#include <msp430x14x.h>
#define klawisz BIT4&P4IN
      void main( void )
      {
      unsigned int  i;
        WDTCTL  = WDTPW + WDTHOLD;
        P2DIR |=BIT1;
        P1DIR |=BIT5;
        BCSCTL1 |= XTS + DIVA1 + DIVA0;
       if(WDTIFG & ~IFG1)
         {
          P1DIR |= BIT5;
          for(int d = 0 ; d<5; d++)
          {
            P1OUT |= BIT5;
            for(i=0 ; i<20000 ; i++);
            P1OUT &= ~BIT5;
            for(i=0 ; i<20000 ; i++);
         }
         }
       else
       {
       P1OUT |= BIT5;
       float i;
     while(1)
            {
             P2OUT &= ~BIT1;
             for(i=0 ; i<10000 ; i++);
             P2OUT |= BIT1;
             for(i=0 ; i<10000 ; i++);
             }
       }

        do
        {
        IFG1 &= ~OFIFG;
        for (i = 0xFF; i > 0; i--);
        }
        while ((IFG1 & OFIFG));
        WDTCTL = WDTPW + WDTCNTCL +  WDTSSEL ;
      for(;;) {
       if ((klawisz) == 0)
            {
             for(;;);
            }else
            {
        WDTCTL=WDTPW +WDTCNTCL;
            }
        }
      }