Jetson nano Tutorial

Tutorial Based on Jetson Nano

Install Library

Install the function library

• Open the end interface, and input the following commands to install the library.

command1: sudo apt-get update
command2: sudo apt-get install python3-pip
command3: sudo pip3 install Jetson.GPIO
command4: sudo groupadd -f -r gpio
command5: sudo usermod -a -G gpio your_user_name
command6: sudo cp /opt/nvidia/jetson-gpio/etc/99-gpio.rules /etc/udev/rules.d/
command7: sudo udevadm control --reload-rules && sudo udevadm trigger

Note: your_user_name is your user name, like Tom.

• Install I2C

command1: sudo apt-get install python-smbus

• Install Image Processing Library

command1: sudo apt-get install python3-pil
command2: sudo apt-get install python3-numpy

Download Program

command1: sudo apt-get install p7zip
command2: wget http://www.waveshare.net/w/upload/9/96/Pan-Tilt_HAT_code.7z
command3: 7zr x Pan-Tilt_HAT_code.7z -r -o./Pan-Tilt_HAT_code
command4: sudo chmod 777 -R Pan-Tilt_HAT_code
command5: cd Pan-Tilt\ HAT_Code/Pan-Tilt\ HAT/

Also you can download from the Github:

command1: sudo git clone https://github.com/waveshare/Pan-Tilt-HAT
command2: cd Pan-Tilt-HAT/JetsonNano/

Basic Demo

Execute this if using ambient light
command1: cd 1_Light_Sensor/
Execute this if using pan servo
command2: cd 2_Servo_Driver/

• Python Program

• python2
  command1: cd python2
  command2: sudo python main.py

• python3
  command1: cd python3
  command2: sudo python3 main.py

• Test the Camera

command: DISPLAY=:0.0 gst-launch-1.0 nvarguscamerasrc ! \'video/x-raw(memory:NVMM), width=1920, height=1080, format=(string)NV12, framerate=(fraction)30/1\' ! nvoverlaysink -e

If everything works fine, the data captured by the camera will be displayed on the screen. Press Ctrl+C to stop.

Control the pan module.

Run at the end:

command1: cd 3_Pan-Tilt+CAM
command2: sudo python main.py

Data capatured by the camera is displayed on the screen in real-time.