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teleoperation

Teleoperation​

The TurtleBot3 can be teleoperated by remote control. Make sure that the necessary ROS packages are supported for your SBC and ROS version.

WARNING: Make sure to run Bringup on the TurtleBot3 SBC before teleoperation. Additionally, be careful when testing the robot on the table as the robot may drive over the edge.

Keyboard​

  1. Open a terminal on the Remote PC.
  2. Run the teleoperation node. Replace the ${TB3_MODEL} with burger or waffle or waffle_pi, if the TURTLEBOT3_MODEL parameter is not predefined.

[Remote PC]

$ export TURTLEBOT3_MODEL=${TB3_MODEL}
$ ros2 run turtlebot3_teleop teleop_keyboard
  1. If the node is successfully launched, the following instructions will appear on the terminal window.

[Remote PC]

Control Your Turtlebot3
Moving around
w
a s d
x
w/x : increase/decrease linear velocity (Burger : ~ 0.22, Waffle and Waffle Pi : ~ 0.26)
a/d : increase/decrease angular velocity (Burger : ~ 2.84, Waffle and Waffle Pi : ~ 1.82)
space key, s : force stop
CTRL-C to quit

RC-100​

The settings for the ROBOTIS RC-100B are included in the OpenCR firmware for TurtleBot3. It can be used with the BT-410 Bluetooth module. TurtleBot3 Waffle Pi includes this controller and Bluetooth modules. When using the RC-100B, it is not necessary to execute a specific node because turtlebot_core node creates a /cmd_vel topic in the firmware directly connected to OpenCR.

  1. Connect BT-410 to any of the OpenCR UART ports.

  2. Control the TurtleBot3 with RC-100.

  • Up / Down : Increase or decrease linear velocity
  • Left / Right : Increase or decrease angular velocity

PS3 Joystick​

  1. Connect the PS3 Joystick to the Remote PC via Bluetooth or a USB cable.

  2. Install the ds4drv package using pip.

[Remote PC]

$ sudo pip install ds4drv
  1. Launch the joystick node.

[Remote PC]

$ sudo ds4drv
$ ros2 run joy joy_node
  1. Open a new terminal and launch the teleoperation node.

[Remote PC]

$ ros2 run teleop_twist_joy teleop_node

XBOX 360 Joystick​

  1. Connect the XBOX 360 Joystick to the remote PC with the Wireless Adapter or USB cable.

  2. Open a terminal on the Remote PC.

  3. Launch the joystick node.

[Remote PC]

$ ros2 run joy joy_node
  1. Open a new terminal and launch the teleoperation node.

[Remote PC]

$ ros2 run teleop_twist_joy teleop_node