86 lines
3.9 KiB
C++
86 lines
3.9 KiB
C++
/*
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* Max7219.h - A library for controling Leds with a MAX7219/MAX7221
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* Copyright (c) 2007 Eberhard Fahle
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* This permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _DUINOPLUSMAX7219_H_
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#define _DUINOPLUSMAX7219_H_
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#include <avr/pgmspace.h>
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#if (ARDUINO >= 100)
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#include <Arduino.h>
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#else
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#include <WProgram.h>
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#endif
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/*
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<09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><CFB5><EFBFBD><EFBFBD>ֺ<EFBFBD><D6BA><EFBFBD>ĸ
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*/
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const static byte charTable [] PROGMEM = {
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B01111110,B00110000,B01101101,B01111001,B00110011,B01011011,B01011111,B01110000,
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B01111111,B01111011,B01110111,B00011111,B00001101,B00111101,B01001111,B01000111,
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B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,
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B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,
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B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,
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B00000000,B00000000,B00000000,B00000000,B10000000,B00000001,B10000000,B00000000,
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B01111110,B00110000,B01101101,B01111001,B00110011,B01011011,B01011111,B01110000,
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B01111111,B01111011,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,
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B00000000,B01110111,B00011111,B00001101,B00111101,B01001111,B01000111,B00000000,
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B00110111,B00000000,B00000000,B00000000,B00001110,B00000000,B00000000,B00000000,
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B01100111,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,
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B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00001000,
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B00000000,B01110111,B00011111,B00001101,B00111101,B01001111,B01000111,B00000000,
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B00110111,B00000000,B00000000,B00000000,B00001110,B00000000,B00010101,B00011101,
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B01100111,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,
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B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000,B00000000
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};
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class Max7219 {
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private :
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int SPI_MOSI;
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int SPI_CLK;
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int SPI_CS;
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byte status[64];
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byte spidata[16]; /*<2A><>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>SPI<50><49><EFBFBD><EFBFBD>*/
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void spiTransfer(int addr, byte opcode, byte data); /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD><DDB4><EFBFBD>*/
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public:
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int maxDevices; /*<2A><>༶<EFBFBD><E0BCB6><EFBFBD>豸*/
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Max7219(int csPin, int dataPin, int clkPin, int numDevices=1); /* ȱʡ<C8B1><CAA1><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8>Ϊ1 */
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int getDeviceCount(); /*<2A><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>豸<EFBFBD><E8B1B8> */
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void shutdown(bool status); /*<2A><><EFBFBD><EFBFBD> */
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void setScanLimit(int limit); /* */
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void setIntensity(int intensity); /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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void clearDisplay(void);
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void update(byte *buff); /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD>ѻ<EFBFBD><D1BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD>оƬ*/
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void setDigit(int addr, int digit, byte value, boolean dp); /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>*/
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void setChar(int addr, int digit, char value, boolean dp); /*<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD>ַ<EFBFBD>*/
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};
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#endif /*_MAX7219_H_*/
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