 
 // -------------- Startup State ---------------
 void enterStartupState() {
+  digitalWrite(POWERED_LED, HIGH);
   note("starting up");
   startTimer(timerStartupState);
 }

void setup() {
  pinMode(TRIGGER_BUTTON, INPUT_PULLUP);
  pinMode(ARMING_SWITCH, INPUT_PULLUP);
  pinMode(ARMED_LED, OUTPUT);
  pinMode(FIRING_LED, OUTPUT);
  
  attachInterrupt(1,fireEvent,HIGH);

// Pins configs for the buttons and switches
const byte ARMING_SWITCH = 8;
const byte TRIGGER_BUTTON = 3;
const byte POWERED_LED = 7;
const byte FIRING_LED = 5;

// current brightness of the firing LED (to enable pulsing); see the helpers for a little more detail
