File content as of revision 2:40f3e9b885ed:

#include "mbed.h"

// **** DEFINITIONEN ****

DigitalOut LedD1(LED1);
DigitalOut LedD2(LED2);
DigitalOut LedD3(LED3);
DigitalOut LedD4(LED4);

DigitalIn  SW1(P0_10);
DigitalIn  SW2(P0_15);
DigitalIn  SW3(P0_23);
DigitalIn  SW4(P1_16);

// **** Hauptprogramm ****
int main() {
    while(1) {
        if (SW1==1)   //SW1                                
        
          LedD1=1;    
          
        else 
        {     
          LedD1=0;  
        }          
        wait (0.01);   
                                  
        if (SW2==1)   //SW2
                                          
          LedD2=1; 
             
        else 
        {        
          LedD2=0;          
        }  
        wait (0.01); 
        
        if (SW3==1)   //SW3
                                          
          LedD3=1; 
             
        else 
        {        
          LedD3=0;          
        }  
        wait (0.01); 
        
        if (SW4==1)   //SW4
                                          
          LedD4=1; 
             
        else 
        {        
          LedD4=0;          
        }  
        wait (0.01); 
        
    }
}
// **** ENDE ****