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51 lines
1.5 KiB
51 lines
1.5 KiB
/* |
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* piglow.c: |
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* Very simple demonstration of the PiGlow board. |
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* This uses the SN3218 directly - soon there will be a new PiGlow |
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* devLib device which will handle the PiGlow board on a more easy |
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* to use manner... |
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* |
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* Copyright (c) 2013 Gordon Henderson. |
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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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*/ |
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#include <wiringPi.h> |
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#include <sn3218.h> |
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#define LED_BASE 533 |
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int main (void) |
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{ |
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int i, j ; |
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wiringPiSetupSys () ; |
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sn3218Setup (LED_BASE) ; |
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for (;;) |
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{ |
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for (i = 0 ; i < 256 ; ++i) |
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for (j = 0 ; j < 18 ; ++j) |
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analogWrite (LED_BASE + j, i) ; |
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for (i = 255 ; i >= 0 ; --i) |
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for (j = 0 ; j < 18 ; ++j) |
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analogWrite (LED_BASE + j, i) ; |
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} |
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}
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