int clock= 12;//IC pin 11 (yellow)

int latch=8;//IC pin 12 (green) 

int data=11;//IC pin 14 (blue)



byte pattern[]=

{   

B00000001,   

B00000010,   

B00000100,   

B00001000,   

B00010000,   

B00100000,   

B01000000,   

B10000000,   

B01000000,   

B00100000,   

B00010000,   

B00001000,   

B00000100,   

B00000010 

}; 

int index =0;

int count=sizeof(pattern);

void setup() 

{   

pinMode(clock,OUTPUT);   

pinMode(latch,OUTPUT);   

pinMode(data,OUTPUT); 

} 

void loop() 

{   

digitalWrite(latch,LOW);   

shiftOut(data,clock,MSBFIRST,pattern[index]);  

digitalWrite(latch,HIGH);   

delay(100);   

index++;   

if(index>=count)     

index=0; 

}