Hello_World_U8G2_SPI

/*
 * Program ID: Hello_World_U8G2_SPI_Demo
 * Program by: Thesis Help
 *             www.facebook.com/helpyouonurthesis
 *
 *             Coode excerpt from U8g2
 *             Copyright (c) 2012, olikraus@gmail.com
 *             All rights reserved.
 *             https://github.com/olikraus/u8g2
 *
 *             LCD is a ST7920 128 x 64 Graphical. This piece of code
 *             demonstrate using the LCD using the SPI bus. This means using only 3 pins in your
 *             microcontroller.
 *
 */


// Load the library,
#include "U8g2lib.h"


// setup u8g object, devices with all constructor calls is here:
// https://github.com/olikraus/u8glib/wiki/device
U8G2_ST7920_128X64_F_SW_SPI u8g2(U8G2_R0, 13, 11, 10, 8);


void setup(void) {
  u8g2.begin();
}

void loop(void) {
  static int number = 0;
  char theNumber[8];
  itoa(number, theNumber, 10);

  // picture loop
  u8g2.firstPage();
  do {
    u8g2.drawFrame(102,10,20,25);
    u8g2.setFont(u8g2_font_ncenB18_tf);
    u8g2.drawStr(5, 20, "Hello");
    u8g2.drawStr(5, 43, "World!");
    u8g2.drawStr(105, 32, theNumber);
    u8g2.setFont(u8g2_font_6x10_tf);
    u8g2.drawStr(5,52, "www.facebook.com/");
    u8g2.drawStr(5,62, "helpyouonurthesis");
  } while( u8g2.nextPage() );

  number++;

  if (number > 9){
    number = 0;
  }

  // Some delay before redrawing.
  delay(500);
}