ELEC2645 (2015/16) / N5110_mod

Simple library for interfacing to Nokia 5110 LCD display (as found on the SparkFun website). Edited to include additional feaatures, such as 2d array loading, multiple screen buffers, and better backlight control

Dependencies:   N5110

Dependents:   Main_code_ver18

Fork of N5110 by Craig Evans

Diff: N5110.h

Revision:
10:6f3abb40202b
Parent:
8:40abe5736eca
Child:
11:fc7d89b33e4c
--- a/N5110.h	Tue May 20 19:43:52 2014 +0000
+++ b/N5110.h	Wed Jul 16 08:42:27 2014 +0000
@@ -66,7 +66,27 @@
   lcd.setXYAddress(0,3);
   // print character
   lcd.printChar('X');
-    
+  
+  // data to be printed on display
+  int temperature = 27; 
+  // print formatted data to buffer
+  char buffer[14];  // each character is 6 pixels, screen is 84 pixels (84/6 = 14) 
+  int length = sprintf(buffer,"Temperatu = %2d",temperature); 
+  // it is important the format specifier ensures the string will fit in the buffer
+  // if string will fit on display
+  if (length <= 14)  
+    lcd.printString(buffer,0,4);       // display on screen
+  else
+    lcd.printString("Too long",0,4);  // else print error message
+
+  // same idea with floats
+  float humidity = 9.45;  
+  length = sprintf(buffer,"Humidit = %4.2f",humidity);
+  if (length <= 14)
+    lcd.printString(buffer,0,2);
+  else
+    lcd.printString("Too long",0,2);
+        
   while(1);
  }