diff --git a/ESP32/LampkiBalkon/LampkiBalkon.ino b/ESP32/LampkiBalkon/LampkiBalkon.ino
index e922939..5f09b5c 100644
--- a/ESP32/LampkiBalkon/LampkiBalkon.ino
+++ b/ESP32/LampkiBalkon/LampkiBalkon.ino
@@ -14,7 +14,6 @@
 #define SCREEN_ADDRESS 0x3C
 
 Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
-
 BH1750 lightMeter;
 
 void setup() {
@@ -22,7 +21,7 @@ void setup() {
   Wire.begin();
   lightMeter.begin();
 
- if (!display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS)) {
+  if (!display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS)) {
     Serial.println(F("SSD1306 allocation failed"));
   }
 
@@ -35,88 +34,75 @@ void setup() {
   display.println(Version);
   display.display();
 
-
   pinMode(IN1, OUTPUT);
   pinMode(IN2, OUTPUT);
   pinMode(PinLED, OUTPUT);
 }
 
 void pulsujNaprzemiennie(int czasSekundy) {
-  const int steps = 150;
-  int delayPerStep = (czasSekundy * 1000) / (2 * steps);  // ms
+  const int steps = 400; // większa liczba = gładsze przejścia
+  const int totalMillis = czasSekundy * 1000;
+  const int delayPerStep = totalMillis / steps;
 
   for (int i = 0; i <= steps; i++) {
     float phase = (float)i / steps;
-    float brightness1 = 1.0 - phase;
-    float brightness2 = phase;
+    float angle = phase * PI;  // pół cyklu (od 0 do π)
+    
+    // sinusoidalne przejście
+    float brightness1 = (cos(angle) + 1.0) / 2.0;  // 1 → 0
+    float brightness2 = 1.0 - brightness1;         // 0 → 1
 
-    int t_on1 = (int)(brightness1 * 2000);
-    int t_on2 = (int)(brightness2 * 2000);
+    // Konwersja jasności do długości impulsu (maks. 2000us)
+    int pulse1 = (int)(brightness1 * 2000);
+    int pulse2 = (int)(brightness2 * 2000);
 
+    // Wysterowanie IN1
     digitalWrite(IN1, HIGH);
-    digitalWrite(IN2, LOW);
-    delayMicroseconds(t_on1);
-
+    delayMicroseconds(pulse1);
     digitalWrite(IN1, LOW);
+
+    // Wysterowanie IN2
     digitalWrite(IN2, HIGH);
-    delayMicroseconds(t_on2);
-
-    digitalWrite(IN1, LOW);
+    delayMicroseconds(pulse2);
     digitalWrite(IN2, LOW);
-    delay(delayPerStep - 4);
+
+    // Opóźnienie (reszta czasu kroku)
+    delayMicroseconds(1000 * delayPerStep - pulse1 - pulse2);
   }
 
-  for (int i = steps; i >= 0; i--) {
+  // drugi półcykl: kolory zamienione miejscami (pełny cykl = 2x π)
+  for (int i = 0; i <= steps; i++) {
     float phase = (float)i / steps;
-    float brightness1 = 1.0 - phase;
-    float brightness2 = phase;
+    float angle = phase * PI;
 
-    int t_on1 = (int)(brightness1 * 2000);
-    int t_on2 = (int)(brightness2 * 2000);
+    float brightness1 = (cos(angle) + 1.0) / 2.0;
+    float brightness2 = 1.0 - brightness1;
+
+    int pulse1 = (int)(brightness2 * 2000);
+    int pulse2 = (int)(brightness1 * 2000);
 
     digitalWrite(IN1, HIGH);
-    digitalWrite(IN2, LOW);
-    delayMicroseconds(t_on1);
-
+    delayMicroseconds(pulse1);
     digitalWrite(IN1, LOW);
+
     digitalWrite(IN2, HIGH);
-    delayMicroseconds(t_on2);
-
-    digitalWrite(IN1, LOW);
+    delayMicroseconds(pulse2);
     digitalWrite(IN2, LOW);
-    delay(delayPerStep - 4);
+
+    delayMicroseconds(1000 * delayPerStep - pulse1 - pulse2);
   }
 }
 
 void loop() {
-  display.clearDisplay();
-
   uint16_t lux = lightMeter.readLightLevel();
-  Serial.print("Light: ");
-  Serial.print(lux);
-  Serial.println(" lx");
-
-
-  display.setCursor(0, 0);
-  display.println("Luxy:");
-  display.setCursor(40, 0);
-  display.println(lux);
-  
-  if (lux < 10 && lux >= 1) {
+  if (lux < 10) {
     digitalWrite(PinLED, LOW);
-    pulsujNaprzemiennie(5); // cykl trwa teraz 5 sekund
-    display.setCursor(0, 10);
-    display.println("Pulsowanie");
-  } else {
+    pulsujNaprzemiennie(8);  // pełny cykl 8 sekund
+    } else {
     digitalWrite(PinLED, HIGH);
     display.setCursor(0, 10);
     display.println("OFF");
-     if (lux < 1) {
-    display.setCursor(0, 20);
-    display.println("Zbyt ciemno");  
-     }
-    delay(500);
+    delay(5000);
   }
   display.display();
-
 }