#include <mc9s12dp512.h>
#ifndef TFLG1_C6F_MASK
  #define TFLG1_C6F_MASK 0x40
#endif
unsigned int Tcount;
void main(void)
  {
   TSCR1 = 0x80; 
   TSCR2 = 0x07; 
   TIOS = 0x40;  
   TCTL1 = 0x10;  
   
   while(1)
    { 
      Tcount = TCNT;
      Tcount = Tcount + 156;
      TC6 = Tcount;
      while (!(TFLG1 & TFLG1_C6F_MASK));
      TFLG1 = TFLG1 = TFLG1_C6F_MASK;  
    }
  }