Diff: SeeedOLED.cpp

Revision:

0:1ec2545f0516

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SeeedOLED.cpp	Tue Apr 01 07:01:20 2014 +0000
@@ -0,0 +1,86 @@
+/*
+  SeeedOLED.cpp - SSD130x OLED Driver Library
+  2011 Copyright (c) Seeed Technology Inc.  All right reserved.
+  
+  Author: Visweswara R
+  
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include <mbed.h>
+#include "SeeedOLED.h"
+
+// 8x8 Font ASCII 32 - 127 Implemented
+// Users can modify this to support more characters(glyphs)
+// BasicFont is placed in code memory.
+
+extern I2C i2c;
+void SeeedOLED::init(void)
+{
+    sendCommand(SeeedOLED_Display_Off_Cmd);     //display off
+    wait_ms(5); 
+    sendCommand(SeeedOLED_Display_On_Cmd);  //display on
+    wait_ms(5); 
+    sendCommand(SeeedOLED_Normal_Display_Cmd);  //Set Normal Display (default)
+}
+
+void SeeedOLED::sendCommand(unsigned char command)
+{
+    unsigned char dta[] = {SeeedOLED_Command_Mode, command};
+    i2c.write(SeeedOLED_Address<<1, (const char *)dta, 2);
+}
+
+void SeeedOLED::setBrightness(unsigned char Brightness)
+{
+   sendCommand(SeeedOLED_Set_Brightness_Cmd);
+   sendCommand(Brightness);
+}
+
+void SeeedOLED::setHorizontalMode()
+{
+    addressingMode = HORIZONTAL_MODE;
+    sendCommand(0x20);          //set addressing mode
+    sendCommand(0x00);          //set horizontal addressing mode
+}
+
+void SeeedOLED::setPageMode()
+{
+    addressingMode = PAGE_MODE;
+    sendCommand(0x20);          //set addressing mode
+    sendCommand(0x02);          //set page addressing mode
+}
+
+
+void SeeedOLED::setTextXY(unsigned char Row, unsigned char Column)
+{
+    sendCommand(0xB0 + Row);                        //set page address
+    sendCommand(0x00 + (8*Column & 0x0F));          //set column lower address
+    sendCommand(0x10 + ((8*Column>>4)&0x0F));       //set column higher address
+}
+
+void SeeedOLED::sendData(unsigned char Data)
+{
+    unsigned char dta[] = {SeeedOLED_Data_Mode, Data};
+
+    i2c.write(SeeedOLED_Address<<1, (const char*)dta, 2);
+}
+
+
+void SeeedOLED::setNormalDisplay()
+{
+    sendCommand(SeeedOLED_Normal_Display_Cmd);
+}
+
+SeeedOLED oled;  // Preinstantiate Objects