Merge pull request #23 from mateusz-szafraniec/master

workaround for WEH001602 (WS0010 based) OLED display

LiquidCrystal_I2C.cpp

@@ -52,6 +52,11 @@ LiquidCrystal_I2C::LiquidCrystal_I2C(uint8_t lcd_Addr,uint8_t lcd_cols,uint8_t l
   _backlightval = LCD_NOBACKLIGHT;
 }
 
+void LiquidCrystal_I2C::oled_init(){
+  _oled = true;
+	init_priv();
+}
+
 void LiquidCrystal_I2C::init(){
 	init_priv();
 }
@@ -127,6 +132,7 @@ void LiquidCrystal_I2C::begin(uint8_t cols, uint8_t lines, uint8_t dotsize) {
 void LiquidCrystal_I2C::clear(){
 	command(LCD_CLEARDISPLAY);// clear display, set cursor position to zero
 	delayMicroseconds(2000);  // this command takes a long time!
+  if (_oled) setCursor(0,0);
 }
 
 void LiquidCrystal_I2C::home(){

LiquidCrystal_I2C.h

@@ -88,6 +88,7 @@ public:
 #endif
   void command(uint8_t);
   void init();
+  void oled_init();
 
 ////compatibility API function aliases
 void blink_on();						// alias for blink()
@@ -121,6 +122,7 @@ private:
   uint8_t _displaycontrol;
   uint8_t _displaymode;
   uint8_t _numlines;
+  bool _oled = false;
   uint8_t _cols;
   uint8_t _rows;
   uint8_t _backlightval;

library.properties

@@ -1,5 +1,5 @@
 name=LiquidCrystal_I2C
-version=1.1.2
+version=1.1.4
 author=Frank de Brabander
 maintainer=Marco Schwartz <marcolivier.schwartz@gmail.com>
 sentence=A library for I2C LCD displays.