Revision 0:95a10b4db9ef, committed 2014-11-21

Comitter:

Reiko

Date:

Fri Nov 21 18:25:01 2014 +0000

Commit message:

RGB LED connected to PCA9555

Changed in this revision

diff -r 000000000000 -r 95a10b4db9ef rgb-led-pca9555.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rgb-led-pca9555.cpp	Fri Nov 21 18:25:01 2014 +0000
@@ -0,0 +1,95 @@
+#include "rgb-led-pca9555.h"
+
+
+RgbLed::RgbLed (PCA9555 *ioExt, unsigned int redPin, unsigned int greenPin, unsigned int bluePin): 
+    extIO(ioExt), ledR(redPin), ledG(greenPin), ledB(bluePin)
+    {
+        setColor(OFF);        
+}
+
+void RgbLed::toggle() {
+    extIO->togglePin(ledR);
+    extIO->togglePin(ledG);
+    extIO->togglePin(ledB);
+}
+
+void RgbLed::setColor(Color color) {
+    switch (color) {
+        case RED:
+            extIO->clearPin(ledR);
+            extIO->setPin(ledG);
+            extIO->setPin(ledB);
+            break;
+        case GREEN:
+            extIO->setPin(ledR);
+            extIO->clearPin(ledG);
+            extIO->setPin(ledB);
+            break;
+        case BLUE:
+            extIO->setPin(ledR);
+            extIO->setPin(ledG);
+            extIO->clearPin(ledB);
+            break;
+        case CYAN:
+            extIO->setPin(ledR);
+            extIO->clearPin(ledG);
+            extIO->clearPin(ledB);
+            break;
+        case MAGENTA:
+            extIO->clearPin(ledR);
+            extIO->setPin(ledG);
+            extIO->clearPin(ledB);
+            break;
+        case YELLOW:
+            extIO->clearPin(ledR);
+            extIO->clearPin(ledG);
+            extIO->setPin(ledB);
+            break;
+        case WHITE:
+            extIO->clearPin(ledR);
+            extIO->clearPin(ledG);
+            extIO->clearPin(ledB);
+            break;
+        case OFF:
+            extIO->setPin(ledR);
+            extIO->setPin(ledG);
+            extIO->setPin(ledB);
+            break;
+    }
+}
+
+void RgbLed::setRed(bool ledState) {
+    if (ledState) {
+        extIO->clearPin(ledR);
+    } else {
+        extIO->setPin(ledR);
+    }
+}
+
+void RgbLed::setGreen(bool ledState) {
+    if (ledState) {
+        extIO->clearPin(ledG);
+    } else {
+        extIO->setPin(ledG);
+    }
+}
+
+void RgbLed::setBlue(bool ledState) {
+    if (ledState) {
+        extIO->clearPin(ledB);
+    } else {
+        extIO->setPin(ledB);
+    }
+}
+
+void RgbLed::toggleRed() {
+    extIO->togglePin(ledR);
+}
+
+void RgbLed::toggleGreen() {
+    extIO->togglePin(ledG);
+}
+
+void RgbLed::toggleBlue() {
+    extIO->togglePin(ledB);
+}
\ No newline at end of file

diff -r 000000000000 -r 95a10b4db9ef rgb-led-pca9555.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rgb-led-pca9555.h	Fri Nov 21 18:25:01 2014 +0000
@@ -0,0 +1,28 @@
+#ifndef RGBLEDPCA9555_H
+#define RGBLEDPCA9555_H
+
+#include "mbed.h"
+#include "PCA9555.h"
+
+class RgbLed {
+public:
+    RgbLed(PCA9555 *ioExt, unsigned int redPin, unsigned int greenPin, unsigned int bluePin); 
+    
+    enum Color {RED, GREEN, BLUE, CYAN, MAGENTA, YELLOW, WHITE, OFF};
+    void setColor(Color color);
+    void setRed(bool ledState);
+    void setGreen(bool ledState);
+    void setBlue(bool ledState);
+    void toggleRed();
+    void toggleGreen();
+    void toggleBlue();
+    void toggle();
+    
+private:
+    PCA9555 *extIO;
+    unsigned int ledR;
+    unsigned int ledG;
+    unsigned int ledB;
+};
+
+#endif
\ No newline at end of file