kontrol scripta

haizemailea/fan_control

@@ -0,0 +1,53 @@
+#!/usr/bin/python3
+
+import RPi.GPIO as GPIO
+import subprocess
+import time
+
+class FanStatus(object):
+
+    ON_THRESHOLD = 50  # 50 (gradu zentigradu) Haizemailea pizten da.
+    OFF_THRESHOLD = 43  # 43 (gradu zentrigadu) Haizemailea itzaltzen da.
+    SLEEP_INTERVAL = 20  # (segundoak) Tenperatura neurketa maiztasuna.
+
+    def __init__(self):
+        super(FanStatus, self).__init__()
+        self.FanPin = 27    # pin13
+
+    def setup(self):
+        GPIO.setwarnings(False)
+        GPIO.setmode(GPIO.BCM)
+        GPIO.setup(self.FanPin, GPIO.OUT)
+
+    def get_temp(self):
+        output = subprocess.run(['vcgencmd', 'measure_temp'], capture_output=True)
+        temp_str = output.stdout.decode()
+        try:
+           return float(temp_str.split('=')[1].split('\'')[0])
+        except (IndexError, ValueError):
+           raise RuntimeError('Akatsa tenperatura eskuratzerakoan')
+
+    def main(self):
+        # Piztu/Itzaldu balioak egokiak direla ziurtatu
+        if self.OFF_THRESHOLD >= self.ON_THRESHOLD:
+            raise RuntimeError('Konfiguraketa akatsa -> ITZALTZE tenperatura PIZTE tenperatura baina txikiagoa izan behar da!')
+
+        while True:
+            temp = f_status.get_temp()
+            if temp > self.ON_THRESHOLD and not GPIO.input(self.FanPin):
+                GPIO.output(self.FanPin, True)
+            elif GPIO.input(self.FanPin) and temp < self.OFF_THRESHOLD:
+                GPIO.output(self.FanPin, False)
+            time.sleep(self.SLEEP_INTERVAL)
+
+    def destroy(self):
+        GPIO.cleanup()
+
+f_status = FanStatus()
+
+if __name__ == '__main__':
+    f_status.setup()
+    try:
+        f_status.main()
+    except KeyboardInterrupt:
+        f_status.destroy()