OLED.ino

#define PIN_RESET 255  //
#define DC_JUMPER 0  // I2C Addres: 0 - 0x3C, 1 - 0x3D

#include <Wire.h>  // Include Wire if you're using I2C
#include <SFE_MicroOLED.h>  // Include the SFE_MicroOLED library
#include <math.h>

MicroOLED oled(PIN_RESET, DC_JUMPER);  // I2C Example

// Global variables to help draw the clock face:
const int MIDDLE_X = oled.getLCDWidth() / 2;
const int MIDDLE_Y = oled.getLCDHeight() / 2;

short now = 0;

void draw() {
  if (now > 10) now = -10;
  oled.line(MIDDLE_X+now, MIDDLE_Y, MIDDLE_X+now+5, MIDDLE_Y+5);
  oled.line(MIDDLE_X-now, MIDDLE_Y, MIDDLE_X-now-5, MIDDLE_Y+5);
}

void setup() 
  oled.begin();     // Initialize the OLED
}

void loop() {
  ++now;
  oled.clear(PAGE);
  draw();
  oled.display();
}