#include <cmath>

#include "mbed.h"
#include "src/targets/revo_f4/pins.h"

PwmOut led1(D4); //PB_5
PwmOut led2(D5); //PB_4

int i = 0;

int main() {

    led1.period_us(100);
    led2.period_us(100);

    led1.pulsewidth_us(1);
    led2.pulsewidth_us(100);

    while (true) {
        i++;
        if (i > 1000)
        {
            i = 1;
        }

        led1.pulsewidth_us(i);
        led2.pulsewidth_us(1000-i);

        wait(0.002);
    }
}