fix explaination example. Fixes #307

crazyflie_examples/launch/keyboard_velmux_launch.py

@@ -31,6 +31,6 @@ def generate_launch_description():
  output='screen',
  parameters=[{"hover_height": 0.3},
  {"incoming_twist_topic": "/cmd_vel"},
- {"robot_prefix": "/cf1"}]
+ {"robot_prefix": "/cf231"}]
  ),
  ])

docs2/tutorials.rst

@@ -17,15 +17,17 @@ Teleoperation keyboard
 We have an example of the telop_twist_keyboard package working together with the crazyflie
 
 First, make sure that the crazyflies.yaml has the right URI and if you are using the `Flow deck <https://www.bitcraze.io/products/flow-deck-v2/>`_ or `any other position system available <https://www.bitcraze.io/documentation/system/positioning//>`_ to the crazyflie. 
-set the controller to 1 (PID)
+set the controller to 1 (PID). 
 
 And if you have not already, install the teleop package for the keyboard. (replace DISTRO with humble or galactic):
 
 .. code-block:: bash
 
  sudo apt-get install ros-DISTRO-teleop-twist-keyboard
 
-Then, run the following launch file to start up the crazyflie server (CFlib):
+Then, first checkout keyboard_velmux_launch.py and make sure that the 'robot_prefix' of vel_mux matches your crazyflie ID in crazyfies.yaml ('cf231').
+
+Then run the following launch file to start up the crazyflie server (CFlib):
 
 .. code-block:: bash