oled_driver.c File Reference

#include "general_header.h"
#include "fonts.h"
#include <avr/pgmspace.h>
#include "oled_driver.h"
#include "eeprom.h"
#include <stdlib.h>
#include <string.h>

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Macros
#define	MAX_PAGES   7
#define	MAX_COLUMS   127
#define	MAX_OLED_COL   60

Functions
void	write_c (uint8_t val)
	Write to controll register function. More...
void	write_d (uint8_t data)
	Write to data register function. More...
uint8_t	oled_init (void)
	Initialize Oled. More...
void	set_cursor (int line, int col)
	Set cursor on oled screen. To be used with dual-buffer setup. More...
int	oled_print_small_b (char ch, FILE *file)
	Print small letters to SRAM buffer. More...
int	oled_print_medium_b (char ch, FILE *file)
	Print medium letters to SRAM buffer. More...
int	oled_print_large_b (char ch, FILE *file)
	Print large letters to SRAM buffer. More...
int	oled_print_char_small_buffer (char chr, int line, int col_start)
int	oled_print_char_medium_buffer (char chr, int line, int col_start)
int	oled_print_char_large_buffer (char chr, int line, int col_start)
int	oled_update_buffer (void)
void	oled_page_select (int page)
void	oled_col_start_end (int start, int end)
void	oled_clear_line (int line)
void	oled_reset_screen (void)
void	oled_fill_screen (void)
void	oled_adjust_brightness (uint8_t level)
int	oled_set_last_brightness (void)

Variables
volatile char *	oled_control = (char *) 0x1000
volatile char *	sram_data = (char *) 0x1800
volatile char *	oled_data = (char *) 0x1200
const char *	buffer_range_error = "(!) ERROR: SRAM buffer out of range \r"
uint8_t	LINE_POS = 0
uint8_t	COL_POS = 0

Detailed Description

Oled driver file.

Macro Definition Documentation

MAX_COLUMS

#define MAX_COLUMS   127

MAX_OLED_COL

#define MAX_OLED_COL   60

MAX_PAGES

#define MAX_PAGES   7

Function Documentation

oled_adjust_brightness()

void oled_adjust_brightness

(

uint8_t

level

)

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oled_clear_line()

void oled_clear_line

(

int

line

)

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oled_col_start_end()

void oled_col_start_end	(	int	start,
		int	end
	)

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oled_fill_screen()

void oled_fill_screen

(

void

)

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oled_init()

uint8_t oled_init

(

void

)

Initialize Oled.

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oled_page_select()

void oled_page_select

(

int

page

)

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oled_print_char_large_buffer()

int oled_print_char_large_buffer	(	char	chr,
		int	line,
		int	col_start
	)

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oled_print_char_medium_buffer()

int oled_print_char_medium_buffer	(	char	chr,
		int	line,
		int	col_start
	)

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oled_print_char_small_buffer()

int oled_print_char_small_buffer	(	char	chr,
		int	line,
		int	col_start
	)

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oled_print_large_b()

int oled_print_large_b	(	char	ch,
		FILE *	file
	)

Print large letters to SRAM buffer.

Parameters

ch	Character
file	File format spesific for FDEV_SETUP_STREAM

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oled_print_medium_b()

int oled_print_medium_b	(	char	ch,
		FILE *	file
	)

Print medium letters to SRAM buffer.

Parameters

ch	Character
file	File format spesific for FDEV_SETUP_STREAM

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oled_print_small_b()

int oled_print_small_b	(	char	ch,
		FILE *	file
	)

Print small letters to SRAM buffer.

Parameters

ch	Character
file	File format spesific for FDEV_SETUP_STREAM

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oled_reset_screen()

void oled_reset_screen

(

void

)

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oled_set_last_brightness()

int oled_set_last_brightness

(

void

)

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oled_update_buffer()

int oled_update_buffer

(

void

)

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set_cursor()

void set_cursor	(	int	line,
		int	col
	)

Set cursor on oled screen. To be used with dual-buffer setup.

Parameters

line	Line (from 0 to MAX_PAGES on screen).
col	Column (from 0 to MAX_COLUMS )

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write_c()

void write_c

(

uint8_t

val

)

Write to controll register function.

Parameters

val

Value

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write_d()

void write_d

(

uint8_t

data

)

Write to data register function.

Parameters

data

Data

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Variable Documentation

buffer_range_error

const char* buffer_range_error = "(!) ERROR: SRAM buffer out of range \r"

COL_POS

uint8_t COL_POS = 0

LINE_POS

uint8_t LINE_POS = 0

oled_control

volatile char* oled_control = (char *) 0x1000

oled_data

volatile char* oled_data = (char *) 0x1200

sram_data

volatile char* sram_data = (char *) 0x1800