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aharshac/FW RPi Screen Rotation.md

Last active July 17, 2018 11:28
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Commands for screen rotation
Raw
FW RPi Screen Rotation.md

Normal Screen

  1. sudo sed -i -r 's/dtoverlay\s*=\s*waveshare35a(\s*:\s*rotate\s*=\s*([0-9]{1,3})){0,1}/dtoverlay=waveshare35a/g' /boot/config.txt
  2. sudo sed -i -r 's/Option\s+\"TransformationMatrix\"\s+\"(.+)\"/Option \"TransformationMatrix\" \"0 -1 1 1 0 0 0 0 1\"/g' /etc/X11/xorg.conf.d/99-calibration.conf
  3. sudo reboot now

 

Rotated Screen

  1. sudo sed -i -r 's/dtoverlay\s*=\s*waveshare35a(\s*:\s*rotate\s*=\s*([0-9]{1,3})){0,1}/dtoverlay=waveshare35a:rotate=270/g' /boot/config.txt
  2. sudo sed -i -r 's/Option\s+\"TransformationMatrix\"\s+\"(.+)\"/Option \"TransformationMatrix\" \"0 1 0 -1 0 1 0 0 1\"/g' /etc/X11/xorg.conf.d/99-calibration.conf
  3. sudo reboot now
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