This loops through PWM outputs connected to the red and green LED.

Dependencies:   mbed

main.cpp

Committer:
mattshuman
Date:
2016-06-09
Revision:
1:eceee8965029
Parent:
0:62faec5d4c84
Child:
2:758d7363957f

File content as of revision 1:eceee8965029:

/** My HelloWorld class.
 *  Used for printing "Hello World" on USB serial.
 *
 * Example:
 * @code
 * #include "mbed.h"
 * #include "HelloWorld.h"
 *
 * HelloWorld hw();
 * 
 * int main() {
 *     hw.printIt(2);
 * }
 * @endcode
 */

#include "mbed.h"



PwmOut r(LED_RED);
PwmOut g(LED_GREEN);

int main()
{
    r.period(0.001f);
    g.period(0.001f);

    while (true) {
        for (float i = 0.0f; i < 1.0f ; i += 0.001f) {
            float p = 2 * i;                            //Sweep the p value between 0 and 2, with .002 steps
            r = p%1;                                    //Sweep the red LED 2 times during the loop, igorning the integer portion of the float number.
            g = i;                                      //Sweep the green LED 1 time during the loop.
            wait (0.0025f);                             //Wait 2.5 milliseconds per iteration, 2.5 seconds per full loop.
        }
    }
}