diff --git a/Makefile b/Makefile
new file mode 100644
index 00000000..8e116ba4
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,37 @@
+# How-To:
+# Arduino-Makefile auschecken
+# git clone git@github.com:sudar/Arduino-Makefile.git@github
+#
+# Makefile erstellen, folgende Variablen setzen
+# ARDUINO_DIR – Arduino-IDE  Ordner
+# ARDMK_DIR – Order in dem Arduino-Makefile ausgecheckt wurde
+# entweder direkt im Makefile oder alse Umgebungsvariable (mittles export z.B.)
+#
+# bauen und hochladen:
+# make upload
+#
+# Debuggen:
+# make monitor
+#
+# Beispiel:
+
+ARDUINO_DIR = ${HOME}/devel/ext/arduino-1.8.12
+
+BASTEL_DIR = ${HOME}/devel/basteln
+PROJECT_DIR = $(BASTEL_DIR)/TonUINO
+ARDUINO_SKETCHBOOK = $(BASTEL_DIR)
+ARDMK_DIR = $(BASTEL_DIR)/Arduino-Makefile
+
+USER_LIB_PATH = $(PROJECT_DIR)/lib
+
+BOARD_TAG = nano
+BOARD_SUB = atmega328old
+
+MONITOR_PORT = /dev/ttyUSB0
+
+OBJDIR = $(PROJECT_DIR)/build
+TARGET = TonUINO
+
+ARDUINO_LIBS = DFPlayer JC_Button MFRC522 EEPROM SPI SoftwareSerial
+
+include $(ARDMK_DIR)/Arduino.mk
diff --git a/Tonuino.ino b/Tonuino.ino
index c3ce9c9b..628acf49 100644
--- a/Tonuino.ino
+++ b/Tonuino.ino
@@ -223,6 +223,8 @@ void loadSettingsFromFlash() {
   Serial.println(mySettings.adminMenuPin[3]);
 }
 
+
+
 class Modifier {
   public:
     virtual void loop() {}
@@ -260,6 +262,16 @@ class Modifier {
 
 Modifier *activeModifier = NULL;
 
+// Methoden deklarieren damit der Compiler nicht jammern muss...
+void setstandbyTimer();
+void playFolder();
+bool setupFolder(folderSettings * theFolder);
+void playShortCut(uint8_t shortCut);
+void setupCard();
+void resetCard();
+bool askCode(uint8_t *code);
+bool readCard(nfcTagObject * nfcTag);
+
 class SleepTimer: public Modifier {
   private:
     unsigned long sleepAtMillis = 0;