How to use rplidar

About RPLIDAR

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RPLIDAR is a low cost 2D LIDAR solution developed by RoboPeak Team, SlamTec company. It can scan 360° environment within 6meter radius. The output of RPLIDAR is very suitable to build map, do slam, or build 3D model.

You can know more information aboud rplidar from SlamTec HomePage(http://www.slamtec.com/en).

• RPLIDAR A2
• RPLIDAR

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How to build rplidar ros package

• 1. Clone this project to your catkin's workspace src folder

• 2. Running catkin_make to build rplidarNode and rplidarNodeClient

How to run rplidar ros package

There're two ways to run rplidar ros package

I. Run rplidar node and view in the rviz

roslaunch rplidar_ros view_rplidar.launch

You should see rplidar's scan result in the rviz.

II. Run rplidar node and view using test application

roslaunch rplidar_ros rplidar.launch

rosrun rplidar_ros rplidarNodeClient

You should see rplidar's scan result in the console

How to remap the USB serial port name

Maybe you should change the usb device port mode with the authority of read and write, more than make the port remap to an fixed name. install USB port remap: ./scripts/create_udev_rules.sh

chaeck the remap use command: ls -l /dev | grep ttyUSB

Once you have change the USB port remap, you can change the launch file about the serial_port value.
<param name="serial_port" type="string" value="/dev/rplidar"/>

RPLidar frame

RPLidar frame must be broadcasted according to picture shown in rplidar-frame.png

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How to install rplidar A2 to your robot

rplidar rotate with clockwise direction . The first range come from the front ( the tail with the line).

you can install rplidar A2 in your robot like this.