TX2安装 ROS （tx2 ubantu18.04）

TX2安装 ROS （tx2 ubantu18.04）

修改ubuntu /etc/opt/source.list

中科大源 https://mirrors.ustc.edu.cn/

1. 配置软件源
   

2. TX2 arm64 ports
   

3. ubuntu18.04 bionic
   #默认注释了源码仓库，如有需要可自行取消注释
   deb https://mirrors.ustc.edu.cn/ubuntu-ports/ bionic main restricted universe multiverse
   #deb-src https://mirrors.ustc.edu.cn/ubuntu-ports/ xenial main main restricted universe multiverse
   deb https://mirrors.ustc.edu.cn/ubuntu-ports/ bionic-updates main restricted universe multiverse
   #deb-src https://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-updates main restricted universe multiverse
   deb https://mirrors.ustc.edu.cn/ubuntu-ports/ bionic-backports main restricted universe multiverse
   #deb-src https://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-backports main restricted universe multiverse
   deb https://mirrors.ustc.edu.cn/ubuntu-ports/ bionic-security main restricted universe multiverse
   #deb-src https://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-security main restricted universe multiverse
   #预发布软件源，不建议启用
   #deb https://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-proposed main restricted universe multiverse
   #deb-src https://mirrors.ustc.edu.cn/ubuntu-ports/ xenial-proposed main restricted universe multiverse

4. 更新索引以生效 sudo apt-get update;

5. ROS 源使用帮助
   

6. wiki中操作http://wiki.ros.org/cn/melodic/Installation/Ubuntu

7. 注意
   可能需要使用 sudo apt-get update --fix-missing

8. sudo rosdep init
   
   1、打开Ubuntu终端，输入：
   sudo vim /etc/hosts
   2、在之中添加：
   199.232.68.133 raw.githubusercontent.com
   保存之后再继续执行sudo rosdep init就行了。