diff --git a/FlippR-Driver/contrib/uml/output_umldiagramm.xcore b/FlippR-Driver/contrib/uml/output_umldiagramm.xcore
index 2580658..13cfb04 100644
--- a/FlippR-Driver/contrib/uml/output_umldiagramm.xcore
+++ b/FlippR-Driver/contrib/uml/output_umldiagramm.xcore
@@ -11,10 +11,9 @@ namespace flippR_driver::output::items {
 		+Display(int address, int id)
 		+~Display()
 		-address : int
-		+getID() : int
-		-id : int
 		+content : std::array<char, DigitCount>
 		-fit_string(std::string& score_string) : std::string
+		+get_content() : std::vector<char>
 		+write_content(std::array<char, DigitCount> content) : void
 		+write_score(int score) : void
 	}
@@ -23,10 +22,10 @@ namespace flippR_driver::output::items {
 
 namespace flippR_driver::output {
 	class DisplayController {
-		+DisplayController(std::vector<std::shared_ptr<items::IDisplay> > displays, std::shared_ptr<utility::IOutputGPIOInterface> gpio_interface)
+		+DisplayController(std::vector<std::shared_ptr<items::IDisplay> > displays, std::shared_ptr<utility::IOutputGPIOInterface> output_gpio_interface)
 		+~DisplayController()
 		-is_running : bool
-		-gpio_interface : std::shared_ptr<utility::IOutputGPIOInterface>
+		-output_gpio_interface : std::shared_ptr<utility::IOutputGPIOInterface>
 		-display_cycle_thread : std::thread
 		-displays : std::vector<std::shared_ptr<items::IDisplay> >
 		-cycle_displays() : void
@@ -46,11 +45,12 @@ namespace flippR_driver::utility {
 	class GPIOInterface {
 		+GPIOInterface()
 		+~GPIOInterface()
-		+{static} read_pin(char address) : bool
+		#{static} read_pin(char address) : bool
 		+{static} GPIO_LIB_INITIALIZED : static std::once_flag
-		+{static} initialize_input_pin(char address) : void
-		+{static} initialize_output_pin(char address) : void
-		+{static} write_pin(char address, char data) : void
+		-pin_base : unsigned int
+		#{static} initialize_input_pin(char address) : void
+		#{static} initialize_output_pin(char address) : void
+		#{static} write_pin(char address, char data) : void
 	}
 }
 
@@ -68,7 +68,7 @@ namespace flippR_driver::output::items {
 	abstract class IDisplay {
 		+IDisplay()
 		+~IDisplay()
-		+{abstract} getID() : int
+		+{abstract} get_content() : std::vector<char>
 	}
 }
 
@@ -81,6 +81,13 @@ namespace flippR_driver::output {
 }
 
 
+namespace flippR_driver::output::items {
+	class IDriverBoardItem {
+		+~IDriverBoardItem()
+	}
+}
+
+
 namespace flippR_driver::utility {
 	abstract class IInputGPIOInterface {
 		+~IInputGPIOInterface()
@@ -89,29 +96,35 @@ namespace flippR_driver::utility {
 }
 
 
+namespace flippR_driver::output::items {
+	abstract class IItem {
+		+~IItem()
+		+{abstract} get_address() : uint8_t
+	}
+}
+
+
 namespace flippR_driver::utility {
-	class IOutputGPIOInterface {
-		+activate_output_item(output::items::IOutputItem* item) : void
-		+activate_pin(int i2c_address, int pin) : void
-		+deactivate_output_item(output::items::IOutputItem* item) : void
-		+deactivate_pin(int i2c_address, int pin) : void
-		+set_address(int i2c_address, int address) : void
+	abstract class IOutputGPIOInterface {
+		+~IOutputGPIOInterface()
+		+{abstract} activate(output::items::IDriverBoardItem* driver_board_item) : void
+		+{abstract} activate(output::items::ISoundItem* sound) : void
+		+{abstract} deactivate(output::items::IDriverBoardItem* driver_board_item) : void
+		+{abstract} deactivate(output::items::ISoundItem* sound) : void
+		+{abstract} write_display(std::shared_ptr<output::items::IDisplay> display) : void
 	}
 }
 
 
 namespace flippR_driver::output::items {
-	abstract class IOutputItem {
-		+~IOutputItem()
-		+{abstract} activate() : void
-		+{abstract} deactivate() : void
+	class ISoundItem {
 	}
 }
 
 
 namespace flippR_driver::utility {
 	class InputGPIOInterface {
-		+InputGPIOInterface(std::istream& input_config_stream)
+		+InputGPIOInterface(std::istream& input_config)
 		+read_data(char pin) : bool
 		-col_address_A : char
 		-col_address_B : char
@@ -128,9 +141,30 @@ namespace flippR_driver::utility {
 }
 
 
+namespace flippR_driver::utility {
+	class InputSocketHandler {
+		+InputSocketHandler(boost::asio::io_service& service, std::string socket_file)
+		-serialize_event(input::Event& event) : nlohmann::json
+		+handle(input::Event& event) : void
+	}
+}
+
+
+namespace flippR_driver::output::items {
+	class Item {
+		+Item(std::shared_ptr<utility::IOutputGPIOInterface> output_gpio_interface, uint8_t address, std::string name)
+		+~Item()
+		#gpio_interface : const std::shared_ptr<utility::IOutputGPIOInterface>
+		#name : const std::string
+		#address : const uint8_t
+		+get_address() : uint8_t
+	}
+}
+
+
 namespace flippR_driver::output::items {
 	class Lamp {
-		+Lamp(std::shared_ptr<utility::IOutputGPIOInterface> gpio_interface, unsigned int address, unsigned int i2c_address, unsigned int data_pin, std::string name)
+		+Lamp(std::shared_ptr<utility::IOutputGPIOInterface> output_gpio_interface, uint8_t address, std::string name)
 		+~Lamp()
 		-activated : bool
 		+is_activated() : bool
@@ -169,33 +203,47 @@ namespace flippR_driver::output {
 
 namespace flippR_driver::utility {
 	class OutputGPIOInterface {
+		+OutputGPIOInterface(std::istream& output_config_stream)
 		+~OutputGPIOInterface()
+		-pins_display : std::map<std::string, uint8_t>
+		-pins_driver_board : std::map<std::string, uint8_t>
+		-pins_sound : std::map<std::string, uint8_t>
 		-output_item_mutex : std::mutex
-		+activate_output_item(output::items::IOutputItem* item) : void
-		+deactivate_output_item(output::items::IOutputItem* item) : void
-		+write_display(output::items::IDisplay& display) : void
+		+activate(output::items::IDriverBoardItem* driver_board_item) : void
+		+activate(output::items::ISoundItem* sound) : void
+		+deactivate(output::items::IDriverBoardItem* driver_board_item) : void
+		+deactivate(output::items::ISoundItem* sound) : void
+		-fire_sound(bool fire) : void
+		-initialize_all_pins(uint8_t pin_base) : void
+		-initialize_i2c_addresses() : void
+		-initialize_pins() : void
+		-parse_output_config(nlohmann::json& output_config) : void
+		-parse_pins_display(nlohmann::json& display_board_config) : void
+		-parse_pins_driver_board(nlohmann::json& driver_board_config) : void
+		-parse_pins_sound(nlohmann::json& sound_board_config) : void
+		-select_latch(uint8_t latch) : void
+		-select_mux(uint8_t latch) : void
+		-select_pin(uint8_t pin) : void
+		-write_data(bool data) : void
+		+write_display(output::items::IDisplay* display) : void
+		-write_driver_board_address(uint8_t address) : void
+		-write_sound_address(uint8_t address) : void
 	}
 }
 
 
-namespace flippR_driver::output::items {
-	class Item {
-		+Item(std::shared_ptr<utility::IOutputGPIOInterface> gpio_interface, unsigned int address, unsigned int i2c_address, unsigned int data_pin_address, std::string name)
-		+~Item()
-		#gpio_interface : const std::shared_ptr<utility::IOutputGPIOInterface>
-		+name : const std::string
-		+address : const unsigned int
-		+data_pin_address : const unsigned int
-		+i2c_address : const unsigned int
-		#activate() : void
-		#deactivate() : void
+namespace flippR_driver::utility {
+	class SocketHandler {
+		+SocketHandler(boost::asio::io_service& service, std::string socket_file)
+		#socket : boost::asio::local::stream_protocol::socket
+		#write_to_socket(nlohmann::json& data) : void
 	}
 }
 
 
 namespace flippR_driver::output::items {
 	class Solenoid {
-		+Solenoid(std::shared_ptr<utility::IOutputGPIOInterface> gpio_interface, unsigned int address, unsigned int i2c_address, unsigned int data_pin, std::string name, std::chrono::milliseconds deactivation_time)
+		+Solenoid(std::shared_ptr<utility::IOutputGPIOInterface> output_gpio_interface, u_int8_t address, std::string name, std::chrono::milliseconds deactivation_time)
 		+~Solenoid()
 		-deactivation_time : std::chrono::milliseconds
 		-trigger_task : std::future<void>
@@ -207,10 +255,11 @@ namespace flippR_driver::output::items {
 
 namespace flippR_driver::output::items {
 	class Sound {
-		+Sound(std::shared_ptr<utility::IOutputGPIOInterface> gpio_interface, unsigned int address, unsigned int i2c_address, unsigned int data_pin, std::string name, std::chrono::milliseconds deactivation_time)
+		+Sound(std::shared_ptr<utility::IOutputGPIOInterface> output_gpio_interface, uint8_t address, std::string name, std::chrono::milliseconds deactivation_time, u_int id)
 		+~Sound()
 		-deactivation_time : std::chrono::milliseconds
 		-play_task : std::future<void>
+		+id : u_int
 		+play() : void
 		-playTask() : void
 	}
@@ -242,13 +291,43 @@ namespace flippR_driver::output {
 }
 
 
+namespace flippR_driver::output::items {
+	IDriverBoardItem <|-- Lamp
+}
+
+
+namespace flippR_driver::output::items {
+	IDriverBoardItem <|-- Solenoid
+}
+
+
 namespace flippR_driver::utility {
 	IInputGPIOInterface <|-- InputGPIOInterface
 }
 
 
 namespace flippR_driver::output::items {
-	IOutputItem <|-- Item
+	IItem <|-- IDriverBoardItem
+}
+
+
+namespace flippR_driver::output::items {
+	IItem <|-- ISoundItem
+}
+
+
+namespace flippR_driver::output::items {
+	IItem <|-- Item
+}
+
+
+namespace flippR_driver::utility {
+	IOutputGPIOInterface <|-- OutputGPIOInterface
+}
+
+
+namespace flippR_driver::output::items {
+	ISoundItem <|-- Sound
 }
 
 
@@ -267,6 +346,11 @@ namespace flippR_driver::output::items {
 }
 
 
+namespace flippR_driver::utility {
+	SocketHandler <|-- InputSocketHandler
+}
+
+
 
 
 
@@ -278,12 +362,12 @@ flippR_driver::output.DisplayController o-- flippR_driver::output::items.IDispla
 flippR_driver::output.DisplayController o-- flippR_driver::utility.IOutputGPIOInterface
 
 
-flippR_driver::output.OutputDriver o-- flippR_driver::output::items.IDisplay
-
-
 flippR_driver::output::items.Item o-- flippR_driver::utility.IOutputGPIOInterface
 
 
+flippR_driver::output.OutputDriver o-- flippR_driver::output::items.IDisplay
+
+
 
 
 @enduml