gser kanan kiri..

utak-utik program ini....

#include <mega8535.h>

#include <delay.h>

#define Key_A PINB.6

#define Key_B PINB.7

// Declare your global variables here

void main(void)

{

// Declare your local variables here

unsigned char LED;

.

.

.

while (1)

    {

      // Place your code here

      while(Key_A==0)   //ketika tombol A di tekan maka:

      {

        if(LED==0b10000000)

        {

            LED=0b00000001;       

        }

       

        else

        {

        LED<<=1;

        PORTC=~LED;       

        delay_ms(100);

        }

     

      }

     

      while(Key_B==0)   //ketika tombol B di tekan maka:

      {

        if(LED==0b00000001)

        {

            LED=0b10000000;       

        }

       

        else

        {

        LED>>=1;

        PORTC=~LED;       

        delay_ms(100);

        }

      }

    }