diff --git a/examples/test/test.ino b/examples/test/test.ino
index 5e5865b..837345e 100644
--- a/examples/test/test.ino
+++ b/examples/test/test.ino
@@ -1,321 +1,324 @@
-/*************************************************** 
-  This is a example sketch demonstrating the graphics
-  capabilities of the SSD1331 library  for the 0.96" 
-  16-bit Color OLED with SSD1331 driver chip
-
-  Pick one up today in the adafruit shop!
-  ------> http://www.adafruit.com/products/684
-
-  These displays use SPI to communicate, 4 or 5 pins are required to  
-  interface
-  Adafruit invests time and resources providing this open source code, 
-  please support Adafruit and open-source hardware by purchasing 
-  products from Adafruit!
-
-  Written by Limor Fried/Ladyada for Adafruit Industries.  
-  BSD license, all text above must be included in any redistribution
- ****************************************************/
-
-#include <Adafruit_GFX.h>
-#include <Adafruit_SSD1331.h>
-#include <SPI.h>
-
-
-// You can use any (4 or) 5 pins 
-#define sclk 13
-#define mosi 11
-#define cs   10
-#define rst  9
-#define dc   8
-
-
-// Color definitions
-#define	BLACK           0x0000
-#define	BLUE            0x001F
-#define	RED             0xF800
-#define	GREEN           0x07E0
-#define CYAN            0x07FF
-#define MAGENTA         0xF81F
-#define YELLOW          0xFFE0  
-#define WHITE           0xFFFF
-
-// Option 1: use any pins but a little slower
-//Adafruit_SSD1331 display = Adafruit_SSD1331(cs, dc, mosi, sclk, rst);  
-
-// Option 2: must use the hardware SPI pins 
-// (for UNO thats sclk = 13 and sid = 11) and pin 10 must be 
-// an output. This is much faster - also required if you want
-// to use the microSD card (see the image drawing example)
-Adafruit_SSD1331 display = Adafruit_SSD1331(cs, dc, rst);
-
-float p = 3.1415926;
-
-void setup(void) {
-  Serial.begin(9600);
-  Serial.print("hello!");
-  display.begin();
-
-  Serial.println("init");
-  uint16_t time = millis();
-  display.fillScreen(BLACK);
-  time = millis() - time;
-  
-  Serial.println(time, DEC);
-  delay(500);
-   
-  lcdTestPattern();
-  delay(1000);
-  
-  display.fillScreen(BLACK);
-  display.setCursor(0,0);
-  display.print("Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur adipiscing ante sed nibh tincidunt feugiat. Maecenas enim massa");
-  delay(1000);
-
-  // tft print function!
-  tftPrintTest();
-  delay(2000);
-  
-  //a single pixel
-  display.drawPixel(display.width()/2, display.height()/2, GREEN);
-  delay(500);
-  
-  // line draw test
-  testlines(YELLOW);
-  delay(500);    
-  
-  // optimized lines
-  testfastlines(RED, BLUE);
-  delay(500);    
- 
-  testdrawrects(GREEN);
-  delay(1000);
-
-  testfillrects(YELLOW, MAGENTA);
-  delay(1000);
-
-  display.fillScreen(BLACK);
-  testfillcircles(10, BLUE);
-  testdrawcircles(10, WHITE);
-  delay(1000);
-
-  testroundrects();
-  delay(500);
-  
-  testtriangles();
-  delay(500);
-  
-  Serial.println("done");
-  delay(1000);
-}
-
-void loop() {
-}
-
-void testlines(uint16_t color) {
-   display.fillScreen(BLACK);
-   for (int16_t x=0; x < display.width()-1; x+=6) {
-     display.drawLine(0, 0, x, display.height()-1, color);
-   }
-   for (int16_t y=0; y < display.height()-1; y+=6) {
-     display.drawLine(0, 0, display.width()-1, y, color);
-   }
-   
-   display.fillScreen(BLACK);
-   for (int16_t x=0; x < display.width()-1; x+=6) {
-     display.drawLine(display.width()-1, 0, x, display.height()-1, color);
-   }
-   for (int16_t y=0; y < display.height()-1; y+=6) {
-     display.drawLine(display.width()-1, 0, 0, y, color);
-   }
-   
-   display.fillScreen(BLACK);
-   for (int16_t x=0; x < display.width()-1; x+=6) {
-     display.drawLine(0, display.height()-1, x, 0, color);
-   }
-   for (int16_t y=0; y < display.height()-1; y+=6) {
-     display.drawLine(0, display.height()-1, display.width()-1, y, color);
-   }
-
-   display.fillScreen(BLACK);
-   for (int16_t x=0; x < display.width()-1; x+=6) {
-     display.drawLine(display.width()-1, display.height()-1, x, 0, color);
-   }
-   for (int16_t y=0; y < display.height()-1; y+=6) {
-     display.drawLine(display.width()-1, display.height()-1, 0, y, color);
-   }
-   
-}
-
-void testdrawtext(char *text, uint16_t color) {
-  display.setTextSize(1);
-  display.setTextColor(WHITE);
-  display.setCursor(0,0);
-
-  for (uint8_t i=0; i < 168; i++) {
-    if (i == '\n') continue;
-    display.write(i);
-    if ((i > 0) && (i % 21 == 0))
-      display.println();
-  }    
-}
-
-void testfastlines(uint16_t color1, uint16_t color2) {
-   display.fillScreen(BLACK);
-   for (int16_t y=0; y < display.height()-1; y+=5) {
-     display.drawFastHLine(0, y, display.width()-1, color1);
-   }
-   for (int16_t x=0; x < display.width()-1; x+=5) {
-     display.drawFastVLine(x, 0, display.height()-1, color2);
-   }
-}
-
-void testdrawrects(uint16_t color) {
- display.fillScreen(BLACK);
- for (int16_t x=0; x < display.height()-1; x+=6) {
-   display.drawRect((display.width()-1)/2 -x/2, (display.height()-1)/2 -x/2 , x, x, color);
- }
-}
-
-void testfillrects(uint16_t color1, uint16_t color2) {
- display.fillScreen(BLACK);
- for (int16_t x=display.height()-1; x > 6; x-=6) {
-   display.fillRect((display.width()-1)/2 -x/2, (display.height()-1)/2 -x/2 , x, x, color1);
-   display.drawRect((display.width()-1)/2 -x/2, (display.height()-1)/2 -x/2 , x, x, color2);
- }
-}
-
-void testfillcircles(uint8_t radius, uint16_t color) {
-  for (uint8_t x=radius; x < display.width()-1; x+=radius*2) {
-    for (uint8_t y=radius; y < display.height()-1; y+=radius*2) {
-      display.fillCircle(x, y, radius, color);
-    }
-  }  
-}
-
-void testdrawcircles(uint8_t radius, uint16_t color) {
-  for (int16_t x=0; x < display.width()-1+radius; x+=radius*2) {
-    for (int16_t y=0; y < display.height()-1+radius; y+=radius*2) {
-      display.drawCircle(x, y, radius, color);
-    }
-  }  
-}
-
-void testtriangles() {
-  display.fillScreen(BLACK);
-  int color = 0xF800;
-  int t;
-  int w = display.width()/2;
-  int x = display.height();
-  int y = 0;
-  int z = display.width();
-  for(t = 0 ; t <= 15; t+=1) {
-    display.drawTriangle(w, y, y, x, z, x, color);
-    x-=4;
-    y+=4;
-    z-=4;
-    color+=100;
-  }
-}
-
-void testroundrects() {
-  display.fillScreen(BLACK);
-  int color = 100;
-  int i;
-  int t;
-  for(t = 0 ; t <= 4; t+=1) {
-    int x = 0;
-    int y = 0;
-    int w = display.width();
-    int h = display.height();
-    for(i = 0 ; i <= 8; i+=1) {
-      display.drawRoundRect(x, y, w, h, 5, color);
-      x+=2;
-      y+=3;
-      w-=4;
-      h-=6;
-      color+=1100;
-    }
-    color+=100;
-  }
-}
-
-void tftPrintTest() {
-  display.fillScreen(BLACK);
-  display.setCursor(0, 5);
-  display.setTextColor(RED);  
-  display.setTextSize(1);
-  display.println("Hello World!");
-  display.setTextColor(YELLOW, GREEN);
-  display.setTextSize(2);
-  display.print("Hello Wo");
-  display.setTextColor(BLUE);
-  display.setTextSize(3);
-  display.print(1234.567);
-  delay(1500);
-  display.setCursor(0, 5);
-  display.fillScreen(BLACK);
-  display.setTextColor(WHITE);
-  display.setTextSize(0);
-  display.println("Hello World!");
-  display.setTextSize(1);
-  display.setTextColor(GREEN);
-  display.print(p, 5);
-  display.println(" Want pi?");
-  display.print(8675309, HEX); // print 8,675,309 out in HEX!
-  display.print(" Print HEX");
-  display.setTextColor(WHITE);
-  display.println("Sketch has been");
-  display.println("running for: ");
-  display.setTextColor(MAGENTA);
-  display.print(millis() / 1000);
-  display.setTextColor(WHITE);
-  display.print(" seconds.");
-}
-
-void mediabuttons() {
- // play
-  display.fillScreen(BLACK);
-  display.fillRoundRect(25, 10, 78, 60, 8, WHITE);
-  display.fillTriangle(42, 20, 42, 60, 90, 40, RED);
-  delay(500);
-  // pause
-  display.fillRoundRect(25, 90, 78, 60, 8, WHITE);
-  display.fillRoundRect(39, 98, 20, 45, 5, GREEN);
-  display.fillRoundRect(69, 98, 20, 45, 5, GREEN);
-  delay(500);
-  // play color
-  display.fillTriangle(42, 20, 42, 60, 90, 40, BLUE);
-  delay(50);
-  // pause color
-  display.fillRoundRect(39, 98, 20, 45, 5, RED);
-  display.fillRoundRect(69, 98, 20, 45, 5, RED);
-  // play color
-  display.fillTriangle(42, 20, 42, 60, 90, 40, GREEN);
-}
-
-/**************************************************************************/
-/*! 
-    @brief  Renders a simple test pattern on the LCD
-*/
-/**************************************************************************/
-void lcdTestPattern(void)
-{
-  uint8_t w,h;
-  display.setAddrWindow(0, 0, 96, 64);
-  
-  for(h=0; h<64; h++)
-  {
-    for(w=0; w<96; w++)
-    {
-      if(w>83){display.writePixel(WHITE);}
-      else if(w>71){display.writePixel(BLUE);}
-      else if(w>59){display.writePixel(GREEN);}
-      else if(w>47){display.writePixel(CYAN);}
-      else if(w>35){display.writePixel(RED);}
-      else if(w>23){display.writePixel(MAGENTA);}
-      else if(w>11){display.writePixel(YELLOW);}
-      else {display.writePixel(BLACK);}
-    }
-  }
-  display.endWrite();
+/*************************************************** 
+  This is a example sketch demonstrating the graphics
+  capabilities of the SSD1331 library  for the 0.96" 
+  16-bit Color OLED with SSD1331 driver chip
+
+  Pick one up today in the adafruit shop!
+  ------> http://www.adafruit.com/products/684
+
+  These displays use SPI to communicate, 4 or 5 pins are required to  
+  interface
+  Adafruit invests time and resources providing this open source code, 
+  please support Adafruit and open-source hardware by purchasing 
+  products from Adafruit!
+
+  Written by Limor Fried/Ladyada for Adafruit Industries.  
+  BSD license, all text above must be included in any redistribution
+ ****************************************************/
+
+#include <Adafruit_GFX.h>
+#include <Adafruit_SSD1331.h>
+#include <SPI.h>
+
+
+// You can use any (4 or) 5 pins 
+#define sclk 13
+#define mosi 11
+#define cs   10
+#define rst  9
+#define dc   8
+
+
+// Color definitions
+#define	BLACK           0x0000
+#define	BLUE            0x001F
+#define	RED             0xF800
+#define	GREEN           0x07E0
+#define CYAN            0x07FF
+#define MAGENTA         0xF81F
+#define YELLOW          0xFFE0  
+#define WHITE           0xFFFF
+
+// Option 1: use any pins but a little slower
+//Adafruit_SSD1331 display = Adafruit_SSD1331(cs, dc, mosi, sclk, rst);  
+
+// Option 2: must use the hardware SPI pins 
+// (for UNO thats sclk = 13 and sid = 11) and pin 10 must be 
+// an output. This is much faster - also required if you want
+// to use the microSD card (see the image drawing example)
+Adafruit_SSD1331 display = Adafruit_SSD1331(cs, dc, rst);
+
+float p = 3.1415926;
+
+void setup(void) {
+  Serial.begin(9600);
+  Serial.print("hello!");
+  display.begin();
+
+  Serial.println("init");
+  uint16_t time = millis();
+  display.fillScreen(BLACK);
+  time = millis() - time;
+  
+  Serial.println(time, DEC);
+  delay(500);
+   
+  lcdTestPattern();
+  delay(1000);
+  
+  display.fillScreen(BLACK);
+  display.setCursor(0,0);
+  display.print("Lorem ipsum dolor sit amet, consectetur adipiscing elit. Curabitur adipiscing ante sed nibh tincidunt feugiat. Maecenas enim massa");
+  delay(1000);
+
+  // tft print function!
+  tftPrintTest();
+  delay(2000);
+  
+  //a single pixel
+  display.drawPixel(display.width()/2, display.height()/2, GREEN);
+  delay(500);
+  
+  // line draw test
+  testlines(YELLOW);
+  delay(500);    
+  
+  // optimized lines
+  testfastlines(RED, BLUE);
+  delay(500);    
+ 
+  testdrawrects(GREEN);
+  delay(1000);
+
+  testfillrects(YELLOW, MAGENTA);
+  delay(1000);
+
+  display.fillScreen(BLACK);
+  testfillcircles(10, BLUE);
+  testdrawcircles(10, WHITE);
+  delay(1000);
+
+  testroundrects();
+  delay(500);
+  
+  testtriangles();
+  delay(500);
+  
+  Serial.println("done");
+  delay(1000);
+}
+
+void loop() {
+}
+
+void testlines(uint16_t color) {
+   display.fillScreen(BLACK);
+   for (int16_t x=0; x < display.width()-1; x+=6) {
+     display.drawLine(0, 0, x, display.height()-1, color);
+   }
+   for (int16_t y=0; y < display.height()-1; y+=6) {
+     display.drawLine(0, 0, display.width()-1, y, color);
+   }
+   
+   display.fillScreen(BLACK);
+   for (int16_t x=0; x < display.width()-1; x+=6) {
+     display.drawLine(display.width()-1, 0, x, display.height()-1, color);
+   }
+   for (int16_t y=0; y < display.height()-1; y+=6) {
+     display.drawLine(display.width()-1, 0, 0, y, color);
+   }
+
+   // To avoid ESP8266 watchdog timer resets when not using the hardware SPI pins
+   delay(0); 
+
+   display.fillScreen(BLACK);
+   for (int16_t x=0; x < display.width()-1; x+=6) {
+     display.drawLine(0, display.height()-1, x, 0, color);
+   }
+   for (int16_t y=0; y < display.height()-1; y+=6) {
+     display.drawLine(0, display.height()-1, display.width()-1, y, color);
+   }
+
+   display.fillScreen(BLACK);
+   for (int16_t x=0; x < display.width()-1; x+=6) {
+     display.drawLine(display.width()-1, display.height()-1, x, 0, color);
+   }
+   for (int16_t y=0; y < display.height()-1; y+=6) {
+     display.drawLine(display.width()-1, display.height()-1, 0, y, color);
+   }
+   
+}
+
+void testdrawtext(char *text, uint16_t color) {
+  display.setTextSize(1);
+  display.setTextColor(WHITE);
+  display.setCursor(0,0);
+
+  for (uint8_t i=0; i < 168; i++) {
+    if (i == '\n') continue;
+    display.write(i);
+    if ((i > 0) && (i % 21 == 0))
+      display.println();
+  }    
+}
+
+void testfastlines(uint16_t color1, uint16_t color2) {
+   display.fillScreen(BLACK);
+   for (int16_t y=0; y < display.height()-1; y+=5) {
+     display.drawFastHLine(0, y, display.width()-1, color1);
+   }
+   for (int16_t x=0; x < display.width()-1; x+=5) {
+     display.drawFastVLine(x, 0, display.height()-1, color2);
+   }
+}
+
+void testdrawrects(uint16_t color) {
+ display.fillScreen(BLACK);
+ for (int16_t x=0; x < display.height()-1; x+=6) {
+   display.drawRect((display.width()-1)/2 -x/2, (display.height()-1)/2 -x/2 , x, x, color);
+ }
+}
+
+void testfillrects(uint16_t color1, uint16_t color2) {
+ display.fillScreen(BLACK);
+ for (int16_t x=display.height()-1; x > 6; x-=6) {
+   display.fillRect((display.width()-1)/2 -x/2, (display.height()-1)/2 -x/2 , x, x, color1);
+   display.drawRect((display.width()-1)/2 -x/2, (display.height()-1)/2 -x/2 , x, x, color2);
+ }
+}
+
+void testfillcircles(uint8_t radius, uint16_t color) {
+  for (uint8_t x=radius; x < display.width()-1; x+=radius*2) {
+    for (uint8_t y=radius; y < display.height()-1; y+=radius*2) {
+      display.fillCircle(x, y, radius, color);
+    }
+  }  
+}
+
+void testdrawcircles(uint8_t radius, uint16_t color) {
+  for (int16_t x=0; x < display.width()-1+radius; x+=radius*2) {
+    for (int16_t y=0; y < display.height()-1+radius; y+=radius*2) {
+      display.drawCircle(x, y, radius, color);
+    }
+  }  
+}
+
+void testtriangles() {
+  display.fillScreen(BLACK);
+  int color = 0xF800;
+  int t;
+  int w = display.width()/2;
+  int x = display.height();
+  int y = 0;
+  int z = display.width();
+  for(t = 0 ; t <= 15; t+=1) {
+    display.drawTriangle(w, y, y, x, z, x, color);
+    x-=4;
+    y+=4;
+    z-=4;
+    color+=100;
+  }
+}
+
+void testroundrects() {
+  display.fillScreen(BLACK);
+  int color = 100;
+  int i;
+  int t;
+  for(t = 0 ; t <= 4; t+=1) {
+    int x = 0;
+    int y = 0;
+    int w = display.width();
+    int h = display.height();
+    for(i = 0 ; i <= 8; i+=1) {
+      display.drawRoundRect(x, y, w, h, 5, color);
+      x+=2;
+      y+=3;
+      w-=4;
+      h-=6;
+      color+=1100;
+    }
+    color+=100;
+  }
+}
+
+void tftPrintTest() {
+  display.fillScreen(BLACK);
+  display.setCursor(0, 5);
+  display.setTextColor(RED);  
+  display.setTextSize(1);
+  display.println("Hello World!");
+  display.setTextColor(YELLOW, GREEN);
+  display.setTextSize(2);
+  display.print("Hello Wo");
+  display.setTextColor(BLUE);
+  display.setTextSize(3);
+  display.print(1234.567);
+  delay(1500);
+  display.setCursor(0, 5);
+  display.fillScreen(BLACK);
+  display.setTextColor(WHITE);
+  display.setTextSize(0);
+  display.println("Hello World!");
+  display.setTextSize(1);
+  display.setTextColor(GREEN);
+  display.print(p, 5);
+  display.println(" Want pi?");
+  display.print(8675309, HEX); // print 8,675,309 out in HEX!
+  display.print(" Print HEX");
+  display.setTextColor(WHITE);
+  display.println("Sketch has been");
+  display.println("running for: ");
+  display.setTextColor(MAGENTA);
+  display.print(millis() / 1000);
+  display.setTextColor(WHITE);
+  display.print(" seconds.");
+}
+
+void mediabuttons() {
+ // play
+  display.fillScreen(BLACK);
+  display.fillRoundRect(25, 10, 78, 60, 8, WHITE);
+  display.fillTriangle(42, 20, 42, 60, 90, 40, RED);
+  delay(500);
+  // pause
+  display.fillRoundRect(25, 90, 78, 60, 8, WHITE);
+  display.fillRoundRect(39, 98, 20, 45, 5, GREEN);
+  display.fillRoundRect(69, 98, 20, 45, 5, GREEN);
+  delay(500);
+  // play color
+  display.fillTriangle(42, 20, 42, 60, 90, 40, BLUE);
+  delay(50);
+  // pause color
+  display.fillRoundRect(39, 98, 20, 45, 5, RED);
+  display.fillRoundRect(69, 98, 20, 45, 5, RED);
+  // play color
+  display.fillTriangle(42, 20, 42, 60, 90, 40, GREEN);
+}
+
+/**************************************************************************/
+/*! 
+    @brief  Renders a simple test pattern on the LCD
+*/
+/**************************************************************************/
+void lcdTestPattern(void)
+{
+  uint8_t w,h;
+  display.setAddrWindow(0, 0, 96, 64);
+  
+  for(h=0; h<64; h++)
+  {
+    for(w=0; w<96; w++)
+    {
+      if(w>83){display.writePixel(WHITE);}
+      else if(w>71){display.writePixel(BLUE);}
+      else if(w>59){display.writePixel(GREEN);}
+      else if(w>47){display.writePixel(CYAN);}
+      else if(w>35){display.writePixel(RED);}
+      else if(w>23){display.writePixel(MAGENTA);}
+      else if(w>11){display.writePixel(YELLOW);}
+      else {display.writePixel(BLACK);}
+    }
+  }
+  display.endWrite();
 }