lglcd.h

00001 #ifndef __LGLCD_H
00002 #define __LGLCD_H
00003 
00004 #define CMD          0
00005 #define TXT          1
00006 #define CLEAR        1
00007 #define HOME         2
00008 #define READ         1
00009 #define WRITE    0
00010 #define LEFT         0
00011 #define RIGHT    1
00012 
00013 #define LINE1    0x80        // Start address of first line
00014 #define LINE2    0xC0        // Start address of second line
00015 
00016 #define LCD_CLR             (writedata(CLEAR,CMD))
00017 #define LCD_HOME            (writedata(HOME,CMD))
00018 #define LCD_BUSYBIT 0x8000  //correct value for the lcd BUSYBIT
00019 
00020 
00021 class lglcd
00022 {
00023 public:
00024 lglcd(PinName rs, PinName e, PinName d4, PinName d5,PinName d6, PinName d7);
00025 void clear(void);
00026 void writedata(unsigned char info, unsigned char type);
00027 void lglcd::setline(int row,int column);
00028 void write(char charq[]);
00029 int l;
00030 protected:
00031 BusOut _lcdinfo;
00032 DigitalOut _lcdrs;
00033 DigitalOut _lcde;
00034 int cline;
00035 int cpos;
00036 };
00037 #endif