File content as of revision 0:fa9e77516ba6:

// ESE350 Final Project: Drue

#include "mbed.h"
#include <string>

// Pin setup / variable declarations 
DigitalIn butC(p6);
DigitalIn butD(p8);
DigitalIn butE(p10);
DigitalIn butF(p14);
DigitalIn butG(p16);

DigitalOut ledC(p5); 
DigitalOut ledD(p7); 
DigitalOut ledE(p9); 
DigitalOut ledF(p13); 
DigitalOut ledG(p15); 

DigitalIn butMode(p17); 
PwmOut speaker(p26);

bool switchPressed; 
int mode; 
int numModes = 2;

void switchModeCheck() {
    if (butMode == 1) {
        if (!switchPressed) {
            switchPressed = true;
            mode++;
            if (mode == numModes) {
                mode = 0;
            }
        }
    } else {
        switchPressed = false;
    }
}

void cycleSound() {
  //  static int count = 0; 
    speaker.period(1.0/(500.0 + 100.0));
    speaker = 0.5;
    wait(0.2);
    speaker = 0; 
    //count++;
    //if (count == 8) {count = 0;}
}

int main() {
    switchPressed = false; 
    mode = 0; 
    
    while(1) {
        switchModeCheck(); 
        
        if (mode == 0) {
            if (butC == 1) {
                ledC = 0; 
                cycleSound(); 
            } else {
                ledC = 1; 
                cycleSound(); 
            }
            if (butD == 1) {
                ledD = 0; 
                cycleSound(); 
            } else {
                ledD = 1; 
            }
            if (butE == 1) {
                ledE = 0; 
                cycleSound(); 
            } else {
                ledE = 1; 
            }
            if (butF == 1) {
                ledF = 0; 
                cycleSound(); 
            } else {
                ledF = 1; 
            }
            if (butG == 1) {
                ledG = 0; 
                cycleSound(); 
            } else {
                ledG = 1; 
            }
        }
        
        if (mode == 1) {
            
            
            
            
            
        }
    }
}