#include "reg51.h"
//#include <at89x51.h>

bit lightoff = 1;
bit lighton = 0;

char code LED_light[17] = {
	~0x00,
	~0x01,	
	~0x02,  
	~0x04,  
	~0x08,  
	~0x10,  
	~0x20,  
	~0x40,  
	~0x80,  
	~0x40,  
	~0x20,
	~0x10,	
	~0x08,  
	~0x04,  
	~0x02,  
	~0x01
};

void delay_1500ms();

int main () {
  P1 = 0xFF;
  while (1)  
		// ********* Ήκ§@ LED *********
		for(LED_mode = 0; LED_mode < 16; LED_mode++) {
			P1 = LED_light[LED_mode];
		}
    delay_1500ms();
  }  // end of while(1)
}  // end of main()

void delay_1500ms() {
  unsigned short kk;
  for (kk = 0; kk < 33000; kk++);
}