diff --git a/src/main.cpp b/src/main.cpp
index 12146af..dc16c34 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -79,6 +79,7 @@ void setup()
   Serial.begin(115200);
   Serial.println("ESPMega R3 Initializing . . .");
   ESPMega_begin();
+  io_begin();
   network_begin();
   Serial.println("Initializing MQTT . . .");
   mqtt_connect();
@@ -99,7 +100,9 @@ void io_begin()
 {
   Serial.println("Initializing I/O . . .");
   memset(pwm_states, 0, PWM_COUNT);
-  memset(pwm_values, 255, PWM_COUNT);
+  for(int i=0;i<PWM_COUNT;i++) {
+    pwm_values[i] = 4095;
+  }
 }
 
 void network_begin()
@@ -201,6 +204,9 @@ void virtual_interrupt_callback(int pin, int state)
 {
   publish_input_state(pin,state);
   Serial.printf("Pin %d changed to %d\n", pin, state);
+  if(pin==15) {
+    pwm_toggle(4);
+  }
 }
 
 void virtual_interrupt_loop()