Orangepi-r1 Wiki

Getting Started

Hardware Required:

../_images/hardware-requirements-3.jpg

Software Required:

  1. picocom

To install the software run the following command:

sudo apt-get install picocom

Flashing the image

You can flash the image using either:

  1. Commandline
  2. GUI

Using commandline

unzip OrangePi-r1-shunya-console-image-0.1.zip
cd OrangePi-r1-shunya-console-image-0.1

If you are using a built in Memory card reader then use the command below:

sudo dd if=shunya-console-image-orange-pi-r1.img of=/dev/mmcblk0 status=progress

OR

If you are using a USB SD-Card adapter use the command below:

sudo dd if=shunya-console-image-orange-pi-r1.img of=/dev/sdx status=progress

Note

Please replace x in /dev/sdx with your device(eg /dev/sdb)

Using GUI

  • Step 1:Right click on the zip file downloaded and select Extract here
  • Step 2:Once the image is unzipped double click on the unzipped image folder in which you will find the image and release info
  • Step 3:Right click on the image
  • Step 4:Select Open with -> Disk image writer
  • Step 5:Choose Destination as SD Card Reader
  • Step 6:Enter your password

Accessing the system using serial console

Steps:

  • Insert the SD card into the board
  • Connect the USB to TTL device between the board and the computer/laptop
../_images/Orangepi-r1-uart.jpg
  • Start picocom on your laptop/board using the command below:
sudo picocom -b 115200 /dev/ttyUSB0
  • Power on the board with the help of 5V/2A power supply

Note

Congratulations! You are now booting your newly installed Shunya OS directly on Orangepi-r1!

Login details

For user shunya the login details are:

Username: shunya
Password: shunya

Networking

Network Devices available:

  • Ethernet 1
  • Ethernet 2

Using a Camera on Orangepi-r1

Using GStreamer

To record a video in the avi format use the following command

gst-launch-1.0 v4l2src ! avimux ! filesink location=filename.avi -e

To record a video in the mkv format use the following command

gst-launch-1.0 -e v4l2src ! videoconvert ! matroskamux ! filesink location=filename.mkv

Note

Device number might change so be careful.

Using FFMPEG

To install ffmpeg use the following command:

sudo apt install ffmpeg

To check the index of the USB use v4l-utils.You can install it and get the index using the commands below:

sudo apt install v4l-utils
v4l2-ctl --list-devices

To record a video using ffmpeg the following command can be used:

ffmpeg -i /dev/video0 filename.avi

OR

ffmpeg -f v4l2 -video_size 640x480 -i /dev/video0 -c:v libx264 filename.mp4

Sound on Orangepi-r1

Sound recording and playback is tested using a USB Mic and a Speaker connected to USB Sound Adapter.

Note

Device and card numbers might change so be careful.

Sound Recording

To list the recording devices you can use this command:

arecord -l

To record a wav file you can use the following command:

arecord -vv -Dplughw:2,0 -f dat filename.wav

Sound Playback

To list the playback devices use this command:

aplay -l

To playback a wav file from the Speaker connect to USB Sound Adapter use the following command:

aplay -vv --device=hw:2,0 filename.wav

Release info

Shunya O/s Version: 0.1-Beta

Kernel Version: 4.19.20

Bootloader: U-BOOT

Bootloader Version:2018.09-gf88b6fa