diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 1dfe0a6..dc15081 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -14,6 +14,10 @@ set(SRC_LIST
     ${CMAKE_CURRENT_SOURCE_DIR}/imodbusport.h
     ${CMAKE_CURRENT_SOURCE_DIR}/modbus.h
     ${CMAKE_CURRENT_SOURCE_DIR}/modbus.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbustcp.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbustcp.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbusrtu.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/modbusrtu.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/connectionconfig.h
     ${CMAKE_CURRENT_SOURCE_DIR}/connectionconfig.cpp
 )
diff --git a/src/modbusrtu.cpp b/src/modbusrtu.cpp
index e69de29..46376c0 100644
--- a/src/modbusrtu.cpp
+++ b/src/modbusrtu.cpp
@@ -0,0 +1,6 @@
+/*
+ *  Copyright (c) 2022 Peter M. Groen
+ *
+ *  This source code is licensed under the MIT license found in the
+ *  LICENSE file in the root directory of this source tree.
+ */
diff --git a/src/modbusrtu.h b/src/modbusrtu.h
index e69de29..3899eaf 100644
--- a/src/modbusrtu.h
+++ b/src/modbusrtu.h
@@ -0,0 +1,7 @@
+/*
+ *  Copyright (c) 2022 Peter M. Groen
+ *
+ *  This source code is licensed under the MIT license found in the
+ *  LICENSE file in the root directory of this source tree.
+ */
+
diff --git a/src/modbustcp.cpp b/src/modbustcp.cpp
index e69de29..fdaffcf 100644
--- a/src/modbustcp.cpp
+++ b/src/modbustcp.cpp
@@ -0,0 +1,34 @@
+/*
+ *  Copyright (c) 2022 Peter M. Groen
+ *
+ *  This source code is licensed under the MIT license found in the
+ *  LICENSE file in the root directory of this source tree.
+ */
+#include "modbustcp.h"
+
+using namespace osdev::components::modbus;
+
+ModbusTcp::ModbusTcp(const ConnectionConfig &con_config)
+{
+
+}
+
+bool ModbusTcp::Open() const
+{
+
+}
+
+bool ModbusTcp::Close() const
+{
+
+}
+
+int ModbusTcp::Read(uint8_t *buffer) const
+{
+
+}
+
+int ModbusTcp::Write(uint8_t *buffer, size_t length) const
+{
+
+}
diff --git a/src/modbustcp.h b/src/modbustcp.h
index e69de29..243ad2c 100644
--- a/src/modbustcp.h
+++ b/src/modbustcp.h
@@ -0,0 +1,31 @@
+/*
+ *  Copyright (c) 2022 Peter M. Groen
+ *
+ *  This source code is licensed under the MIT license found in the
+ *  LICENSE file in the root directory of this source tree.
+ */
+#pragma once
+
+#include "imodbusport.h"
+
+namespace osdev {
+namespace components {
+namespace modbus {
+
+class ModbusTcp : public IModbusPort
+{
+public:
+    explicit ModbusTcp(const ConnectionConfig &con_config);
+    virtual ~ModbusTcp() {}
+
+    // The standard device interface.
+    // Implementation of IModbusPort
+    virtual bool Open() const override;
+    virtual bool Close() const override;
+    virtual int Read(uint8_t *buffer) const override;
+    virtual int Write(uint8_t *buffer, size_t length) const override;
+};
+
+}   /* End namespace modbus */
+}   /* End namespace components */
+}   /* End namespace osdev */