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/*
* Deuligne.h
*
* copyleft 2011 snootlab
* free software, have fun !
*
*/
#ifndef SNOOTLCDI2C_h
#define SNOOTLCDI2C_h
#include <inttypes.h>
#include <Print.h>
// commands
#define LCD_CLEARDISPLAY 0x01
#define LCD_RETURNHOME 0x02
#define LCD_ENTRYMODESET 0x04
#define LCD_DISPLAYCONTROL 0x08
#define LCD_CURSORSHIFT 0x10
#define LCD_FUNCTIONSET 0x20
#define LCD_SETCGRAMADDR 0x40
#define LCD_SETDDRAMADDR 0x80
// flags for display entry mode
#define LCD_ENTRYRIGHT 0x00
#define LCD_ENTRYLEFT 0x02
#define LCD_ENTRYSHIFTINCREMENT 0x01
#define LCD_ENTRYSHIFTDECREMENT 0x00
// flags for display on/off control
#define LCD_DISPLAYON 0x04
#define LCD_DISPLAYOFF 0x00
#define LCD_CURSORON 0x02
#define LCD_CURSOROFF 0x00
#define LCD_BLINKON 0x01
#define LCD_BLINKOFF 0x00
// flags for display/cursor shift
#define LCD_DISPLAYMOVE 0x08
#define LCD_CURSORMOVE 0x00
#define LCD_MOVERIGHT 0x04
#define LCD_MOVELEFT 0x00
// flags for function set
#define LCD_8BITMODE 0x10
#define LCD_4BITMODE 0x00
#define LCD_2LINE 0x08
#define LCD_1LINE 0x00
#define LCD_5x11DOTS 0x04
#define LCD_5x8DOTS 0x00
// overclcking I2C
#define CPU_FREQ 16000000L // (...) - a discuter, car fonction vitesse clock cpu
#define TWI_FREQ_MCP23008 400000L
// IMPORTANT! Wire. must have a begin() before calling init()
class Deuligne : public Print {
public:
Deuligne(uint8_t devI2CAddress=0xA7, uint8_t num_lines=2, uint8_t lcdwidth=16, uint8_t bufferwidth= 40);
void commandWrite(int command);
void init();
void clear();
void begin(uint8_t cols, uint8_t rows, uint8_t charsize = LCD_5x8DOTS);
virtual void write(uint8_t);
// virtual void print(uint8_t);
// virtual void printIn(uint8_t*);
void backLight( bool turnOn );
//non-core---------------
//void cursorTo(int line_num, int x);
void setCursor(uint8_t col, uint8_t row);
//{cursorTo(n,x);}
//void leftScroll(int chars, int delay_time);
//end of non-core--------
//4bit only, therefore ideally private but may be needed by user
//void commandWriteNibble(int nibble);
// virtual void print(int value){print((uint8_t)value);}
// virtual void printIn(char value[]){print((uint8_t*)value);}
/**
* from LiquidCrystal (official arduino) Library
***/
void createChar(uint8_t, uint8_t[]);
void command(uint8_t);
void home();
void noDisplay();
void display();
void noBlink();
void blink();
void noCursor();
void cursor();
void scrollDisplayLeft();
void scrollDisplayRight();
void leftToRight();
void rightToLeft();
void autoscroll();
void noAutoscroll();
int8_t get_key();
private:
//void pulseEnablePin();
//void pushNibble(int nibble);
//void pushByte(int value);
uint8_t myNumLines;
uint8_t myWidth;
uint8_t myAddress;
uint8_t myBufferwidth;
// int adc_key_val[5];
uint8_t _displaycontrol;
uint8_t _displaymode;
};
#endif