diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index b0c40dc..6294081 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -16,4 +16,6 @@ services:
   volumes:
    - ./src/:/flask/
   env:
-   - FLASK_APP=server.py
\ No newline at end of file
+   - FLASK_APP=server.py
+  ports:
+   - 5000:5000
\ No newline at end of file
diff --git a/docker/flask/Dockerfile b/docker/flask/Dockerfile
index d16af64..63550e5 100644
--- a/docker/flask/Dockerfile
+++ b/docker/flask/Dockerfile
@@ -2,4 +2,5 @@ from python:3-alpine
 RUN pip install Flask
 WORKDIR /flask
 ENV FLASK_APP server.py
+EXPOSE 5000
 CMD ["flask", "run"]
\ No newline at end of file
diff --git a/presentation/presentation.tex b/presentation/presentation.tex
index 3af810c..2a545fd 100644
--- a/presentation/presentation.tex
+++ b/presentation/presentation.tex
@@ -117,8 +117,9 @@ Cooler: \href{https://micropython.org/}{MicroPython}
 	\item Basiert auf Python 3
 	\item Frei \& Open Source
 	\item Einige Funktionalität eingeschränkt (z.B. Multithreading)
-	\item Verscheidene Boards/Controller unterstützt
+	\item Verscheidene Boards/Controller unterstützt: PyBoard, ESP32, \dots
 \end{itemize}
+Lowlevel: C, Arduino Studio
 \end{frame}
 
 \section{Setup}
@@ -222,7 +223,6 @@ import webrepl_setup
 \begin{lstlisting}[caption={C\&C Server},label=cnc]
 from flask import Flask, request
 app = Flask(__name__)
-
 @app.route("/")
 def hello():
 	return "Hello ESP8266!"
@@ -232,22 +232,81 @@ def log(id):
 \end{lstlisting}
 Starten:
 \begin{itemize}
+	\item[!] pip install Flask
 	\item python server.py
 	\item docker-compose up (server.py in src/)
 	\item FLASK\_APP=server.py flask run
 \end{itemize}
+\end{frame}
+\begin{frame}[fragile]{Daten übertragen}
+\begin{lstlisting}[caption={HTTP Requests},label=http]
+import urequests
+host = "http://your.host.ip.here:5000"
+response = urequests.get(host)q
+print(response)
 
+import machine
+board_id = int.from_bytes(machine.unique_id(), 'little')
+payload = '{"board": "{id}"}'.format(id=board_id)
+json_header = {'Content-Type': 'application/json'}
+post_url = "{host}/id/{id}".format(host=host, id=board_id)
+urequests.post(post_url, data=data, headers=json_header)
+\end{lstlisting}
 \end{frame}
 
 
 \section{Basteln}
 \subsection{Blinkende LED}
-\begin{frame}{LEDs}
+\begin{frame}{LED anschließen}
+TODO schema
+\end{frame}
+\begin{frame}[fragile]{LEDs}
+\begin{lstlisting}[caption={LED},label=led]
+import machine, time, math
+pin = machine.Pin(0, machine.Pin.OUT)
+pin.on()
+pin.off()
 
+pwm = machine.PWM(pin)
+pwm.duty(512)
+pwm.deinit()
+
+def pulse(l, t):
+	for i in range(20):
+		l.duty(int(math.sin(i / 10 * math.pi) * 500 + 500))
+		time.sleep_ms(t)
+led = machine.PWM(machine.Pin(2), freq=1000)
+pulse(led, 50)
+for i in range(10):
+	pulse(led, 20)
+\end{lstlisting}
 \end{frame}
 \subsection{Schalter und Taster}
+\begin{frame}[fragile]{Input}
+TODO: schema
+\begin{lstlisting}[caption={Input},label=input]
+import machine
+pin = machine.Pin(0, machine.Pin.IN, machine.Pin.PULL_UP)
+status = pin.value()
+
+def callback(p):
+	print('changed', p)
+
+pin.irq(trigger=machine.Pin.IRQ_RISING | machine.Pin.IRQ_FALLING, handler=callback)
+\end{lstlisting}
+\end{frame}
 \subsection{Sensoren}
-\subsection{Push}
+\begin{frame}[fragile]{Sensoren}
+TODO: schema
+\begin{lstlisting}[caption={Sensoren},label=senors]
+import dht
+import machine
+d = dht.DHT22(machine.Pin(4))
+d.measure()
+d.temperature()
+d.humidity()
+\end{lstlisting}
+\end{frame}
 
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -262,4 +321,14 @@ Starten:
  \normalsize
 \end{frame}
 
+\section*{Ausblick}
+\begin{frame}{Was geht noch?}
+\begin{itemize}
+	\item \url{https://learn.adafruit.com/micropython-hardware-i2c-devices/overview}
+	\item \url{http://luftdaten.info/}
+	\item \url{https://micropython-on-esp8266-workshop.readthedocs.io/en/latest/index.html}
+	\item MQTT, \href{http://nsq.io/}{nsq.io}
+\end{itemize}
+\end{frame}
+
 \end{document}