The Electronics Nuke / TextLCD

Added new createChar() method. Added new clear() method. Added new scrollDisplayLeft() method. Added new scrollDisplayRight() method. Added support for Arduino alike Custom Character, scroll and clear command interfaces.

Dependents:   mbed_lcd_custom MMA8451_ACELEROMETRO_copy

Fork of TextLCD by The Electronics Nuke

Diff: TextLCD.cpp

Revision:
33:ec30a01baf4a
Parent:
32:0a5271dd8a9c
Child:
34:c382632a6e27
--- a/TextLCD.cpp	Thu Jul 03 20:01:44 2014 +0000
+++ b/TextLCD.cpp	Thu Jul 03 21:04:33 2014 +0000
@@ -318,12 +318,12 @@
 // Move cursor to selected row and column
 void TextLCD::locate(int column, int row) {
     
-   // setAddress() does all the heavy lifting:
+   // setCursor() does all the heavy lifting:
    //   check column and row sanity, 
    //   switch controllers for LCD40x4 if needed
    //   switch cursor for LCD40x4 if needed
    //   set the new memory address to show cursor at correct location
-   setAddress(column, row);
+   setCursor(column, row);
        
 }
     
@@ -670,6 +670,22 @@
         }
 }
 
+void TextLCD::clear()
+{
+    _writeCommand(0x01); 
+    wait_ms(10);   
+}
+
+void TextLCD::scrollDisplayLeft()
+{
+        _writeCommand(0x10 | 0x08 | 0x00);
+}
+
+void TextLCD::scrollDisplayRight()
+{
+        _writeCommand(0x10 | 0x08 | 0x04);
+}
+
 #if (0)
 // This is the original _address() method.
 // It is confusing since it returns the memoryaddress or-ed with the set memorycommand 0x80.
@@ -834,7 +850,7 @@
 
 // Set row, column and update memoryaddress.
 //
-void TextLCD::setAddress(int column, int row) {
+void TextLCD::setCursor(int column, int row) {
    
 // Sanity Check column
     if (column < 0) {