diff --git a/lib/treppe/treppe.cpp b/lib/treppe/treppe.cpp
index aab4835..9e45a66 100644
--- a/lib/treppe/treppe.cpp
+++ b/lib/treppe/treppe.cpp
@@ -194,7 +194,7 @@ float Treppe::read_ldr()
 
 bool Treppe::check_ldr()
 {
-  static uint8_t active = 0;
+  static bool active = 0;
 
 #ifdef LDRDEBUG
   Serial.printf("R(LDR) = %f kOhm  %f lux\n", ldr_value, lux);
@@ -203,7 +203,6 @@ bool Treppe::check_ldr()
 
   // follow up: averaging over many samples?
   float ldr = read_ldr();
-  bool active = false;
   
   if (ldr < ldr_schwelle) {
     idle_pwm_soll = idle_pwm_max;
@@ -229,36 +228,31 @@ void Treppe::task()
   m=micros();
   fsm_inputs.sensor_oben = read_sensor(SENSOR_OBEN);
   fsm_inputs.sensor_unten = read_sensor(SENSOR_UNTEN);
-  //fsm_inputs.anim_beendet = anim_beendet;
-  Serial.print("2:");
-  Serial.println(micros()-m);
+  fsm_inputs.anim_beendet = anim_beendet;
+  // Serial.print("2:");
+  // Serial.println(micros()-m);
 
   m=micros();
-  // FSMTreppe_Obj.setExternalInputs(&fsm_inputs);
-  Serial.print("3:");
-  Serial.println(micros()-m);
+  FSMTreppe_Obj.setExternalInputs(&fsm_inputs);
+  // Serial.print("3:");
+  // Serial.println(micros()-m);
 
   m=micros();
   FSMTreppe_Obj.step();
-  Serial.print("4:");
-  Serial.println(micros()-m);
+  // Serial.print("4:");
+  // Serial.println(micros()-m);
 
   m=micros();
   fsm_outputs = FSMTreppe_Obj.getExternalOutputs();
-  Serial.print("5:");
-  Serial.println(micros()-m);
+  // Serial.print("5:");
+  // Serial.println(micros()-m);
   
-  dimm_treppe();
-
   m=micros();
   print_state_on_change();
-  Serial.print("6:");
-  Serial.println(micros()-m);
+  // Serial.print("6:");
+  // Serial.println(micros()-m);
 
   m=micros();
-
-  dimm_treppe();
-
   if (fsm_outputs.status == ST_AUFDIMMEN_HOCH || 
       fsm_outputs.status == ST_ABDIMMEN_HOCH  ||
       fsm_outputs.status == ST_AUFDIMMEN_RUNTER || 
@@ -278,8 +272,8 @@ void Treppe::task()
   //   anim_beendet = dimm_treppe();
   // }
   
-  Serial.print("7:");
-  Serial.println(micros()-m);
+  // Serial.print("7:");
+  // Serial.println(micros()-m);
 }
 
 void Treppe::berechne_dimmer()