File content as of revision 2:f40a5df43d09:

/* mbed freetronicsLCDShield Library, written by Koen J.F. Kempeneers
 * koen.kempeneers@damiaaninstituut.be
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef FREETRONICSLCDSHIELD_H
#define FREETRONICSLCDSHIELD_H

#define LEFT  0
#define RIGHT 1

class freetronicsLCDShield : public Stream {
    private:
        // Functions
        void writeByte (int byte);
        void writeCommand (int command);
        void writeData (int data);
        void character(int line, int col, int value);
        
        // Hardware         
        DigitalOut _rs, _e;
        BusOut _d;
        PwmOut _bl;
        AnalogIn _a0;
        
    public:
        // Constructor
        freetronicsLCDShield (PinName rs /*= PTA13*/, 
                              PinName e  /*= PTD5*/, 
                              PinName d0 /*= PTA4*/, 
                              PinName d1 /*= PTA5*/, 
                              PinName d2 /*= PTC8*/, 
                              PinName d3 /*= PTC9*/,
                              PinName bl /*= PTA12*/,
                              PinName a0 /*= PTB0*/);                               
                              
        void writeCGRAM (char address, const char *ptr, char nbytes);
        void setCursorPosition (int line, int col);
        void setBackLight (bool blStatus);
        void setBackLight (float blIntensity);
        void setCursor (bool cStatus = true, bool blink = false);
        void shiftLeft (void);
        void shiftRight (void);
        void shift (bool direction);
        void cls (void);
        void home(void);
        
        float readButton(void);
             
    protected:
        // Stream implementation functions
        virtual int _putc(int value);
        virtual int _getc();
};

#endif