// Modified by Mithat Konar from
// Henry's Bench
// Arduino Nokia 5110 U8Glib Tutorial
// http://henrysbench.capnfatz.com/henrys-bench/arduino-displays/arduino-nokia-5110-with-u8glib-tutorial/

#include "U8glib.h"

/*
 * Notes:
 * With u8g_font_profont11, uses 23% of program storage space and 11% of dynamic memory.
 * With u8g_font_fur30r, uses 38% of program storage space and 11% of dynamic memory.
 */

/* Pin assignments:
 * RST: 8
 * CE/CS/SCE: 10
 * DC/"D/C": 9
 * DIN/DN/MOSI/DATA: 11
 * CLK/SCLK/SCK: 13
 * VCC: 3.3V
 * LIGHT/LED: ground through 330 ohm resistor
 * GND: ground
 */

const unsigned int CLOCK_PIN = 13,
                   DATA_PIN = 11,
                   CS_PIN = 10,
                   DC_PIN = 9,
                   RESET_PIN = 8;

// Declare the display and assign the pins
U8GLIB_PCD8544 u8g(CLOCK_PIN, DATA_PIN, CS_PIN, DC_PIN, RESET_PIN);  // CLK=8, DIN=4, CE=7, DC=5, RST=6

void draw() {
 
  u8g.setFont(u8g_font_profont11);  // select font
  // u8g.setFont(u8g_font_fur30r);
  u8g.drawStr(0, 15, "Nokia 5110");  // write a string at position X, Y
  u8g.drawStr(0, 35, "Hello world!");
}
 
void setup() {
  u8g.setContrast(138);  
}
 
void loop() { 
 u8g.firstPage(); 
  do {
    draw();
  } while( u8g.nextPage() );  
}