Ubuntu20安装ROS noetic记录

参考地址

官方网址：/noetic/Installation/Ubuntu

安装过程

1.添加ROS软件源

sudo sh -c '. /etc/lsb-release && echo "deb http://mirrors./ros/ubuntu/ $DISTRIB_CODENAME main" > /etc/apt/sources.list.d/ros-latest.list'

2.设置密钥

sudo apt-key adv --keyserver 'hkp://:80' --recv-key C1CF6E31E6BADE8868B172B4F42ED6FBAB17C654

3.安装

sudo apt updatesudo apt install ros-noetic-desktop-full

4.环境设置

#source /opt/ros/noetic/setup.bash //需要每次打开终端后运行echo "source /opt/ros/noetic/setup.bash" >> ~/.bashrcsource ~/.bashrc

5.安装依赖项

sudo apt install python3-rosdep python3-rosinstall python3-rosinstall-generator python3-wstool build-essentialsudo apt install python3-rosdep

5.1初始化rosdep

sudo rosdep initrosdep update

rosdep init可能出现：ERROR: cannot download default sources list from:https : ///ros/rosdistro/master/rosdep/sources.list.d/20-default.listWebsite may be down.解决方法：sudo gedit /etc/hosts在文件最后添加：185.199.109.133 地址可能会变化，可以通过首页输入查看最新的IP地址

6.运行demo

打开终端输入

roscore

打开新终端运行小乌龟

rosrun turtlesim turtlesim_node

再打开新终端运行键盘控制小乌龟移动

rosrun turtlesim turtle_teleop_key

7.参考博客

/qq_44339029/article/details/120579608