// Chenillard
#include "io430.h"

int main( void )
{ int i=0, j;
  // Stop watchdog timer to prevent time out reset
  WDTCTL = WDTPW + WDTHOLD;
  
  P1DIR |= 0x0F;       // P1.4-7 output
  
  while(1)  
  { 
    P1OUT = 1 << i;
    for (j=0 ; j<30000 ; j++);
    P2OUT = 0;
    for (j=0 ; j<30000 ; j++);
    i++; 
    if (i==4) i=0;
  }
}