update for version 1.1v

lucasmaziero · Jul 2, 2017 · 6de7fbe · 6de7fbe
1 parent a2ed1f6
commit 6de7fbe
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diff --git a/LiquidCrystal_I2C.cpp b/LiquidCrystal_I2C.cpp
@@ -1,21 +1,23 @@
 /**************************************************************************
 LIQUIDCRYSTAL_I2C FOR ESP8266 OR ARDUINO
 ***************************************************************************
-AUTOR: LUCAS MAZIERO - Electrical Engineer
-E-MAIL: lucas.mazie.ro@hotmail.com
-CIDADE: Santa Maria - Rio Grande do Sul - Brasil
+AUTHOR: LUCAS MAZIERO - Electrical Engineer
+EMAIL: lucas.mazie.ro@hotmail.com
+CITY: Santa Maria - Rio Grande do Sul - Brasil
 ***************************************************************************
-Versão: 1.0
-Data:  30/06/2017
-Modificado: --/--/20--
+Version: 1.1
+Date:  30/06/2017
+Modified: 02/07/2017
 ***************************************************************************
-BASE DO CODIGO: https://github.com/fdebrabander/Arduino-LiquidCrystal-I2C-library
+CODE BASE: https://github.com/fdebrabander/Arduino-LiquidCrystal-I2C-library
 ***************************************************************************
 CHANGELOG:
 * 30/06/2017 (1.0v):
     -> add degug #if defined(ESP8266)
     -> Add new function "begin(uint8_t sda, uint8_t scl)"
     -> Add new function "init()"
+* 02/07/2017 (1.1v):
+    -> Add new function "getBacklight()" get status of backlight 
 
 ***************************************************************************
 Copyright(2017) by: Lucas Maziero.
@@ -226,6 +228,11 @@ void LiquidCrystal_I2C::backlight(void) {
 	expanderWrite(0);
 }
 
+// Get status of blacklight
+bool LiquidCrystal_I2C::getBacklight() {
+  return _backlightval == LCD_BACKLIGHT;
+}
+
 /*********** mid level commands, for sending data/cmds */
 
 inline void LiquidCrystal_I2C::command(uint8_t value) {

diff --git a/LiquidCrystal_I2C.h b/LiquidCrystal_I2C.h
@@ -1,26 +1,29 @@
 /**************************************************************************
 LIQUIDCRYSTAL_I2C FOR ESP8266 OR ARDUINO
 ***************************************************************************
-AUTOR: LUCAS MAZIERO - Electrical Engineer
-E-MAIL: lucas.mazie.ro@hotmail.com
-CIDADE: Santa Maria - Rio Grande do Sul - Brasil
+AUTHOR: LUCAS MAZIERO - Electrical Engineer
+EMAIL: lucas.mazie.ro@hotmail.com
+CITY: Santa Maria - Rio Grande do Sul - Brasil
 ***************************************************************************
-Versão: 1.0
-Data:  30/06/2017
-Modificado: --/--/20--
+Version: 1.1
+Date:  30/06/2017
+Modified: 02/07/2017
 ***************************************************************************
-BASE DO CODIGO: https://github.com/fdebrabander/Arduino-LiquidCrystal-I2C-library
+CODE BASE: https://github.com/fdebrabander/Arduino-LiquidCrystal-I2C-library
 ***************************************************************************
 CHANGELOG:
 * 30/06/2017 (1.0v):
     -> add degug #if defined(ESP8266)
     -> Add new function "begin(uint8_t sda, uint8_t scl)"
     -> Add new function "init()"
+* 02/07/2017 (1.1v):
+    -> Add new function "getBacklight()" get status of backlight 
 
 ***************************************************************************
 Copyright(2017) by: Lucas Maziero.
 **************************************************************************/
-#ifndef LIQUID_CRYSTAL_I2C_H
+
+#ifndef LIQUID_CRYSTAL_I2C_H 
 #define LIQUID_CRYSTAL_I2C_H
 
 #include <Arduino.h>
@@ -157,6 +160,7 @@ class LiquidCrystal_I2C : public Print {
 	void shiftDecrement();
 	void noBacklight();
 	void backlight();
+	bool getBacklight();
 	void autoscroll();
 	void noAutoscroll(); 
 	void createChar(uint8_t, uint8_t[]);

diff --git a/keywords.txt b/keywords.txt
@@ -28,6 +28,7 @@ shiftIncrement	KEYWORD2
 shiftDecrement	KEYWORD2
 noBacklight	KEYWORD2
 backlight	KEYWORD2
+getBacklight	KEYWORD2
 autoscroll	KEYWORD2
 noAutoscroll	KEYWORD2
 createChar	KEYWORD2