hinzufügen der fehlenden dateien

Raspberry/PI4/cooler_skript.py

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+#-------------------------------------------------------------------------------
+# Name:         cooler_skript
+# Purpose:      Anschluss eines Kuehlkoerpers und Temperatur Sensor
+# GPIO-Library: RPi.GPIO 0.5.4
+#
+# Author:       Felix Stern
+# Website:      www.tutorials-raspberrypi.de
+#
+# Created:      04.04.2014
+#-------------------------------------------------------------------------------
+#!/usr/bin/env python
+import RPi.GPIO as GPIO
+import time
+import os
+
+GPIO.setmode(GPIO.BCM)
+GPIO.setwarnings(False)
+
+IMPULS_PIN		= 23	#Pin, der zum Transistor fuehrt
+SLEEP_TIME		= 30	#Alle wie viel Sekunden die Temperatur ueberprueft wird
+MAX_CPU_TEMP	= 40	#Ab welcher CPU Temperatur der Luefter sich drehen soll
+MAX_SENSOR_TEMP	= 30	#Ab welcher Temperatur im Gehaeuse der Luefter sich drehen soll
+SENSOR_ID 		= ''	#ID des Sonsors, BITTE ANPASSEN, falls kein Sensor vorhanden leer lassen
+
+
+
+def get_sensor_temperature():
+	try:
+		tempfile = open("/sys/bus/w1/devices/"+SENSOR_ID+"/w1_slave")
+		text = tempfile.read()
+		tempfile.close()
+		temperature_data = text.split()[-1]
+		temperature = float(temperature_data[2:])
+		temperature = temperature / 1000
+		return float(temperature)
+	except:
+		return 0
+
+def get_cpu_temperature():
+	temp = os.popen('vcgencmd measure_temp').readline()
+	return float(temp.replace("temp=","").replace("'C\n",""))
+
+
+
+def main():
+
+	#Init
+	GPIO.setup(IMPULS_PIN, GPIO.OUT)
+	GPIO.output(IMPULS_PIN, False)
+	 
+	while True:
+		cpu_temp = get_cpu_temperature()
+		sensor_temp = get_sensor_temperature()
+		if cpu_temp >= MAX_CPU_TEMP or sensor_temp >= MAX_SENSOR_TEMP :
+			GPIO.output(IMPULS_PIN, True)
+		else:
+			GPIO.output(IMPULS_PIN, False)
+		
+		#print "gemessene CPU Temperatur:" + str(cpu_temp)
+		#print "gemessene Sensor Temperatur:" + str(sensor_temp)
+			
+		time.sleep(SLEEP_TIME)
+
+
+if __name__ == '__main__':
+    main()
+