Difference between revisions of "Ugeek LCD user manual"
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[[File:Ugeek-lcd-use-guide-6.jpg|642px|Ugeek lcd use guide]] | [[File:Ugeek-lcd-use-guide-6.jpg|642px|Ugeek lcd use guide]] | ||
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+ | ===How to turn on/off backlight === | ||
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+ | To turn the backlight off, run | ||
+ | |||
+ | sudo sh -c 'echo "0" > /sys/class/backlight/soc\:backlight/brightness' | ||
+ | |||
+ | To turn it back on, run | ||
+ | |||
+ | sudo sh -c 'echo "1" > /sys/class/backlight/soc\:backlight/brightness' | ||
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Revision as of 13:12, 31 March 2021
Overview
This is the use guide for ugeek LCD, and this guide is fit to the following products:
#sudo rpi-update #we recommend you use the last raspberry raspbian imager. Download URL: https://www.raspberrypi.org/downloads/raspbian/ git clone https://github.com/geekworm-com/22LCD-script.git cd 22LCD-script chmod +x screen_setup.sh sudo ./screen_setup.sh
How to turn on/off backlight
To turn the backlight off, run
sudo sh -c 'echo "0" > /sys/class/backlight/soc\:backlight/brightness'
To turn it back on, run
sudo sh -c 'echo "1" > /sys/class/backlight/soc\:backlight/brightness'
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