LCD.c File Reference

#include <p24FJ128GB106.h>
#include "i2c.h"
#include "init.h"
#include "definitions.h"
#include "LCD.h"

Go to the source code of this file.

Functions
char *	itoa1 (int i, unsigned char *a, int r)
void	ClearDisplay (void)
void	setCursor (unsigned char position)
void	goto_xy (int x, int y)
void	BlinkOn (void)
void	BlinkOff (void)
void	LCDwrite (char text)
void	DisplayString (unsigned char x, unsigned char y, unsigned char *m, unsigned char clear)
void	LCDIntro (void)
void	LCD_SendCommand (unsigned char command)
void	load_custom_character (unsigned char *rows, unsigned char char_num)

Variables
const unsigned char	vina1 []
const unsigned char	vina2 []
const unsigned char	vina3 []
const unsigned char	di []
const unsigned char	gi []
const unsigned char	t []
const unsigned char	al []

Function Documentation

void BlinkOff

(

void

)

Function: BlinkOff

Preconditions: Cursor is on valid coordenate.

Overview: Turns cursor blinking ON.

Arguments: None.

Returns: None.

Definition at line 246 of file LCD.c.

void BlinkOn

(

void

)

Function: BlinkOn

Preconditions: Cursor is on valid coordenate.

Overview: Turns cursor blinking ON.

Arguments: None.

Returns: None.

Definition at line 226 of file LCD.c.

void ClearDisplay

(

void

)

Function: ClearDisplay

Preconditions: LCD initialized

Overview: Clears the LCD and returns the cursor to (1,0).

Arguments: None.

Returns: None.

Definition at line 167 of file LCD.c.

void DisplayString	(	unsigned char	x,
		unsigned char	y,
		unsigned char *	m,
		unsigned char	clear
	)

Function: DisplayString

Preconditions: LCDinitialized.

Overview: Writes a string on the LCD.

Arguments: Position on X, Position on Y, the string that will be sent, Clear before writing.

Returns: None.

Definition at line 286 of file LCD.c.

void goto_xy	(	int	x,
		int	y
	)

Function: goto_xy

Preconditions: LCD initialized.

Overview: Sends the cursor to the given coordenates.

Arguments: Position on X, Position on Y.

Returns: None.

Definition at line 207 of file LCD.c.

char* itoa1	(	int	i,
		unsigned char *	a,
		int	r
	)

Function: LEDport

Preconditions: None.

Overview: Turns ON/OFF the specified LED output.

Arguments: Physical LED number, Logic State (0-1).

Returns: None.

Definition at line 145 of file LCD.c.

void LCD_SendCommand

(

unsigned char

command

)

Function: LCD_SendCommand

Preconditions: None.

Overview: Sends a command to the LCD.

Arguments: Command.

Returns: None.

Definition at line 372 of file LCD.c.

void LCDIntro

(

void

)

Function: LCDIntro

Preconditions: LCD initialized.

Overview: Displays custom characters and a little animation.

Arguments: None.

Returns: None.

Definition at line 317 of file LCD.c.

void LCDwrite

(

char

text

)

Function: LCDWrite

Preconditions: LCD initialized.

Overview: Sends an ASCII string of data to the LCD.

Arguments: String that will be sent.

Returns: None.

Definition at line 266 of file LCD.c.

void load_custom_character	(	unsigned char *	rows,
		unsigned char	char_num
	)

Function: load_custom_character

Preconditions: LCD initialized.

Overview: Stores a custom character on an available CGRAM address.

Arguments: Pointer to the stored character,CGRAM address in which it will be stored.

Returns: None.

Definition at line 392 of file LCD.c.

void setCursor

(

unsigned char

position

)

Function: setCursor

Preconditions: LCD initialized.

Overview: Places cursor to the given coordenates.

Arguments: Physical LED number, Logic State (0-1).

Returns: None.

Definition at line 187 of file LCD.c.

Variable Documentation

const unsigned char al[]

Initial value:

= { 
    0x09, 
    0x15, 
    0x1D, 
    0x15, 
    0x15, 
    0x00, 
    0x00, 
    0x00,
}

Definition at line 103 of file LCD.c.

const unsigned char di[]

Initial value:

= { 
    0x19, 
    0x15, 
    0x15, 
    0x15, 
    0x19, 
    0x00, 
    0x00, 
    0x00,
}

Definition at line 70 of file LCD.c.

const unsigned char gi[]

Initial value:

= { 
    0x0D, 
    0x11, 
    0x15, 
    0x15, 
    0x19, 
    0x00, 
    0x00, 
    0x00,
}

Definition at line 81 of file LCD.c.

const unsigned char t[]

Initial value:

= {     
    0x1F, 
    0x04, 
    0x04, 
    0x04, 
    0x04, 
    0x00, 
    0x00, 
    0x00,
}

Definition at line 92 of file LCD.c.

const unsigned char vina1[]

Initial value:

= { 
    0x04, 
    0x0C, 
    0x1C, 
    0x14, 
    0x1C, 
    0x0C,
    0x0E,
    0x0F,
}

Definition at line 37 of file LCD.c.

const unsigned char vina2[]

Initial value:

= { 
    0x00, 
    0x00,
    0x00, 
    0x08, 
    0x0C, 
    0x0C, 
    0x14, 
    0x18,
}

Definition at line 48 of file LCD.c.

const unsigned char vina3[]

Initial value:

= { 
    0x1F, 
    0x0F,
    0x1E, 
    0x0F,
    0x1C, 
    0x0E,
    0x18, 
    0x18,
}

Definition at line 59 of file LCD.c.