#include <stdlib.h>
#include <avr/interrupt.h>
#include <avr/io.h>
#include <avr/pgmspace.h>
//------------------------------------------------------------------
//bit제어를위해 설정
#define sbit(x,y) (x |= (1<<y))
#define cbit(x,y) (x &= ~(1<<y))
#define tbit(x,y) (x & (1<<y))
//------------------------------------------------------------------
volatile uint8_t msec,m00;
volatile int16_t seed;
volatile uint8_t key1,key1_temp,key_flag,start_flag;
volatile uint8_t key1_on,key1_up,key1_down;
volatile uint8_t data[12],data_rand[6],count;
volatile uint16_t timer;
//==================================================================
void port_init(void)
 { 
 DDRC = 0xF0;     // PC7-PC4 = LED output
 PORTC = 0x00;
//
 DDRF = 0x00;     // PORTF = KEY input
 PORTF = 0xFF;
 }
//==================================================================
void timer_init(void)
 {
 TCCR0 = 0x0C;                  // 1/64
 ASSR = 0x00;                    
 OCR0 = 249;                    // 16MHz/64/(1+249) = 1ms
 TCNT0 = 0x00;                   
 TIMSK = 0b00000010;            // enable OC0 interrupt
 TIFR = 0x00;                         
 }
//------------------------------------------------------------------
prog_int8_t data_table[4] = {0x10,0x20,0x40,0x80};
//------------------------------------------------------------------
prog_int8_t bcd_table[90] =
 {
 0xA0,0x10, 0xA0,0x20, 0xA0,0x30, 0xA0,0x40, 0xA0,0x50,//1,2,3,4,5
 0xA0,0x60, 0xA0,0x70, 0xA0,0x80, 0xA0,0x90, 0x10,0xA0,//6,7,8,9,10
 0x10,0x10, 0x10,0x20, 0x10,0x30, 0x10,0x40, 0x10,0x50,//11,12,13,14,15
 0x10,0x60, 0x10,0x70, 0x10,0x80, 0x10,0x90, 0x20,0xA0,//16,17,18,19,20
 0x20,0x10, 0x20,0x20, 0x20,0x30, 0x20,0x40, 0x20,0x50,//21,22,23,24,25
 0x20,0x60, 0x20,0x70, 0x20,0x80, 0x20,0x90, 0x30,0xA0,//26,27,28,29,30
 0x30,0x10, 0x30,0x20, 0x30,0x30, 0x30,0x40, 0x30,0x50,//31,32,33,34,35
 0x30,0x60, 0x30,0x70, 0x30,0x80, 0x30,0x90, 0x40,0xA0,//36,37,38,39,40
 0x40,0x10, 0x40,0x20, 0x40,0x30, 0x40,0x40, 0x40,0x50,//41,42,43,44,45
 };
//==================================================================
void keyread(void)
 {
 unsigned char i,j;
//
 key1=~PINF&0xf0;      //값을 읽어와 필요부분만 유효화한다.
//------------------------------------------------------------------
 if(key1_temp==key1)   //2회 동일값이면
  {
//---------------------------------------------키를 누를때 1회 on
  i=key1_on;        //이전값
  j=key1_temp;      //현재값
  j=(i^j)&j;       //새로운값만 유효
  key1_down=j;
//---------------------------------------------키를 눌렀다 뗄때 1회ON   
  j=key1_temp;      //현재값
  j=(i^j)&i;        //off된 이전값만 유효  
  key1_up=j;
//---------------------------------------------키가눌려져 있는 동안 on
  key1_on=key1_temp; //현재값
  }
//---------------------------------------------이전 값과 일치하지 않으면
    else key1_temp=key1; 
 }
//==================================================================
//롯또번호 발생 주 프로그램.
//------------------------------------------------------------------
void plc(void)
 {
 uint8_t i,j,k;
//start
 if(tbit(key1_down,7)&&(start_flag==0))
  {
  start_flag=1;
  srand(seed);  
  }
//led를 무작위로 10초동안 깜박임.
 if(start_flag==1)
  {
  i=rand()%4;  
  m00=pgm_read_byte(&data_table[i]); 
  timer++;
  if(timer>1000)
   {
   timer=0;
   start_flag=2;
   }
  }
//롯또 번호 추출.
 if(start_flag==2)
  {
  for(i=0;i<6;i++)data_rand[i]=45;//data 초기화 
  for(i=0;i<6;i++)
   {
   here:
   j=rand()%45;
   for(k=0;k<6;k++){if(data_rand[k]==j)goto here;}//중복검사   
   data_rand[i]=j;
   }
  for(i=0;i<6;i++)//표시할 data로 전환.
   {
   data[i*2]=pgm_read_byte(&bcd_table[data_rand[i]*2]);
   data[i*2+1]=pgm_read_byte(&bcd_table[data_rand[i]*2+1]);
   }
  count=0;
  start_flag=3;
  }
//롯또 번호 표시.
 if(start_flag==3)
  {
  if(tbit(key1_down,6)) start_flag=0;          //reset
  if(tbit(key1_down,5)){if(count<11)count++;} //다음 data
  if(tbit(key1_down,4)){if(count>0) count--;} //이전 data
  m00=data[count];
  }
//------------------------------------------------------------------- 
//out
 PORTC=(PORTC&0x0f)|m00;
//
 key1_down=0;key1_up=0;
 }
//---------------------------------------------------------------------
ISR(TIMER0_COMP_vect)    // OC0 interrupt function 
 {
 sei();       //인터럽트 허용
 msec++;
 if(msec==10)//10ms
  {
  msec=0;
  seed++;      //난수의 씨앗 
  keyread();
  plc();      // 10ms 마다 호출
  }
 }
//=======================================================================
int
main (void)
{
 port_init();
 timer_init();
 sei();
 while(1)
 {
 }
}
 

avr인데 atmega128 형식으로 바꾸고 싶습니다. ㅠㅠ 어떻게 하는지 몰라서 도움 받고 싶습니다.