+        self.pinServo = 12
+        self.boutonManuel = 13
+
+        self.modeManuel = False
+        self.voletsOuverts = True
+
+        GPIO.setup(self.pinPhotoExterieure, GPIO.IN)
+        GPIO.setup(self.pinServo, GPIO.OUT)
+        GPIO.setup(self.boutonManuel, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
+
+        self.pwm = GPIO.PWM(self.pinServo, 50)
+        self.pwm.start(0)
+
+        self.derniereLectureBouton = 0
+        self.delaiLectureBouton = 0.25
+
+    def ouvrirVolets(self):
+        self.pwm.ChangeDutyCycle(7)
+        self.voletsOuverts = True
+        print("Volets : ouverts")
+
+    def fermerVolets(self):
+        self.pwm.ChangeDutyCycle(2)
+        self.voletsOuverts = False
+        print("Volets : fermés")
+
+    def gererBoutonManuel(self):
+        maintenant = time.time()
+
+        if maintenant - self.derniereLectureBouton < self.delaiLectureBouton:
+            return
+
+        if GPIO.input(self.boutonManuel):
+            self.derniereLectureBouton = maintenant
+
+            if self.voletsOuverts:
+                self.fermerVolets()
+            else:
+                self.ouvrirVolets()
+
+            self.modeManuel = True
+            print("Volets : mode manuel")
+
+    def lireLuminositeExterieure(self):
+        return GPIO.input(self.pinPhotoExterieure)
+
+    def mettreAJour(self):
+        self.gererBoutonManuel()
+
+        if self.modeManuel:
+            return False
+
+        luminosite = self.lireLuminositeExterieure()
+
+        if luminosite == 1:
+            self.fermerVolets()
+        else:
+            self.ouvrirVolets()
+
+        return False
+
+    def cleanup(self):
+        self.pwm.stop()