Add an example

examples/LCDemoMovingArrow/LCDemoMovingArrow.ino

@@ -0,0 +1,67 @@
+#include <LedControl.h>  
+
+int DIN = 12;  
+int CS =  11;  
+int CLK = 10; 
+
+byte arrow[8]=  {0x18,0x3C,0x5A,0x99,0x18,0x18,0x18,0x24};
+byte love[8]=   {0x00,0x46,0xB9,0x81,0x42,0x24,0x18,0x00};
+byte smile[8]=  {0x3C,0x42,0xA5,0x81,0xA5,0x99,0x42,0x3C};
+
+LedControl lc=LedControl(DIN,CLK,CS,4);  
+
+void setup()
+{  
+    for (int i = 0; i <= 3; i++) {
+        lc.shutdown(i,false);   
+        lc.setIntensity(i, 3);     
+        lc.clearDisplay(i);         
+    }
+}  
+
+void loop()
+{      
+    // Display moving graphics
+    // Passing an array of graphics through parameters :)
+    moving(arrow);
+    moving(love);
+    moving(smile);
+}  
+
+void moving (byte array_date [])
+{
+    printByte_in(array_date, 0);
+    for (int i = 0; i <= 3; i++) 
+        printByte_zhong(array_date, i);
+}
+
+void printByte_in(byte character [], int addr)  
+{  
+    int i = 0, column = 0, value = 0;
+    for (i = 0; i <= 7; i++) {
+        value = -1;
+        for (column = 7 - i; column <= 7; column++) {
+            value++;  
+            lc.setColumn(addr,column,character[value]); 
+        }  
+        delay(40);
+    }
+}
+
+void printByte_zhong(byte character [], int addr)  
+{
+    int sum = 0, value = 0, character_value = 0, range = 0;
+    int i = 0, j = 0;
+
+    for (i = 7, range = 0, value = 1; i >= 0; i--, range++, value++) {
+        for (j = 7 - range, character_value = 0; j <= 7; j++, character_value++)
+            lc.setColumn(addr + 1, j, character[character_value]); 
+        for (j = 0; j <= i - 1; j++) {
+            sum = j + value;  
+            lc.setColumn(addr, j, character[sum]);
+        }  
+        lc.setColumn(addr, j, 0x00);
+        lc.setColumn(addr + 1, j, character[sum]);       
+        delay(20);         
+    }  
+}