Revision 0:df5850d83ee5, committed 2011-02-13

Comitter:

Phlaphead

Date:

Sun Feb 13 15:16:20 2011 +0000

Commit message:

First revision

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SerialLCD.cpp	Sun Feb 13 15:16:20 2011 +0000
@@ -0,0 +1,48 @@
+
+#include "SerialLCD.h"
+
+
+SerialLCD::SerialLCD(PinName tx, PinName rx) : 
+    Serial(tx, rx)
+{
+    baud(LCD_BAUD);
+}
+
+
+void SerialLCD::clear()
+{
+    putc(0xFE);
+    putc(0x01);
+}
+
+void SerialLCD::setBacklight(int brightness)
+{
+    putc(0x7C);
+    putc(128+brightness);
+}
+
+void SerialLCD::setPosition(int row, int col)
+{
+    int position = row == 0 ? (128 + col) : (192 + col);
+    putc(0xFE);
+    putc(position);
+}
+
+void SerialLCD::setVisible(bool visible)
+{
+    putc(0xFE);
+    putc(visible ? 0x0C : 0x08);
+}
+
+void SerialLCD::scrollLeft()
+{
+    putc(0xFE);
+    putc(0x18);
+}
+
+void SerialLCD::scrollRight()
+{
+    putc(0xFE);
+    putc(0x1C);
+}
+    
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SerialLCD.h	Sun Feb 13 15:16:20 2011 +0000
@@ -0,0 +1,57 @@
+#ifndef SerialLCD_h
+#define SerialLCD_h
+
+#include "mbed.h"
+
+#define LCD_WIDTH 16
+#define LCD_BAUD 9600
+
+/**
+ * SparkFun SerLCD v2.5 Controller
+ */
+class SerialLCD : public Serial
+{
+  public:
+  
+    /**
+     * Constructor.
+     * @param tx Connected to rx pin of LCD
+     * @param rx Not connected but needs to be specified for serial interface.
+     */
+    SerialLCD(PinName tx, PinName rx);
+    
+    /**
+     * Clear the LCD.
+     */
+    void clear();
+    
+    /**
+     * Set backlight brightness;
+     */
+    void setBacklight(int brightness);
+    
+    /**
+     * Set cursor position.
+     */
+    void setPosition(int row, int col);
+    
+    /**
+     * Make LCD text visible or invisible.
+     */
+    void setVisible(bool visible);
+    
+    /**
+     * Start scrolling to the left.
+     */
+    void scrollLeft();
+    
+    /**
+     * Start scrolling to the right.
+     */
+    void scrollRight();
+    
+    
+};
+
+
+#endif