Jetson Nano Setup

tags: 黃仲璿 2021/07/14

Write Image onto MicroSD Card

1. Format SD card

2. Download Jetson Nano 2GB Developer Kit SD Card Image
   Note: DO NOT DECOMPRESS ZIP FILE

3. Download and open Etcher app

   1. Select the image zip file and SD card
   2. Remove SD card
      Note: DO NOT FORMAT THE SD CARD
      1. Cancel all error messages from windows
      2. Remove the disk from pc

Setup and first boot

1. Setting ip address

   1. Connect pc to jetson nano with usb cable
   2. In windows cmd, type:
      $ ping 192.168.55.1 # get reply
$ ssh huang@192.168.55.1

   If get errror:
   Go to C:\Users\Nico Huang\.ssh
   Open file known_hosts
   Clear all text

2. Open shell
   $ ifconfig
   Note: for windows cmd, it is $ ipconfig

3. Find inet location
   192.168.1.41

Setup Headless Mode

1. At windows cmd
   $ ssh huang@192.168.1.41

2. Install nano editor (at jetson nano)
   $ sudo apt update
$ sudo apt install nano

   $ nano abc.txt
   This will open abc.txt

Jetson Nano Remote Desktop Setup

https://blog.cavedu.com/2019/12/19/jetson-nano-remote-desktop-windows-mac-osx/

1. Install vino (a virtual network computing server)

   ​​​​$ sudo apt update
   ​​​​$ sudo apt install vino
   
   ​​​​$ gsettings set org.gnome.Vino prompt-enabled false
   ​​​​$ gsettings set org.gnome.Vino require-encryption false
   

2. Add network card into vino service
   $ nmcli connection show

   $ dconf write /org/gnome/settings-daemon/plugins/sharing/vino-server/enabled-connections "['4f8d42e4-2329-33db-bfb3-895a1a71281d']" export DISPLAY=:0

   $ cd ~/.config
$ mkdir autostart This will make a new directory named autostart.

   ​​​​$ cd autostart
   ​​​​$ sudo nano ~/.config/autostart/vino-server.desktop
   

   Add the folowing lines:

   ​​​​[Desktop Entry]
   ​​​​Type=Application
   ​​​​Exec=/usr/lib/vino/vino-server
   ​​​​Name=Vino VNC Sharing
   ​​​​X-GNOME-Autostart-enabled=true
   ​​​​NoDisplay=false
   

   Save file and return to shell
   $ sudo nano /etc/X11/xorg.conf
   Add following lines

   ​​​​Section "Screen"
   ​​​​    Identifier  "Default Screen"
   ​​​​    Monitor     "Configured Monitor"
   ​​​​    Device      "Default Device"
   ​​​​    SubSection  "Display"
   ​​​​        Depth 24
   ​​​​        Virtual 1920 1080
   ​​​​    EndSubSection
   ​​​​EndSection
   

3. Install tightvncserver and xrdp

   ​​​​$ sudo apt update
   ​​​​$ sudo apt-get install tightvncserver xrdp
   ​​​​$ sudo reboot
   

4. Install xfce4 (a desktop environment)

   ​​​​$ sudo apt-get install xfce4
   ​​​​$ echo xfce4-session >~/.xsession
   ​​​​$ sudo service xrdp restart
   

5. Windows 10 remote desktop connection
   Open 'Remote Desktop Connection' app

   IP: 192.168.1.42
   Use Xorg for log in session

Install Samba Server

https://www.waveshare.net/study/article-1047-1.html
https://ubuntu.com/tutorials/install-and-configure-samba#4-setting-up-user-accounts-and-connecting-to-shar

$ sudo apt-get update 
$ sudo apt-get install samba -y

$ cd
$ sudo nano /etc/samba/smb.conf

Add folowing lines

[Samba-Nano2GB]
comment = Samba on JetsonNano
path = /home/huang
read only = no
browsable = yes

Save file and return to shell

$ sudo service smbd restart
$ sudo smbpasswd -a huang

Building the Project From Source

$ sudo apt-get update
$ sudo apt-get install git cmake libpython3-dev python3-numpy
$ git clone --recursive https://github.com/dusty-nv/jetson-inference
$ cd jetson-inference
$ mkdir build
$ cd build
$ cmake ../
$ make -j$(nproc)
$ sudo make install
$ sudo ldconfig

JTOP

https://github.com/rbonghi/jetson_stats

$ sudo apt-get -y install python3-pip
$ sudo -H pip3 install -U jetson-stats
$ sudo reboot

Type $ jtop in shell to open up JTOP. This will show the status of CPU, memory, GPU, etc of the Jetson Nano.

Use your keyboard to navigate between different pages for different information:
1 overall information
2 GPU
3 CPU
4 memory
5 control
6 information about the Jetson Nano
Q quit JTOP and return to shell

Jetson.GPIO - Linux for Tegra

https://github.com/NVIDIA/jetson-gpio
https://www.rs-online.com/designspark/jetson-nano-40-pin-gpio-cn

$ sudo apt-get install git-all
$ git clone https://github.com/NVIDIA/jetson-gpio.git

$ cd jetson-gpio
$ sudo python3 setup.py install
$ sudo apt-get install -y libi2c-dev i2c-tools
$ sudo i2cdetect -y -r 1

Install Adafruit Library

$ sudo apt-get install -y python-smbus
$ sudo pip3 install adafruit-blinka
$ sudo pip3 install adafruit-circuitpython-mlx90640