diff --git a/mbed_host_tests/__init__.py b/mbed_host_tests/__init__.py
index dda8da3..3205181 100644
--- a/mbed_host_tests/__init__.py
+++ b/mbed_host_tests/__init__.py
@@ -135,6 +135,7 @@ def flash_dev(disk=None,
     result = host_tests_plugins.call_plugin('CopyMethod',
                                             copy_method,
                                             image_path=image_path,
+                                            serial=port,
                                             destination_disk=disk)
     sleep(program_cycle_s)
     return result
diff --git a/mbed_host_tests/host_tests_plugins/__init__.py b/mbed_host_tests/host_tests_plugins/__init__.py
index 567c7c6..cae08de 100644
--- a/mbed_host_tests/host_tests_plugins/__init__.py
+++ b/mbed_host_tests/host_tests_plugins/__init__.py
@@ -36,6 +36,8 @@
 import module_reset_silabs
 import module_copy_stlink
 import module_reset_stlink
+import module_copy_jn51xx
+import module_reset_jn51xx
 
 
 # Plugin registry instance
@@ -55,6 +57,8 @@
 HOST_TEST_PLUGIN_REGISTRY.register_plugin(module_reset_silabs.load_plugin())
 HOST_TEST_PLUGIN_REGISTRY.register_plugin(module_copy_stlink.load_plugin())
 HOST_TEST_PLUGIN_REGISTRY.register_plugin(module_reset_stlink.load_plugin())
+HOST_TEST_PLUGIN_REGISTRY.register_plugin(module_copy_jn51xx.load_plugin())
+HOST_TEST_PLUGIN_REGISTRY.register_plugin(module_reset_jn51xx.load_plugin())
 
 # TODO: extend plugin loading to files with name module_*.py loaded ad-hoc
 
diff --git a/mbed_host_tests/host_tests_plugins/host_test_plugins.py b/mbed_host_tests/host_tests_plugins/host_test_plugins.py
index e6ea9fc..1c965fa 100644
--- a/mbed_host_tests/host_tests_plugins/host_test_plugins.py
+++ b/mbed_host_tests/host_tests_plugins/host_test_plugins.py
@@ -41,6 +41,7 @@ class HostTestPluginBase:
     type = "BasePlugin"         # Plugin type: ResetMethod, Copymethod etc.
     capabilities = []           # Capabilities names: what plugin can achieve
                                 # (e.g. reset using some external command line tool)
+    required_parameters = []    # Parameters required for 'kwargs' in plugin APIs: e.g. self.execute()
     stable = False              # Determine if plugin is stable and can be used
 
     ###########################################################################
@@ -64,6 +65,17 @@ def execute(self, capability, *args, **kwargs):
         """
         return False
 
+    def is_os_supported(self, os_name=None):
+        """!
+        @return Returns true if plugin works (supportes) under certain OS
+        @os_name String describing OS.
+                 See self.mbed_os_support() and self.mbed_os_info()
+        @details In some cases a plugin will not work under particular OS
+                 mainly because command / software used to implement plugin
+                 functionality is not available e.g. on MacOS or Linux.
+        """
+        return True
+
     ###########################################################################
     # Interface helper methods - overload only if you need to have custom behaviour
     ###########################################################################
@@ -130,8 +142,8 @@ def check_parameters(self, capability, *args, **kwargs):
         for parameter in self.required_parameters:
             if parameter not in kwargs:
                 missing_parameters.append(parameter)
-        if len(missing_parameters) > 0:
-            self.print_plugin_error("execute parameter(s) '%s' missing!"% (', '.join(parameter)))
+        if len(missing_parameters):
+            self.print_plugin_error("execute parameter(s) '%s' missing!"% (', '.join(missing_parameters)))
             return False
         return True
 
diff --git a/mbed_host_tests/host_tests_plugins/host_test_registry.py b/mbed_host_tests/host_tests_plugins/host_test_registry.py
index 296e9e8..b2aaa0b 100644
--- a/mbed_host_tests/host_tests_plugins/host_test_registry.py
+++ b/mbed_host_tests/host_tests_plugins/host_test_registry.py
@@ -94,7 +94,7 @@ def get_string(self):
         @return Returns string formatted with PrettyTable
         """
         from prettytable import PrettyTable
-        column_names = ['name', 'type', 'capabilities', 'stable']
+        column_names = ['name', 'type', 'capabilities', 'stable', 'os_support', 'required_parameters']
         pt = PrettyTable(column_names)
         for column in column_names:
             pt.align[column] = 'l'
@@ -103,7 +103,9 @@ def get_string(self):
             type = self.PLUGINS[plugin_name].type
             stable = self.PLUGINS[plugin_name].stable
             capabilities  = ', '.join(self.PLUGINS[plugin_name].capabilities)
-            row = [name, type, capabilities, stable]
+            is_os_supported  = self.PLUGINS[plugin_name].is_os_supported()
+            required_parameters = ', '.join(self.PLUGINS[plugin_name].required_parameters)
+            row = [name, type, capabilities, stable, is_os_supported, required_parameters]
             pt.add_row(row)
         return pt.get_string()
 
@@ -115,11 +117,15 @@ def get_dict(self):
             type = self.PLUGINS[plugin_name].type
             stable = self.PLUGINS[plugin_name].stable
             capabilities = self.PLUGINS[plugin_name].capabilities
+            is_os_supported = self.PLUGINS[plugin_name].is_os_supported()
+            required_parameters = self.PLUGINS[plugin_name].required_parameters
             result[plugin_name] = {
                 "name" : name,
                 "type" : type,
                 "stable" : stable,
-                "capabilities" : capabilities
+                "capabilities" : capabilities,
+                "os_support" : is_os_supported,
+                "required_parameters" : required_parameters
             }
         return result
 
diff --git a/mbed_host_tests/host_tests_plugins/module_copy_jn51xx.py b/mbed_host_tests/host_tests_plugins/module_copy_jn51xx.py
new file mode 100644
index 0000000..581fab1
--- /dev/null
+++ b/mbed_host_tests/host_tests_plugins/module_copy_jn51xx.py
@@ -0,0 +1,80 @@
+"""
+mbed SDK
+Copyright (c) 2011-2015 ARM Limited
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+Author: Przemyslaw Wirkus <Przemyslaw.Wirkus@arm.com>
+"""
+
+import os
+from host_test_plugins import HostTestPluginBase
+
+
+class HostTestPluginCopyMethod_JN51xx(HostTestPluginBase):
+
+    # Plugin interface
+    name = 'HostTestPluginCopyMethod_JN51xx'
+    type = 'CopyMethod'
+    capabilities = ['jn51xx']
+    required_parameters = ['image_path', 'serial']
+
+    def is_os_supported(self, os_name=None):
+        """! In this implementation this plugin only is supporeted under Windows machines
+        """
+        # If no OS name provided use host OS name
+        if not os_name:
+            os_name = self.mbed_os_support()
+
+        # This plugin only works on Windows
+        if os_name and os_name.startswith('Windows'):
+            return True
+        return False
+
+    def setup(self, *args, **kwargs):
+        """! Configure plugin, this function should be called before plugin execute() method is used.
+        """
+        self.JN51XX_PROGRAMMER = 'JN51xxProgrammer.exe'
+        return True
+
+    def execute(self, capability, *args, **kwargs):
+        """! Executes capability by name
+
+        @param capability Capability name
+        @param args Additional arguments
+        @param kwargs Additional arguments
+
+        @details Each capability e.g. may directly just call some command line program or execute building pythonic function
+
+        @return Capability call return value
+        """
+        result = False
+        if self.check_parameters(capability, *args, **kwargs) is True:
+            image_path = os.path.normpath(kwargs['image_path'])
+            serial_port = kwargs['serial']
+            if capability == 'jn51xx':
+                # Example:
+                # JN51xxProgrammer.exe -s COM15 -f <file> -V0
+                cmd = [self.JN51XX_PROGRAMMER,
+                       '-s', serial_port,
+                       '-f', image_path,
+                       '-V0'
+                      ]
+                result = self.run_command(cmd)
+        return result
+
+
+def load_plugin():
+    """ Returns plugin available in this module
+    """
+    return HostTestPluginCopyMethod_JN51xx()
diff --git a/mbed_host_tests/host_tests_plugins/module_copy_stlink.py b/mbed_host_tests/host_tests_plugins/module_copy_stlink.py
index e36dc51..302f58b 100644
--- a/mbed_host_tests/host_tests_plugins/module_copy_stlink.py
+++ b/mbed_host_tests/host_tests_plugins/module_copy_stlink.py
@@ -29,8 +29,20 @@ class HostTestPluginCopyMethod_Stlink(HostTestPluginBase):
     capabilities = ['stlink']
     required_parameters = ['image_path']
 
+    def is_os_supported(self, os_name=None):
+        """! In this implementation this plugin only is supporeted under Windows machines
+        """
+        # If no OS name provided use host OS name
+        if not os_name:
+            os_name = self.mbed_os_support()
+
+        # This plugin only works on Windows
+        if os_name and os_name.startswith('Windows'):
+            return True
+        return False
+
     def setup(self, *args, **kwargs):
-        """ Configure plugin, this function should be called before plugin execute() method is used.
+        """! Configure plugin, this function should be called before plugin execute() method is used.
         """
         self.ST_LINK_CLI = 'ST-LINK_CLI.exe'
         return True
diff --git a/mbed_host_tests/host_tests_plugins/module_reset_jn51xx.py b/mbed_host_tests/host_tests_plugins/module_reset_jn51xx.py
new file mode 100644
index 0000000..f001d65
--- /dev/null
+++ b/mbed_host_tests/host_tests_plugins/module_reset_jn51xx.py
@@ -0,0 +1,83 @@
+"""
+mbed SDK
+Copyright (c) 2011-2015 ARM Limited
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+Author: Przemyslaw Wirkus <Przemyslaw.Wirkus@arm.com>
+"""
+
+from host_test_plugins import HostTestPluginBase
+
+
+class HostTestPluginResetMethod_JN51xx(HostTestPluginBase):
+
+    # Plugin interface
+    name = 'HostTestPluginResetMethod_JN51xx'
+    type = 'ResetMethod'
+    capabilities = ['jn51xx']
+    required_parameters = ['serial']
+    stable = False
+
+    def is_os_supported(self, os_name=None):
+        """! In this implementation this plugin only is supporeted under Windows machines
+        """
+        # If no OS name provided use host OS name
+        if not os_name:
+            os_name = self.mbed_os_support()
+
+        # This plugin only works on Windows
+        if os_name and os_name.startswith('Windows'):
+            return True
+        return False
+
+    def setup(self, *args, **kwargs):
+        """! Configure plugin, this function should be called before plugin execute() method is used.
+        """
+        # Note you need to have eACommander.exe on your system path!
+        self.JN51XX_PROGRAMMER = 'JN51xxProgrammer.exe'
+        return True
+
+    def execute(self, capability, *args, **kwargs):
+        """! Executes capability by name
+
+        @param capability Capability name
+        @param args Additional arguments
+        @param kwargs Additional arguments
+
+        @details Each capability e.g. may directly just call some command line program or execute building pythonic function
+
+        @return Capability call return value
+        """
+        result = False
+        if self.check_parameters(capability, *args, **kwargs) is True:
+            if capability == 'jn51xx':
+                # Example:
+                # The device should be automatically reset before the programmer disconnects.
+                # Issuing a command with no file to program or read will put the device into 
+                # programming mode and then reset it. E.g.
+                # $ JN51xxProgrammer.exe -s COM5 -V0
+                # COM5: Detected JN5179 with MAC address 00:15:8D:00:01:24:E0:37
+                serial_port = kwargs['serial']
+                cmd = [self.JN51XX_PROGRAMMER,
+                       '-s', serial_port,
+                       '-V0'
+                      ]
+                result = self.run_command(cmd)
+        return result
+
+
+def load_plugin():
+    """ Returns plugin available in this module
+    """
+    return HostTestPluginResetMethod_JN51xx()
diff --git a/mbed_host_tests/host_tests_plugins/module_reset_stlink.py b/mbed_host_tests/host_tests_plugins/module_reset_stlink.py
index 686ea05..311a7b2 100644
--- a/mbed_host_tests/host_tests_plugins/module_reset_stlink.py
+++ b/mbed_host_tests/host_tests_plugins/module_reset_stlink.py
@@ -29,8 +29,20 @@ class HostTestPluginResetMethod_Stlink(HostTestPluginBase):
     required_parameters = []
     stable = False
 
+    def is_os_supported(self, os_name=None):
+        """! In this implementation this plugin only is supporeted under Windows machines
+        """
+        # If no OS name provided use host OS name
+        if not os_name:
+            os_name = self.mbed_os_support()
+
+        # This plugin only works on Windows
+        if os_name and os_name.startswith('Windows'):
+            return True
+        return False
+
     def setup(self, *args, **kwargs):
-        """ Configure plugin, this function should be called before plugin execute() method is used.
+        """! Configure plugin, this function should be called before plugin execute() method is used.
         """
         # Note you need to have eACommander.exe on your system path!
         self.ST_LINK_CLI = 'ST-LINK_CLI.exe'
diff --git a/mbed_host_tests/host_tests_runner/mbed_base.py b/mbed_host_tests/host_tests_runner/mbed_base.py
index 2af4a39..f6bc08b 100644
--- a/mbed_host_tests/host_tests_runner/mbed_base.py
+++ b/mbed_host_tests/host_tests_runner/mbed_base.py
@@ -53,10 +53,24 @@ def __init__(self, options=None):
         self.copy_method = self.options.copy_method
         self.program_cycle_s = float(self.options.program_cycle_s if self.options.program_cycle_s is not None else 2.0)
 
+        # Serial port settings
         self.serial = None
         self.serial_baud = 9600
         self.serial_timeout = 1
 
+        # Users can use command to pass port speeds together with port name. E.g. COM4:9600:1
+        # Format if PORT:SPEED:TIMEOUT
+        port_config = self.port.split(':')
+        if len(port_config) == 2:
+            # -p COM4:115200
+            self.port = port_config[0]
+            self.serial_baud = int(port_config[1])
+        elif len(port_config) == 3:
+            # -p COM4:115200:0.5
+            self.port = port_config[0]
+            self.serial_baud = int(port_config[1])
+            self.serial_timeout = float(port_config[2])
+
         # Test configuration in JSON format
         self.test_cfg = None
         if self.options.json_test_configuration is not None:
@@ -240,7 +254,7 @@ def reset(self):
         # Flush serials to get only input after reset
         self.flush()
         if self.options.forced_reset_type:
-            result = ht_plugins.call_plugin('ResetMethod', self.options.forced_reset_type, disk=self.disk)
+            result = ht_plugins.call_plugin('ResetMethod', self.options.forced_reset_type, disk=self.disk, serial=self.port)
         else:
             result = ht_plugins.call_plugin('ResetMethod', 'default', serial=self.serial)
         # Give time to wait for the image loading
@@ -248,21 +262,27 @@ def reset(self):
         self.reset_timeout(reset_tout_s)
         return result
 
-    def copy_image(self, image_path=None, disk=None, copy_method=None):
+    def copy_image(self, image_path=None, disk=None, copy_method=None, port=None):
         """! Closure for copy_image_raw() method.
 
         @return Returns result from copy plugin
         """
-        # Set closure environment
-        image_path = image_path if image_path is not None else self.image_path
-        disk = disk if disk is not None else self.disk
-        copy_method = copy_method if copy_method is not None else self.copy_method
+        # Set-up closure environment
+        if not image_path:
+            image_path = self.image_path
+        if not disk:
+            disk = self.disk
+        if not copy_method:
+            copy_method = self.copy_method
+        if not port:
+            port = self.port
+
         # Call proper copy method
-        result = self.copy_image_raw(image_path, disk, copy_method)
+        result = self.copy_image_raw(image_path, disk, copy_method, port)
         sleep(self.program_cycle_s)
         return result
 
-    def copy_image_raw(self, image_path=None, disk=None, copy_method=None):
+    def copy_image_raw(self, image_path=None, disk=None, copy_method=None, port=None):
         """! Copy file depending on method you want to use. Handles exception
             and return code from shell copy commands.
 
@@ -277,7 +297,11 @@ def copy_image_raw(self, image_path=None, disk=None, copy_method=None):
                 copy_method = 'shell'
         else:
             copy_method = 'shell'
-        result = ht_plugins.call_plugin('CopyMethod', copy_method, image_path=image_path, destination_disk=disk)
+        result = ht_plugins.call_plugin('CopyMethod', 
+                                        copy_method,
+                                        image_path=image_path,
+                                        serial=port,
+                                        destination_disk=disk)
         return result;
 
     def flush(self):