#include <hidef.h> /* for EnableInterrupts macro */
#include "derivative.h" /* include peripheral declarations */
#include <stdlib.h>
#include <stdio.h>

void Init_Port()
{

// OOO Scaner 
// A P3-10 -> DATA, P3-7 -> GND  
  PTAD  = 0x08;
  PTADD = 0x08;
  PTAPE = 0x03;
  PTASE = 0x00;
  PTADS = 0x00;
// B (LED side) P2-7 -> CLOCK 
  PTBD  = 0x08;
  PTBDD = 0x08;
  PTBPE = 0x03;
  PTBSE = 0x00;
  PTBDS = 0x00;

}

void Init_Clock()
{
  MCGC2 = MCGC2_HGO_MASK
    | MCGC2_EREFS_MASK
    | MCGC2_RANGE_MASK
    | MCGC2_ERCLKEN_MASK;
  while (MCGSC_OSCINIT == 0)
    ;
  MCGC1 = (2<<6) // external reference clock.
      | (3<<3);  // RDIV = 3 : 12MHz/8=1.5 MHz
  while ((MCGSC_IREFST != 0) || (MCGSC_CLKST != 2))

  // FBE  PBE (PLL bypassed internal) 
  MCGC3=MCGC3_PLLS_MASK
    | (8<<0); // multiply by 32 -> 1.5MHz*32=48MHz
  while((MCGSC_PLLST != 1) || (MCGSC_LOCK != 1))
    ;

 MCGC1 = (0<<6) //PLL or FLL Clock
  | (3<<3); // 12MHz/8=1.5 MHz
 while(MCGSC_CLKST !=3)
    ;
}


void delay( unsigned int n)
{
  unsigned int j;
  for(j=0;j<9*n;j++) 
  ;  
}

void main(void) {
 unsigned int c=0, n[8], i,j,k; 

 Init_Clock();
 Init_Port();

 for (;;) {

for(j=0; j<65536; j++){

  srand(j); 
 // ID number n[0]--n[7] 
  for(i=0; i<8; i++) {
    n[i]=rand()%2; 
    }

 SOPT1 = 0x13; // WDT’âŽ~.PB1‚ðؾ¯Ä“ü—Í


 for (k=0;k<50;k++) {
// 079	 
// 111 111 000 000 001 [01001111] 011 


// 111 111  

	for(i=0; i<6; i++)
	{
	    PTAD |= 0x08;
	    PTBD |= 0x08;
	    delay(39);
	}

// 0    00 000 001
// 000 [101]x7 101 
    PTAD &= ~0x08;
      PTBD &= ~0x08;
    delay(39);
	for(i=0; i<7;i++)
	{
	  PTAD &= ~0x08;
	    PTBD |= 0x08;
	    delay(13);
	    PTBD &= ~0x08;
	    delay(13);
	    PTBD |= 0x08;
	    delay(13);
	}
	
    PTAD |= 0x08;
	    PTBD |= 0x08;
	    delay(13);
	    PTBD &= ~0x08;
	    delay(13);
	    PTBD |= 0x08;
	    delay(13);


//ID 1011 1001 imagin 
for(i=0;i<8;i++){
if(n[i]==1) PTAD |= 0x08;
else  PTAD &= ~0x08;
	    PTBD |= 0x08;
	    delay(13);
	    PTBD &= ~0x08;
	    delay(13);
	    PTBD |= 0x08;
	    delay(13);
}


 
// 011 
    PTAD &= ~0x08;
	    PTBD |= 0x08;
	    delay(13);
	    PTBD &= ~0x08;
	    delay(13);
	    PTBD |= 0x08;
	    delay(13);
    PTAD |= 0x08;
	    PTBD |= 0x08;
	    delay(13);
	    PTBD &= ~0x08;
	    delay(13);
	    PTBD |= 0x08;
	    delay(13);
    PTAD |= 0x08;
	    PTBD |= 0x08;
	    delay(13);
	    PTBD &= ~0x08;
	    delay(13);
	    PTBD |= 0x08;
	    delay(13);
 }   // k
}       //j

    c++;
  }
}