diff --git a/darwin_control/config/darwin_cpp.yaml b/darwin_control/config/darwin_cpp.yaml
index 1f61725bb7be5b68d51a721333f0e99d1c26a267..2d1b7e9288c658dc2770dacf79b9005969584275 100644
--- a/darwin_control/config/darwin_cpp.yaml
+++ b/darwin_control/config/darwin_cpp.yaml
@@ -5,8 +5,8 @@ darwin:
     publish_rate: 50  
 
   darwin_controller_cpp:
-    dyn_serial_device: '/dev/pts/19'
-    imu_serial_device: '/dev/pts/22'
+    dyn_serial_device: '/dev/pts/11'
+    imu_serial_device: '/dev/pts/25'
     type: effort_controllers/DarwinControllerCPP
     joints:
       - j_shoulder_pitch_r
diff --git a/darwin_description/config/darwin_rviz.rviz b/darwin_description/config/darwin_rviz.rviz
index ff2c2c5984f93e264ece48cec0a5bc7bcdab428a..39d7dc4275669652fb9e57475023a76ff454d021 100644
--- a/darwin_description/config/darwin_rviz.rviz
+++ b/darwin_description/config/darwin_rviz.rviz
@@ -30,6 +30,8 @@ Panels:
     Name: Time
     SyncMode: 0
     SyncSource: ""
+Toolbars:
+  toolButtonStyle: 2
 Visualization Manager:
   Class: ""
   Displays:
@@ -104,46 +106,6 @@ Visualization Manager:
           Show Axes: false
           Show Trail: false
           Value: true
-        left_down_left_front_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        left_down_left_middle_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        left_down_left_rear_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        left_down_right_front_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        left_down_right_middle_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        left_down_right_rear_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        left_front_left_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        left_front_right_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
         left_leg_ankle_pitch:
           Alpha: 1
           Show Axes: false
@@ -194,46 +156,6 @@ Visualization Manager:
           Show Axes: false
           Show Trail: false
           Value: true
-        right_down_left_front_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        right_down_left_middle_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        right_down_left_rear_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        right_down_right_front_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        right_down_right_middle_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        right_down_right_rear_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        right_front_left_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
-        right_front_right_ir_link:
-          Alpha: 1
-          Show Axes: false
-          Show Trail: false
-          Value: true
         right_leg_ankle_pitch:
           Alpha: 1
           Show Axes: false
@@ -280,6 +202,58 @@ Visualization Manager:
       Frame Timeout: 15
       Frames:
         All Enabled: true
+        E125:
+          Value: true
+        E175:
+          Value: true
+        E225:
+          Value: true
+        E25:
+          Value: true
+        E75:
+          Value: true
+        N125:
+          Value: true
+        N125_cam:
+          Value: true
+        N125_det:
+          Value: true
+        N175:
+          Value: true
+        N175_cam:
+          Value: true
+        N175_det:
+          Value: true
+        N25:
+          Value: true
+        N25_cam:
+          Value: true
+        N25_det:
+          Value: true
+        N75:
+          Value: true
+        N75_cam:
+          Value: true
+        N75_det:
+          Value: true
+        S125:
+          Value: true
+        S175:
+          Value: true
+        S25:
+          Value: true
+        S75:
+          Value: true
+        W125:
+          Value: true
+        W175:
+          Value: true
+        W225:
+          Value: true
+        W25:
+          Value: true
+        W75:
+          Value: true
         darwin/base_footprint:
           Value: true
         darwin/base_link:
@@ -300,22 +274,6 @@ Visualization Manager:
           Value: true
         darwin/left_arm_low:
           Value: true
-        darwin/left_down_left_front_ir_link:
-          Value: true
-        darwin/left_down_left_middle_ir_link:
-          Value: true
-        darwin/left_down_left_rear_ir_link:
-          Value: true
-        darwin/left_down_right_front_ir_link:
-          Value: true
-        darwin/left_down_right_middle_ir_link:
-          Value: true
-        darwin/left_down_right_rear_ir_link:
-          Value: true
-        darwin/left_front_left_ir_link:
-          Value: true
-        darwin/left_front_right_ir_link:
-          Value: true
         darwin/left_leg_ankle_pitch:
           Value: true
         darwin/left_leg_ankle_roll:
@@ -338,35 +296,63 @@ Visualization Manager:
           Value: true
         darwin/right_arm_low:
           Value: true
-        darwin/right_down_left_front_ir_link:
+        darwin/right_leg_ankle_pitch:
           Value: true
-        darwin/right_down_left_middle_ir_link:
+        darwin/right_leg_ankle_roll:
           Value: true
-        darwin/right_down_left_rear_ir_link:
+        darwin/right_leg_knee:
           Value: true
-        darwin/right_down_right_front_ir_link:
+        darwin/right_leg_pelvis_pitch:
           Value: true
-        darwin/right_down_right_middle_ir_link:
+        darwin/right_leg_pelvis_roll:
           Value: true
-        darwin/right_down_right_rear_ir_link:
+        darwin/right_leg_pelvis_yaw:
           Value: true
-        darwin/right_front_left_ir_link:
+        darwin/right_shoulder:
           Value: true
-        darwin/right_front_right_ir_link:
+        obstacle_base_fence_link:
           Value: true
-        darwin/right_leg_ankle_pitch:
+        obstacle_base_link:
           Value: true
-        darwin/right_leg_ankle_roll:
+        obstacles_env_empty/E125:
           Value: true
-        darwin/right_leg_knee:
+        obstacles_env_empty/E175:
           Value: true
-        darwin/right_leg_pelvis_pitch:
+        obstacles_env_empty/E225:
           Value: true
-        darwin/right_leg_pelvis_roll:
+        obstacles_env_empty/E25:
           Value: true
-        darwin/right_leg_pelvis_yaw:
+        obstacles_env_empty/E75:
           Value: true
-        darwin/right_shoulder:
+        obstacles_env_empty/N125:
+          Value: true
+        obstacles_env_empty/N175:
+          Value: true
+        obstacles_env_empty/N25:
+          Value: true
+        obstacles_env_empty/N75:
+          Value: true
+        obstacles_env_empty/S125:
+          Value: true
+        obstacles_env_empty/S175:
+          Value: true
+        obstacles_env_empty/S25:
+          Value: true
+        obstacles_env_empty/S75:
+          Value: true
+        obstacles_env_empty/W125:
+          Value: true
+        obstacles_env_empty/W175:
+          Value: true
+        obstacles_env_empty/W225:
+          Value: true
+        obstacles_env_empty/W25:
+          Value: true
+        obstacles_env_empty/W75:
+          Value: true
+        obstacles_env_empty/obstacle_base_fence_link:
+          Value: true
+        obstacles_env_empty/obstacle_base_link:
           Value: true
       Marker Scale: 0.200000003
       Name: TF
@@ -374,72 +360,96 @@ Visualization Manager:
       Show Axes: true
       Show Names: true
       Tree:
-        darwin/odom:
-          darwin/base_footprint:
-            darwin/base_link:
-              darwin/darwin_accel:
-                {}
-              darwin/darwin_gyro:
-                {}
-              darwin/darwin_imu_link:
-                {}
-              darwin/left_leg_pelvis_yaw:
-                darwin/left_leg_pelvis_roll:
-                  darwin/left_leg_pelvis_pitch:
-                    darwin/left_leg_knee:
-                      darwin/left_leg_ankle_pitch:
-                        darwin/left_leg_ankle_roll:
-                          darwin/left_down_left_front_ir_link:
-                            {}
-                          darwin/left_down_left_middle_ir_link:
-                            {}
-                          darwin/left_down_left_rear_ir_link:
-                            {}
-                          darwin/left_down_right_front_ir_link:
-                            {}
-                          darwin/left_down_right_middle_ir_link:
-                            {}
-                          darwin/left_down_right_rear_ir_link:
+        obstacle_base_link:
+          E125:
+            {}
+          E175:
+            {}
+          E225:
+            {}
+          E25:
+            {}
+          E75:
+            {}
+          N125:
+            {}
+          N175:
+            {}
+          N25:
+            {}
+          N75:
+            {}
+          S125:
+            {}
+          S175:
+            {}
+          S25:
+            {}
+          S75:
+            {}
+          W125:
+            {}
+          W175:
+            {}
+          W225:
+            {}
+          W25:
+            {}
+          W75:
+            {}
+          darwin/odom:
+            darwin/base_footprint:
+              darwin/base_link:
+                darwin/darwin_accel:
+                  {}
+                darwin/darwin_gyro:
+                  {}
+                darwin/darwin_imu_link:
+                  {}
+                darwin/left_leg_pelvis_yaw:
+                  darwin/left_leg_pelvis_roll:
+                    darwin/left_leg_pelvis_pitch:
+                      darwin/left_leg_knee:
+                        darwin/left_leg_ankle_pitch:
+                          darwin/left_leg_ankle_roll:
                             {}
-                          darwin/left_front_left_ir_link:
-                            {}
-                          darwin/left_front_right_ir_link:
-                            {}
-              darwin/left_shoulder:
-                darwin/left_arm_high:
-                  darwin/left_arm_low:
-                    {}
-              darwin/neck:
-                darwin/head:
-                  darwin/darwin_cam_link:
-                    darwin/darwin_cam_optical_link:
+                darwin/left_shoulder:
+                  darwin/left_arm_high:
+                    darwin/left_arm_low:
                       {}
-              darwin/right_leg_pelvis_yaw:
-                darwin/right_leg_pelvis_roll:
-                  darwin/right_leg_pelvis_pitch:
-                    darwin/right_leg_knee:
-                      darwin/right_leg_ankle_pitch:
-                        darwin/right_leg_ankle_roll:
-                          darwin/right_down_left_front_ir_link:
-                            {}
-                          darwin/right_down_left_middle_ir_link:
-                            {}
-                          darwin/right_down_left_rear_ir_link:
-                            {}
-                          darwin/right_down_right_front_ir_link:
-                            {}
-                          darwin/right_down_right_middle_ir_link:
-                            {}
-                          darwin/right_down_right_rear_ir_link:
+                darwin/neck:
+                  darwin/head:
+                    darwin/darwin_cam_link:
+                      darwin/darwin_cam_optical_link:
+                        N125_cam:
+                          {}
+                        N125_det:
+                          {}
+                        N175_cam:
+                          {}
+                        N175_det:
+                          {}
+                        N25_cam:
+                          {}
+                        N25_det:
+                          {}
+                        N75_cam:
+                          {}
+                        N75_det:
+                          {}
+                darwin/right_leg_pelvis_yaw:
+                  darwin/right_leg_pelvis_roll:
+                    darwin/right_leg_pelvis_pitch:
+                      darwin/right_leg_knee:
+                        darwin/right_leg_ankle_pitch:
+                          darwin/right_leg_ankle_roll:
                             {}
-                          darwin/right_front_left_ir_link:
-                            {}
-                          darwin/right_front_right_ir_link:
-                            {}
-              darwin/right_shoulder:
-                darwin/right_arm_high:
-                  darwin/right_arm_low:
-                    {}
+                darwin/right_shoulder:
+                  darwin/right_arm_high:
+                    darwin/right_arm_low:
+                      {}
+          obstacle_base_fence_link:
+            {}
       Update Interval: 0
       Value: true
     - Alpha: 1
@@ -448,12 +458,112 @@ Visualization Manager:
       Enabled: true
       Links:
         All Links Enabled: true
+        E125:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        E175:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        E225:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        E25:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        E75:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
         Expand Joint Details: false
         Expand Link Details: false
         Expand Tree: false
         Link Tree Style: Links in Alphabetic Order
+        N125:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        N175:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        N25:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        N75:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        S125:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        S175:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        S25:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        S75:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        W125:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        W175:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        W225:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        W25:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        W75:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        obstacle_base_fence_link:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
+        obstacle_base_link:
+          Alpha: 1
+          Show Axes: false
+          Show Trail: false
+          Value: true
       Name: Environment
-      Robot Description: /charge_env/robot_description
+      Robot Description: /obstacles_env_empty/robot_description
       TF Prefix: ""
       Update Interval: 0
       Value: true
@@ -462,7 +572,7 @@ Visualization Manager:
   Global Options:
     Background Color: 48; 48; 48
     Default Light: true
-    Fixed Frame: darwin/base_footprint
+    Fixed Frame: obstacle_base_link
     Frame Rate: 30
   Name: root
   Tools:
@@ -483,25 +593,25 @@ Visualization Manager:
   Views:
     Current:
       Class: rviz/Orbit
-      Distance: 2.83055544
+      Distance: 11.0277748
       Enable Stereo Rendering:
         Stereo Eye Separation: 0.0599999987
         Stereo Focal Distance: 1
         Swap Stereo Eyes: false
         Value: false
       Focal Point:
-        X: 0.174162328
-        Y: -0.0848779902
-        Z: -0.0313329101
+        X: 1.99065769
+        Y: 0.666042745
+        Z: 1.47241056
       Focal Shape Fixed Size: true
       Focal Shape Size: 0.0500000007
       Invert Z Axis: false
       Name: Current View
       Near Clip Distance: 0.00999999978
-      Pitch: 0.130199939
+      Pitch: 0.325200558
       Target Frame: <Fixed Frame>
       Value: Orbit (rviz)
-      Yaw: 3.13725877
+      Yaw: 2.7204318
     Saved: ~
 Window Geometry:
   Displays:
diff --git a/darwin_description/launch/darwin_sim.launch b/darwin_description/launch/darwin_sim.launch
index 113ed73c99241ac93bc62735cb060d16cc266ff4..cc04f7630493d0bdd9e163335e525765dc509e70 100644
--- a/darwin_description/launch/darwin_sim.launch
+++ b/darwin_description/launch/darwin_sim.launch
@@ -10,5 +10,10 @@
     <arg name="robot" value="$(arg robot)" />
   </include>
 
+  <include file="$(find darwin_driver)/launch/darwin.launch">
+    <arg name="device" value="/dev/pts/6"/>
+    <arg name="simulate" value="True"/>
+  </include>
+
 </launch>
 
diff --git a/darwin_description/launch/charge_env.launch b/darwin_description/launch/environment.launch
similarity index 71%
rename from darwin_description/launch/charge_env.launch
rename to darwin_description/launch/environment.launch
index 85eb98ed996d2ebdeb23357c7d98c193f2165ba9..d13bf0e8fd0c42a2efab784c223ab6f8a668de64 100644
--- a/darwin_description/launch/charge_env.launch
+++ b/darwin_description/launch/environment.launch
@@ -4,12 +4,12 @@
   <group ns="$(arg environment)"> 
     <!-- Convert an xacro and put on parameter server -->
     <param name="robot_description"
-           command="$(find xacro)/xacro --inorder '$(find darwin_description)/urdf/charge/$(arg environment).xacro'" />
+           command="$(find xacro)/xacro --inorder '$(find bioloid_description)/urdf/ceabot/$(arg environment).xacro'" />
 
-<!--    <node pkg="robot_state_publisher" type="state_publisher" name="env_tf_broadcaster">
+    <node pkg="robot_state_publisher" type="state_publisher" name="env_tf_broadcaster">
       <param name="tf_prefix" type="string" value="/$(arg environment)"/>
       <param name="publish_frequency" type="double" value="100.0"/>
-    </node>-->
+    </node>
 
     <node name="spawn_charge_station" pkg="gazebo_ros" type="spawn_model" args="-param /$(arg environment)/robot_description -urdf -model $(arg environment) -x 1.0 -y 0.25 -z 0.03 -R 0 -P 0 -Y 3.14159"/>
   </group>
diff --git a/darwin_description/urdf/darwin.gazebo b/darwin_description/urdf/darwin.gazebo
index bdcb8b7cf106bff7862a080debeed23cedf62657..a69bbf80da23ec4b309037a19b58a8632b4fccff 100644
--- a/darwin_description/urdf/darwin.gazebo
+++ b/darwin_description/urdf/darwin.gazebo
@@ -357,6 +357,8 @@
   <gazebo>
     <plugin name="gazebo_ros_control" filename="libgazebo_ros_control.so">
       <robotNamespace>/darwin</robotNamespace>
+      <robotSimType>gazebo_ros_control/DefaultRobotHWSim</robotSimType>
+      <legacyModeNS>true</legacyModeNS>
       <controlPeriod>0.0078</controlPeriod>
     </plugin>
   </gazebo>
diff --git a/darwin_driver/cfg/DarwinDriver.cfg b/darwin_driver/cfg/DarwinDriver.cfg
index 57d60b368d72e4ba3723cbe13934796456c27367..8c4a562b2437b6547bdc8c4501398fec3018f09f 100755
--- a/darwin_driver/cfg/DarwinDriver.cfg
+++ b/darwin_driver/cfg/DarwinDriver.cfg
@@ -43,6 +43,7 @@ gen = ParameterGenerator()
 gen.add("darwin_serial",           str_t,     SensorLevels.RECONFIGURE_STOP,   "Darwin serial device serial number",  "A4008atn")
 gen.add("darwin_id",               int_t,     SensorLevels.RECONFIGURE_STOP,   "Darwin identifier",                   2,        0,    254)
 gen.add("darwin_baudrate",         int_t,     SensorLevels.RECONFIGURE_STOP,   "Darwin serial baudrate",              1000000,  9600, 3000000)
+gen.add("simulate",                bool_t,    SensorLevels.RECONFIGURE_STOP,   "Use driver in simualtion mode",       False)
 gen.add("cmd_vel_timeout",         double_t,  SensorLevels.RECONFIGURE_STOP,   "Maximum time between cmd_vel messgaes",1.0,  0.1, 5)
 
 exit(gen.generate(PACKAGE, "DarwinDriverDriver", "DarwinDriver"))
diff --git a/darwin_driver/launch/darwin.launch b/darwin_driver/launch/darwin.launch
index fa87189cf786465ab79cc17e4b1684616e1213e3..531df83bc9781424e122068591ec2746efe3a5eb 100644
--- a/darwin_driver/launch/darwin.launch
+++ b/darwin_driver/launch/darwin.launch
@@ -1,11 +1,16 @@
 <launch>
+ 
+  <arg name="device" default="/dev/pts/22"/>
+  <arg name="simulate" default="False"/>
+ 
   <node name="darwin"
         pkg="darwin_driver"
         type="darwin_driver"
         output="screen">
-    <param name="darwin_serial" value="A603LOBS"/>
+    <param name="darwin_serial" value="$(arg device)"/>
     <param name="darwin_baudrate" value="1000000"/>
     <param name="darwin_id" value="2"/>
+    <param name="simulate" value="$(arg simulate)"/>
   </node>
 </launch>
 
diff --git a/darwin_driver/src/darwin_driver.cpp b/darwin_driver/src/darwin_driver.cpp
index c23b0f72923bc7db2730177a2f299c9efa716ebe..f5437902fdba6b9dda3414c2a8e426723ac58821 100644
--- a/darwin_driver/src/darwin_driver.cpp
+++ b/darwin_driver/src/darwin_driver.cpp
@@ -16,7 +16,11 @@ bool DarwinDriver::openDriver(void)
       delete this->darwin;
       this->darwin=NULL;
     }
-    this->darwin=new CDarwinRobot("Darwin",this->config_.darwin_serial,this->config_.darwin_baudrate,this->config_.darwin_id);
+    if(this->config_.simulate)
+      std::cout << "using simulation mode" << std::endl;
+    else
+      std::cout << "using real mode" << std::endl;
+    this->darwin=new CDarwinRobot("Darwin",this->config_.darwin_serial,this->config_.darwin_baudrate,this->config_.darwin_id,this->config_.simulate);
     // get the current walk parameters
     this->walk_params.x_offset=this->darwin->walk_get_x_offset();
     this->walk_params.y_offset=this->darwin->walk_get_y_offset();
diff --git a/darwin_nav/launch/darwin_global_loc_sim.launch b/darwin_nav/launch/darwin_global_loc_sim.launch
index c8581e15dab444f7ffea7304a5637a40da647730..fc3a97d82ae5cc20bf916a0a59109e5b2dcffa1b 100644
--- a/darwin_nav/launch/darwin_global_loc_sim.launch
+++ b/darwin_nav/launch/darwin_global_loc_sim.launch
@@ -7,7 +7,7 @@
           output="screen">
       <param name="qr_x" value="0.14"/>
       <param name="qr_y" value="0.14"/>
-      <param name="camera_frame" value="/darwin/darwin_cam_link"/>
+      <param name="camera_frame" value="/darwin/darwin_cam_optical_link"/>
       <remap from="~/camera/image_raw" to="/darwin/camera/image_raw"/>
       <remap from="~/camera/camera_info" to="/darwin/camera/camera_info"/>
     </node>
@@ -16,11 +16,11 @@
           name="qr_global_loc"
           type="qr_global_loc"
           output="screen">
-      <param name="qr_map_param" value="/charge_env/robot_description"/>
+      <param name="qr_map_param" value="/obstacles_env_empty/robot_description"/>
       <param name="tf_prefix" value="/darwin"/>
       <param name="publish_tf" value="True"/>
       <param name="publish_rate" value="20"/>
-      <remap from="~/qr_pose" to="/darwin/qr_detector/qr_pose"/>
+      <remap from="~/qr_pose" to="/darwin/qr_pose"/>
     </node>
   </group>
 
diff --git a/darwin_nav/launch/global_loc_sim.launch b/darwin_nav/launch/global_loc_sim.launch
index 111f7912a257890172d606c1e134fa0601063d9e..5736ec4d6945be42d1dc39a2b4601a7ec2688a0b 100644
--- a/darwin_nav/launch/global_loc_sim.launch
+++ b/darwin_nav/launch/global_loc_sim.launch
@@ -1,14 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <launch>
 
-  <arg name="robot" default="darwin" />
+  <arg name="robot" default="darwin_cpp" />
   <arg name="environment" default="obstacles_env_empty" />
 
   <include file="$(find darwin_description)/launch/darwin_sim.launch">
     <arg name="robot" value="$(arg robot)" />
   </include>
 
-  <include file="$(find bioloid_description)/launch/obstacles_env.launch">
+  <include file="$(find darwin_description)/launch/environment.launch">
     <arg name="environment" value="$(arg environment)" />
   </include>
 
@@ -21,7 +21,7 @@
   </node>
 
   <!-- launch the walk client node -->
-  <node name="walk_client"
+<!--  <node name="walk_client"
         pkg="walk_client"
         type="walk_client"
         output="screen"
@@ -49,7 +49,7 @@
              to="/darwin/robot/set_walk_params"/>
     <remap from="/darwin/walk_client/set_servo_modules"
              to="/darwin/robot/set_servo_modules"/>
-  </node>
+  </node>-->
 
   <!-- launch dynamic reconfigure -->
   <node name="rqt_reconfigure" pkg="rqt_reconfigure" type="rqt_reconfigure" respawn="false"