   pinMode(LED1_PIN, OUTPUT);
   pinMode(LED2_PIN, OUTPUT);
   pinMode(LED3_PIN, OUTPUT);
+  pinMode(BUZZER_PIN, OUTPUT);
   pinMode(BUTTON_PIN, INPUT);
  
   digitalWrite(LED1_PIN, 0);
   digitalWrite(LED2_PIN, 0);
   digitalWrite(LED3_PIN, 0);
+  digitalWrite(BUZZER_PIN, 0);
 
   global_debug = debug;
   global_userid = -1;

    global_state |= STATE_KNOCK;
    digitalWrite(LED2_PIN, 1);
  }

  char *userarg = sCmd.next();
  if (userarg) {

// Unused
#define LED3_PIN 7

// Currently used for vibration on EXIT knock
#define BUZZER_PIN 8

#define HANDSHAKE_STR "handshake"
#define KNOCK_STR "knock"

