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| /**************************************************************************//** |
| * \brief MAX7219 library for Arduino - Demo program |
| * \author Copyright (C) 2011 Julien Le Sech - www.idreammicro.com |
| * \version 1.0 |
| * \date 20110801 |
| * |
| * This file is part of the MAX7219 library for Arduino. |
| * |
| * This library is free software: you can redistribute it and/or modify it under |
| * the terms of the GNU Lesser General Public License as published by the Free |
| * Software Foundation, either version 3 of the License, or (at your option) any |
| * later version. |
| * |
| * This library is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
| * details. |
| * |
| * You should have received a copy of the GNU Lesser General Public License |
| * along with this program. If not, see http://www.gnu.org/licenses/ |
| ******************************************************************************/ |
| |
| /**************************************************************************//** |
| * \file MAX7219.ino |
| ******************************************************************************/ |
| |
| /****************************************************************************** |
| * Header file inclusions. |
| ******************************************************************************/ |
| |
| #include <SPI.h> |
| |
| #include <MAX7219.h> |
| |
| /****************************************************************************** |
| * Private variable declaration. |
| ******************************************************************************/ |
| |
| static MAX7219 max7219(10); |
| |
| /****************************************************************************** |
| * Public function definitions. |
| ******************************************************************************/ |
| |
| /**************************************************************************//** |
| * \fn void setup() |
| ******************************************************************************/ |
| void setup() |
| { |
| // Initiliaze MAX7219. |
| max7219.initialize(); |
| // Set scan limit. |
| max7219.setScanLimit(MAX7219::ScanLimit_Digit0To7); |
| // Set decode mode. |
| max7219.setDecodeMode(MAX7219::DecodeMode_AllDigits); |
| // Set intensity. |
| max7219.setIntensity(MAX7219::Intensity_Level15); |
| // Set shutdown mode. |
| max7219.setShutdownMode(MAX7219::ShutdownMode_NormalOperation); |
| } |
| |
| /**************************************************************************//** |
| * \fn void loop() |
| ******************************************************************************/ |
| void loop() |
| { |
| // To write digit values, a loop may be more elegant but a bit more |
| // complicated for this example. |
| |
| // Write digit 0 value. |
| max7219.writeDigit(MAX7219::Digit_0, MAX7219::Character_Zero); |
| // Write digit 1 value. |
| max7219.writeDigit(MAX7219::Digit_1, MAX7219::Character_One); |
| // Write digit 2 value. |
| max7219.writeDigit(MAX7219::Digit_2, MAX7219::Character_Two); |
| // Write digit 3 value. |
| max7219.writeDigit(MAX7219::Digit_3, MAX7219::Character_Three); |
| // Write digit 4 value. |
| max7219.writeDigit(MAX7219::Digit_4, MAX7219::Character_Four); |
| // Write digit 5 value. |
| max7219.writeDigit(MAX7219::Digit_5, MAX7219::Character_Five); |
| // Write digit 6 value. |
| max7219.writeDigit(MAX7219::Digit_6, MAX7219::Character_Six); |
| // Write digit 7 value. |
| max7219.writeDigit(MAX7219::Digit_7, MAX7219::Character_Seven); |
| |
| // Wait a little before next loop. |
| delay(1000); |
| } |