Initial Revision

TM1638.h

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+/*
+TM1638.h - Library for TM1638.
+
+Copyright (C) 2011 Ricardo Batista <rjbatista at gmail dot com>
+
+Based on a sketch by: Martin Hubacek (http://www.martinhubacek.cz)
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the version 3 GNU General Public License as
+published by the Free Software Foundation.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef TM1638_h
+#define TM1638_h
+
+#include <WProgram.h>
+
+#define TM1638_COLOR_RED    1
+#define TM1638_COLOR_GREEN  2
+
+class TM1638
+{
+  public:  
+    TM1638(byte dataPin, byte clockPin, byte strobePin);
+
+    /** Set the display to a unsigned hexadecimal number */
+    void setDisplayToHexNumber(unsigned long number, byte dots);
+    /** Set the display to a unsigned decimal number */
+    void setDisplayToDecNumber(unsigned long number, byte dots);
+    /** Set the display to a unsigned binary number */
+    void setDisplayToBinNumber(byte number, byte dots);
+    /** Set a single display at pos (starting at 0) to a digit (left to right) */ 
+    void setDisplayDigit(byte digit, byte pos, boolean dot);
+    /** Set the display to the 8 values (left to right) */
+    void setDisplay(const byte values[]);
+
+    /** Set the LED at pos to color (TM1638_COLOR_RED, TM1638_COLOR_GREEN or both) */
+    void setLED(byte color, byte pos);
+    /** Set the LEDs. MSB byte for the green LEDs, LSB for the red LEDs */
+    void setLEDs(word led);
+
+    /** Returns the pressed buttons as a bit set (left to right). */
+    byte getButtons();
+
+  protected:
+    void sendCommand(byte led);
+    void sendData(byte add, byte data);
+    void send(byte data);
+    byte receive();
+
+  private:
+    byte dataPin;
+    byte clockPin;
+    byte strobePin;
+};
+
+#endif
+