quick demo of iso 8859-2 chars on arduino/ssd1306 using adafruit graphics library

dobryden.ino

#include <stdint.h>
#include <gfxfont.h>
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

char msg[32] = { // can't be bothered counting
  0x44, 0x6f, 0x62, 0x72, 0xfd, 0x20, 0x64, 0x65, 0x6e, 0x2c, 0x20, 0x6a, 0x61, 0x6b, 0x20, 0x73, 0x65, 0x20, 0x6d, 0xe1, 0xb9, 0x3f,
  NULL
};

#define OLED_MOSI   9
#define OLED_CLK   10
#define OLED_DC    11
#define OLED_CS    12
#define OLED_RESET 13
Adafruit_SSD1306 display(OLED_MOSI, OLED_CLK, OLED_DC, OLED_RESET, OLED_CS);

void setup() {
  Serial.begin(9600);
  display.begin(SSD1306_SWITCHCAPVCC);
}

void loop() {
  display.clearDisplay();
  
  display.setTextSize(1);
  display.setTextColor(WHITE);
  display.setCursor(1, 1);  

  display.print(msg);
  display.display();
}