Jetson nano（ROS）_jetson 与ros

1.将nano的初始环境装好。

参考官网：

https://developer.nvidia.com/embedded/learn/get-started-jetson-nano-devkit#write

2.下载ROS（仅针对Jetbot）

https://github.com/dusty-nv/jetbot_ros

3.考虑到Jetbot中是Ubantu18.04的系统，所以 安装ROS melodic系统

①切换源

sudo gedit /etc/apt/sources.list 

 ②删除所有内容，复制以下内容到sources.list后保存

deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ bionic main multiverse restricted universe
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ bionic-security main multiverse restricted universe
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ bionic-updates main multiverse restricted universe
deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ bionic-backports main multiverse restricted universe
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ bionic main multiverse restricted universe
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ bionic-security main multiverse restricted universe
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ bionic-updates main multiverse restricted universe
deb-src http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ bionic-backports main multiverse restricted universe

③

sudo apt-get update

④按照官网教程安装

http://wiki.ros.org/melodic/Installation/Ubuntu

其中，1.4 Installation 中，安装完整版：

问题1：遇到无法打开锁文件

前面加上sudo解决

sudo apt-get update

问题2：