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May 17, 2017 13:30
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Ruby script to turn Raspberry Pi 7" LCD on or off
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| #!/usr/bin/ruby | |
| # Example usage: ./rpi-lcd.sh --power=on | |
| args = Hash[ ARGV.join(' ').scan(/--?([^=\s]+)(?:=(\S+))?/) ] | |
| power = args["power"] | |
| if power == "on" | |
| %x(sudo bash -c "echo 0 > /sys/class/backlight/rpi_backlight/bl_power") | |
| elsif power == "off" | |
| %x(sudo bash -c "echo 1 > /sys/class/backlight/rpi_backlight/bl_power") | |
| end |
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