asd / Mbed 2 deprecated mbed_4180Lab1

Dependencies:   MCP23S17 PinDetect mbed

RGBLed.h@0:9dc33481ce1b, 2017-03-01 (annotated)

Committer:
jderemer3
Date:
Wed Mar 01 16:36:55 2017 +0000
Revision:
0:9dc33481ce1b

        

        
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#include "mbed.h"





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//Class to control an RGB LED using three PWM pins





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class RGBLed





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{





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public:





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    RGBLed(PinName redpin, PinName greenpin, PinName bluepin);





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    void write(float red,float green, float blue);





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    void write(LEDColor c);





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    RGBLed operator = (LEDColor c) {





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        write(c);





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        return *this;





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    };





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private:





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    PwmOut _redpin;





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    PwmOut _greenpin;





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    PwmOut _bluepin;





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};





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RGBLed::RGBLed (PinName redpin, PinName greenpin, PinName bluepin)





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    : _redpin(redpin), _greenpin(greenpin), _bluepin(bluepin)





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{





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    //50Hz PWM clock default a bit too low, go to 2000Hz (less flicker)





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    _redpin.period(0.0005);





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}





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void RGBLed::write(float red,float green, float blue)





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{





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    _redpin = red;





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    _greenpin = green;





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    _bluepin = blue;





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}





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void RGBLed::write(LEDColor c)





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{





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    _redpin = c.red;





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    _greenpin = c.green;





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    _bluepin = c.blue;





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}





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////classes could be moved to include file





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// 





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// 





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////Setup RGB led using PWM pins and class





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//RGBLed myRGBled(p23,p22,p21); //RGB PWM pins





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// 





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////setup some color objects in flash using const's





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//const LEDColor red(1.0,0.0,0.0);





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//const LEDColor green(0.0,0.2,0.0);





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////brighter green LED is scaled down to same as red and





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////blue LED outputs on Sparkfun RGBLED





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//const LEDColor blue(0.0,0.0,1.0);





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//const LEDColor yellow(1.0,0.2,0.0);





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//const LEDColor white(1.0,0.2,1.0);





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// 





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//int main()





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//{





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//    while(1) {





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//        myRGBled = red;





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//        //myRGBled.write(1.0,0.0,0,0); //red





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//        wait(2.0);





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//        myRGBled = green;





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//        //myRGBled.write(0.0,1.0,0.0); //green





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//        wait(2.0);





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//        myRGBled = blue;





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//        //myRGBled.write(0.0,0.0,1.0); //blue





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//        wait(2.0);





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//        myRGBled = red + green; //yellow = red + green





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//        wait(2.0);





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//        //white with a slow fade to black dimming effect





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//        for (float brightness=1.0; brightness>=0.0001; brightness*=0.99) {





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//            myRGBled = white * brightness;





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//            wait(0.005);





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//        }





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//        wait(2.0);





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//    }





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//}