/*
 *	LCD interface header file
 *	See lcd.c for more info
 */

static bit LED		@ ((unsigned)&PORTB*8+0);	// LED
static bit LCD_RW	@ ((unsigned)&PORTB*8+1);	// R/W(1/0)
static bit LCD_RS	@ ((unsigned)&PORTB*8+2);	// Register select
static bit LCD_EN	@ ((unsigned)&PORTB*8+3);	// Enable

/* write a byte to the LCD in 4 bit mode */

extern void lcd_write(unsigned char);
extern void lcd_writex(unsigned char);

/* Clear and home the LCD */

extern void lcd_clear(void);

/* write a string of characters to the LCD */

extern void lcd_putch(char);
extern void lcd_puts(const char *s);

/* Go to the specified position */

extern void lcd_curs(unsigned char pos);
extern void lcd_prints(unsigned char pos, const char *s);
	
/* intialize the LCD - call before anything else */

extern void lcd_init(void);
extern void blink_led(unsigned char n);

extern char hexch(unsigned char n);
extern void lcd_puthex2(unsigned char n);