I2cLCD.h

00001 
00002 #ifndef MBED_I2CLCD_H
00003 #define MBED_I2CLCD_H
00004 
00005 #include "mbed.h"
00006 
00007 class I2cLCD : public Stream {
00008 public:
00009 
00010     enum IconType {
00011         Mark       =  0x0001,
00012         Battery_1  =  0x0004,
00013         Battery_2  =  0x0002,
00014         Battery_3  =  0x0010,
00015         Battery_4  =  0x0008,
00016         NoSound    =  0x0020,
00017         Lock       =  0x0040,
00018         ArrowDown  =  0x0080,
00019         ArrowUp    =  0x0100,
00020         Input      =  0x0200,
00021         Alarm      =  0x0400,
00022         Tell       =  0x0800,
00023         Antenna    =  0x1000,
00024     };
00025 
00026     I2cLCD(PinName sda, PinName scl, PinName rp);
00027 #if DOXYGEN_ONLY
00028     int putc(int c);
00029     int printf(const char* format, ...);
00030 #endif
00031     void locate(int column, int row);
00032     void cls();
00033     int rows();
00034     int columns();
00035     void seticon(IconType type);
00036     void clearicon(IconType type);
00037     void puticon(int flg);
00038     
00039 protected:
00040     virtual int _putc(int value);
00041     virtual int _getc();
00042 
00043     int address(int column, int row);
00044     void character(int column, int row, int c);
00045     void writeCommand( int cmd );
00046     void writeData( int data );
00047     
00048     DigitalOut _rs;
00049     I2C    _i2c;
00050     int _column;
00051     int _row;
00052     
00053     char contrast;
00054     int icon;
00055     
00056 };
00057 
00058 #endif