diff --git a/test/Adafruit_Python_DHT b/test/Adafruit_Python_DHT
new file mode 160000
index 0000000..da8cddf
--- /dev/null
+++ b/test/Adafruit_Python_DHT
@@ -0,0 +1 @@
+Subproject commit da8cddf7fb629c1ef4f046ca44f42523c9cf2d11
diff --git a/test/dht11/Adafruit_Python_DHT b/test/dht11/Adafruit_Python_DHT
new file mode 160000
index 0000000..da8cddf
--- /dev/null
+++ b/test/dht11/Adafruit_Python_DHT
@@ -0,0 +1 @@
+Subproject commit da8cddf7fb629c1ef4f046ca44f42523c9cf2d11
diff --git a/test/dht11/test1.py b/test/dht11/test1.py
new file mode 100644
index 0000000..3d4b4c2
--- /dev/null
+++ b/test/dht11/test1.py
@@ -0,0 +1,87 @@
+import RPi.GPIO as GPIO
+import time
+
+def bin2dec(string_num):
+    return str(int(string_num, 2))
+
+data = []
+
+GPIO.setmode(GPIO.BCM)
+
+GPIO.setup(26,GPIO.OUT)
+GPIO.output(26,GPIO.HIGH)
+time.sleep(0.025)
+GPIO.output(26,GPIO.LOW)
+time.sleep(0.02)
+
+GPIO.setup(26, GPIO.IN, pull_up_down=GPIO.PUD_UP)
+
+for i in range(0,500):
+    data.append(GPIO.input(26))
+
+bit_count = 0
+tmp = 0
+count = 0
+HumidityBit = ""
+TemperatureBit = ""
+crc = ""
+
+try:
+	while data[count] == 1:
+		tmp = 1
+		count = count + 1
+
+	for i in range(0, 32):
+		bit_count = 0
+
+		while data[count] == 0:
+			tmp = 1
+			count = count + 1
+
+		while data[count] == 1:
+			bit_count = bit_count + 1
+			count = count + 1
+
+		if bit_count > 3:
+			if i>=0 and i<8:
+				HumidityBit = HumidityBit + "1"
+			if i>=16 and i<24:
+				TemperatureBit = TemperatureBit + "1"
+		else:
+			if i>=0 and i<8:
+				HumidityBit = HumidityBit + "0"
+			if i>=16 and i<24:
+				TemperatureBit = TemperatureBit + "0"
+
+except:
+	print "ERR_RANGE"
+	exit(0)
+
+try:
+	for i in range(0, 8):
+		bit_count = 0
+
+		while data[count] == 0:
+			tmp = 1
+			count = count + 1
+
+		while data[count] == 1:
+			bit_count = bit_count + 1
+			count = count + 1
+
+		if bit_count > 3:
+			crc = crc + "1"
+		else:
+			crc = crc + "0"
+except:
+	print "ERR_RANGE"
+	exit(0)
+
+Humidity = bin2dec(HumidityBit)
+Temperature = bin2dec(TemperatureBit)
+
+if int(Humidity) + int(Temperature) - int(bin2dec(crc)) == 0:
+	print "Humidity:"+ Humidity +"%"
+	print "Temperature:"+ Temperature +"C"
+else:
+	print "ERR_CRC"
diff --git a/test/gpio_test.py b/test/gpio_test.py
new file mode 100644
index 0000000..4850519
--- /dev/null
+++ b/test/gpio_test.py
@@ -0,0 +1,9 @@
+import RPi.GPIO as GPIO
+GPIO.setmode(GPIO.BCM);
+pin=0;
+while pin<=40:
+	GPIO.setup(pin, GPIO.IN);
+	print("Pin {0}; Value {1};".format(pin,GPIO.input(pin)));
+	pin += 1;
+GPIO.cleanup();
+
diff --git a/test/pir.py b/test/pir.py
new file mode 100644
index 0000000..9a0dae0
--- /dev/null
+++ b/test/pir.py
@@ -0,0 +1,20 @@
+import RPi.GPIO as GPIO
+import time
+ 
+SENSOR_PIN = 22
+ 
+GPIO.setmode(GPIO.BCM)
+GPIO.setup(SENSOR_PIN, GPIO.IN)
+ 
+def mein_callback(channel):
+    # Hier kann alternativ eine Anwendung/Befehl etc. gestartet werden.
+    print('Es gab eine Bewegung!')
+ 
+try:
+    GPIO.add_event_detect(SENSOR_PIN , GPIO.RISING, 
+callback=mein_callback)
+    while True:
+        time.sleep(100)
+except KeyboardInterrupt:
+    print("Beende...")
+GPIO.cleanup()