The following packages should be installed in addition to ROS for the successful implementation of OpenSHC.
4.1 Install ROS joystick, ROS control, ROS controllers, python catkin tools, python serial, setserial and wireless tools packages by,
sudo apt-get install ros-melodic-joy ros-melodic-ros-control ros-melodic-ros-controllers python-catkin-tools python-serial setserial wireless-tools
4.2 To save having to change permissions on your USB ports after every boot add your user to the dialout group as shown below
sudo usermod -a -G dialout $USER
You will need to reboot for the changes to take effect.