#include <SPI.h> 
const int ss = 10; 
byte a[] = {
0b00000000, 	
0b10000000, 		
		0b01000000,
		0b00100000,
		0b00010000,
		0b00001000,
		0b00000100,
		0b00000010,
  0b00000001, 
	0b11111111,	
	0b11001100,
	0b00110011,	
	0b10101010,	
	0b01010101,};	
void setup() {
pinMode(ss,OUTPUT);	
SPI.begin();	
digitalWrite(ss,HIGH);	
}

void loop() {
for(int i = 0; i <= 13; i++){	
digitalWrite(ss,LOW);	
SPI.transfer(a[i]);	
digitalWrite(ss,HIGH);	
delay(500);	
}
}