Diff: RGBLED.h

Revision:

0:218d3fb75950

Child:

2:da0f01fbd25c

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RGBLED.h	Thu Nov 26 02:58:17 2015 +0000
@@ -0,0 +1,30 @@
+// Class to control an RGB LED using three PWM pins
+class RGBLED {
+    public:
+        // RGBLED constructor
+        RGBLED(PinName redPin, PinName greenPin, PinName bluePin) : red(redPin), green(greenPin), blue(bluePin) {
+            red.period(0.0005);
+            green.period(0.0005);
+            blue.period(0.0005);
+            red = 0.0;
+            green = 0.0;
+            blue = 0.0;
+        }
+
+        RGBLED operator=(int color) {
+            write(color);
+            return *this;
+        }
+
+
+    private:
+        PwmOut red;
+        PwmOut green;
+        PwmOut blue;
+
+        void write(int color) {
+            red = (color >> 16) / 255.0 / 16.0;
+            green = ((color >> 8) & 0xFF) / 255.0 / 16.0;
+            blue = (color & 0xFF) / 255.0 / 16.0;
+        }
+};
\ No newline at end of file