Pasted

/*
 */
 void setup() {                
   Serial.begin(9600);   
   byte vara=0b10000000;
   Serial.print("Sebelum shift: ");
  Serial.println(vara,BIN);
  Serial.println(vara,DEC);
   vara>>=3;
   Serial.print("Sesudah shift: ");
  Serial.println(vara,BIN);
  Serial.println(vara,DEC);
    //signed int vara2=0b11000000;
  signed char vara2=-16;
   Serial.print("Sebelum shift: ");
  Serial.println(vara2,BIN);
  Serial.println(vara2,DEC);
   vara2>>=2;
   Serial.print("Sesudah shift: ");
  Serial.println(vara2,BIN);
  Serial.println(vara2,DEC);  
}
 void loop() {
 }