Cleaned up Nokia 5110 LCD sample code (#1091)

Author: zgoda

samples/ScreenLCD_5110/app/application.cpp

@@ -2,43 +2,33 @@
 #include <SmingCore/SmingCore.h>
 #include <Libraries/Adafruit_PCD8544/Adafruit_PCD8544.h>
 
-// Software SPI (slower updates, more flexible pin options):
-	// pin 7 - Serial clock out (SCLK)
-	// pin 6 - Serial data out (DIN)
-	// pin 5 - Data/Command select (D/C)
-	// pin 4 - LCD chip select (CS)
-	// pin 3 - LCD reset (RST)
-Adafruit_PCD8544 display = Adafruit_PCD8544(14, 13, 12, 5, 4);
+// GPIO13/D7 - Serial clock out (SCLK)
+// GPIO12/D6 - Serial data out (DIN)
+// GPIO14/D5 - Data/Command select (D/C)
+// GPIO5/D1 - LCD chip select (CS)
+// GPIO4/D2 - LCD reset (RST)
+Adafruit_PCD8544 display = Adafruit_PCD8544(13, 12, 14, 5, 4);
+
+
 void displayTest()
 {
 	display.begin();
-	  // init done
-
-	  // you can change the contrast around to adapt the display
-	  // for the best viewing!
-	  display.setContrast(10);
-
-	  display.display(); // show splashscreen
-	  delay(200);
-	  display.clearDisplay();   // clears the screen and buffer
-
-	  display.setRotation(4);  // rotate 90 degrees counter clockwise, can also use values of 2 and 3 to go further.
-	    display.setTextSize(1);
-	    display.setTextColor(BLACK);
-	    display.setCursor(0,0);
-	    display.println("Sming");
-	    display.setTextSize(2);
-	    display.println("Example!");
-	    display.display();
+	display.setContrast(10);
+	display.display(); // show splashscreen
+	delay(2000);
+	display.clearDisplay();  // no changes will be visible until display() is called
+	display.setRotation(4);  // rotate 90 degrees counter clockwise, can also use values of 2 and 3 to go further.
+	display.setTextSize(1);
+	display.setTextColor(BLACK);
+	display.setCursor(0, 0);
+	display.println("Sming");
+	display.setTextSize(2);
+	display.println("Example");
+	display.display();
 }
+
 void init()
 {
-	Serial.begin(SERIAL_BAUD_RATE); // 115200 by default
-	Serial.systemDebugOutput(true); // Enable debug output to serial
-
-	WifiStation.enable(false);
-	WifiAccessPoint.enable(true);
-
+	Serial.begin(SERIAL_BAUD_RATE);
 	displayTest();
 }
-