38 lines
1.2 KiB
Bash
38 lines
1.2 KiB
Bash
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#!/bin/sh -e
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#
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# blink.sh:
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# Standard "blink" program in wiringPi. Blinks an LED connected
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# to the first GPIO pin.
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#
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# Copyright (c) 2012-2013 Gordon Henderson. <projects@drogon.net>
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#######################################################################
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# This file is part of wiringPi:
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# https://projects.drogon.net/raspberry-pi/wiringpi/
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#
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# wiringPi is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# wiringPi is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with wiringPi. If not, see <http://www.gnu.org/licenses/>.
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#######################################################################
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# LED Pin - wiringPi pin 0 is BCM_GPIO 17.
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PIN=0
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gpio mode $PIN out
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while true; do
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gpio write $PIN 1
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sleep 0.5
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gpio write $PIN 0
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sleep 0.5
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done
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