switched to linear phase balance

lib/PCA9685-Arduino

-Subproject commit a70be39257e317d35e9118b385006a1e030e6452
+Subproject commit 2edc89a3a9926c9ae870a69933696b3933f6c520

lib/treppe/treppe.cpp

     // Deactive PCA9685 Phase Balancer due to LED Flickering
     // https://github.com/NachtRaveVL/PCA9685-Arduino/issues/15
     // see also lib/PCA9685-Arduin/PCA9685.h:204
-    pwmController.init(PCA9685_PhaseBalancer_None);
-    pwmController.setPWMFrequency(200);
+    //pwmController.init(PCA9685_PhaseBalancer_None);
+    pwmController.init(PCA9685_PhaseBalancer_Linear);
+    pwmController.setPWMFrequency(100);
     pwmController.setAllChannelsPWM(idle_brightness);
-
+    
+    pinMode(A0, INPUT);
     pinMode(SENSOR1, INPUT);
     pinMode(SENSOR2, INPUT);
     pinMode(OE, OUTPUT);
   last_sensor_state[1] = current_sensor_state[1];
   
   ledsequence();
+
+  Serial.printf("LDR raw: %d\n", analogRead(A0));
 }
 
 

lib/treppe/treppe.h

     uint8_t stairs;
     uint16_t time_per_stair = 300;          // dimmtime per stair [ms]
     uint16_t idle_brightness = 0;
-    uint16_t active_brightness = 500;
+    uint16_t active_brightness = 3000;
 
     uint8_t direction = 0;
     uint8_t switch_direction = 0;