GameCounter/Source/lib/ssd1306xled/ssd1306xled8x16.c

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/**
* SSD1306xLED - Drivers for SSD1306 controlled dot matrix OLED/PLED 128x64 displays
*
* @created: 2014-08-12
* @author: Neven Boyanov
*
* This is part of the Tinusaur/SSD1306xLED project.
*
* Copyright (c) 2016 Neven Boyanov, Tinusaur Team. All Rights Reserved.
* Distributed as open source software under MIT License, see LICENSE.txt file.
* Please, as a favor, retain the link http://tinusaur.org to The Tinusaur Project.
*
* Source code available at: https://bitbucket.org/tinusaur/ssd1306xled
*
*/
// ============================================================================
#include <stdlib.h>
#include <avr/io.h>
#include <avr/pgmspace.h>
#include "ssd1306xled.h"
#include "ssd1306xled8x16.h"
#include "font8x16.h"
// ----------------------------------------------------------------------------
/*
// NOTE: DOES NOT WORK
void ssd1306_char_font8x16(char ch) {
uint8_t c = ch - 32;
ssd1306_send_data_start();
for (uint8_t i = 0; i < 8; i++)
{
ssd1306_send_byte(pgm_read_byte(&ssd1306xled_font8x16[c * 16 + i]));
ssd1306_send_byte(pgm_read_byte(&ssd1306xled_font8x16[c * 16 + i + 8]));
}
ssd1306_send_data_stop();
}
// NOTE: DOES NOT WORK
void ssd1306_string_font8x16(char *s) {
while (*s) {
ssd1306_char_font8x16(*s++);
}
}
*/
void ssd1306_string_font8x16xy(uint8_t x, uint8_t y, const char s[]) {
uint8_t ch, j = 0;
while (s[j] != '\0') {
ch = s[j] - 32;
if (x > 120) {
x = 0;
y++;
}
ssd1306_setpos(x, y);
ssd1306_send_data_start();
for (uint8_t i = 0; i < 8; i++) {
ssd1306_send_byte(pgm_read_byte(&ssd1306xled_font8x16[ch * 16 + i]));
}
ssd1306_send_data_stop();
ssd1306_setpos(x, y + 1);
ssd1306_send_data_start();
for (uint8_t i = 0; i < 8; i++) {
ssd1306_send_byte(pgm_read_byte(&ssd1306xled_font8x16[ch * 16 + i + 8]));
}
ssd1306_send_data_stop();
x += 8;
j++;
}
}
// ============================================================================