code esteban

composants/byPanda/volets.py

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+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()