From: eaman <andrea@piffa.net>
Date: Sat, 28 Jan 2017 01:37:30 +0000 (+0100)
Subject: RGB common anodo
X-Git-Url: http://git.piffa.net/web?p=sketchbook_andrea;a=commitdiff_plain;h=9046a34c851a66149248ad1695eb51c7ac1ccd36

RGB common anodo
---

diff --git a/libraries/common/common.cpp b/libraries/common/common.cpp
index cbf8fdd..b77c046 100644
--- a/libraries/common/common.cpp
+++ b/libraries/common/common.cpp
@@ -9,12 +9,26 @@
 
 //////////////////////
 // RGB LED
-// Common anode
+// Common anode / cat
 
 RGBLed::RGBLed(byte pinR, byte pinG, byte pinB) {
       redPin    = pinR ;
       greenPin  = pinG ;
       bluePin   = pinB ;
+      common    = 0 ;
+      
+      // Equvalente del Setup() per inizializzare i PIN
+      pinMode(redPin, OUTPUT);
+      pinMode(greenPin, OUTPUT);
+      pinMode(greenPin, OUTPUT);
+};
+
+RGBLed::RGBLed(byte pinR, byte pinG, byte pinB, byte com) {
+    // Per un common catode, inverte il valore max / min
+      redPin    = pinR ;
+      greenPin  = pinG ;
+      bluePin   = pinB ;
+      common    = com ;
 
       // Equvalente del Setup() per inizializzare i PIN
       pinMode(redPin, OUTPUT);
@@ -24,9 +38,9 @@ RGBLed::RGBLed(byte pinR, byte pinG, byte pinB) {
 
 void RGBLed::SetColor (byte r, byte g, byte b) {
 // Imposta il colore di un LED RGB
-      analogWrite(redPin,   r);
-      analogWrite(greenPin, g);
-      analogWrite(bluePin,  b);
+      analogWrite(redPin,   common - r);
+      analogWrite(greenPin, common - g);
+      analogWrite(bluePin,  common - b);
     };
 
 void RGBLed::Red () {
diff --git a/libraries/common/common.h b/libraries/common/common.h
index f5a763c..0af9d45 100644
--- a/libraries/common/common.h
+++ b/libraries/common/common.h
@@ -43,9 +43,11 @@ class RGBLed {
     byte redValue ;
     byte greenValue ;
     byte blueValue ;
+    byte common ;
 
   public:
     RGBLed (byte pinR, byte pinG, byte pinB) ;
+    RGBLed (byte pinR, byte pinG, byte pinB, byte com) ;
 	void SetColor (byte r, byte g, byte b) ;
 	void Red ();
     void Green ();
diff --git a/libraries/common/examples/rgb/rgb.ino b/libraries/common/examples/rgb/rgb.ino
index 98c980b..ed7a564 100644
--- a/libraries/common/examples/rgb/rgb.ino
+++ b/libraries/common/examples/rgb/rgb.ino
@@ -11,15 +11,13 @@ void setup() {
 }
 
 // Instanziamo un LED
-RGBLed led(11, 10, 9); //Istanziamo un oggetto led facente parte
-                       // della classe RGBLed
+RGBLed led(11, 10,9); //Istanziamo un oggetto led (common catodo)
+// facente parte della classe RGBLed
+//RGBLed led(10, 9, 11,255); // Inizializzazione Common anodo, valori invertiti
 
 void loop() {
   led.Red();
-  delay(1000);
-  led.SetColor(255, 0, 255) ; // Mettiamo il LED in Green
-  delay(1000);
-  led.Off();
+
 }
 
 /* Colori disponibili: