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ddr4s / fw / wiringPi / examples / PiGlow / piGlow0.c @ 32:cadb9025f1e0

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/*
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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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}