10 lines
248 B
Bash
10 lines
248 B
Bash
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#!/bin/bash
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if [ ! -e /sys/class/gpio/gpio4 ]; then
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echo "File exists."
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echo "4" > /sys/class/gpio/export
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fi
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echo "out" > /sys/class/gpio/gpio4/direction
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echo "0" > /sys/class/gpio/gpio4/value
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sleep 2
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echo "1" > /sys/class/gpio/gpio4/value
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