File content as of revision 2:9172df351721:

/* Copyright (c) 2010-2011 mbed.org, MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
* and associated documentation files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or
* substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

#include "mbed.h"

DigitalOut relay1(D7); // Relay 1
DigitalOut relay2(D6); // Relay 2
DigitalOut relay3(D5); // Relay 3
DigitalOut relay4(D4); // Relay 4


int main() {
    float tm = 0.2;
    int i=0;
    
    while(1) {
        for (i=0; i<16; i++) {
            relay1 = i & 1;
            relay2 = i & 2;
            relay3 = i & 4;
            relay4 = i & 8;
            wait(tm);
        }
        tm = tm / 1.2;
        if (tm < 0.005) break;
    }
}