diff --git a/code/main.py b/code/main.py
index 0d51b5a..3c5df24 100644
--- a/code/main.py
+++ b/code/main.py
@@ -21,28 +21,44 @@ import time
 import machine
 import neopixel
 
-NB_NEOPIXEL = 8     # Nombre de pixel
+NB_PIX = 8          # Nombre de pixel
+LUMINOSITE = 1.0    # Luminosité (0.0-1.0)
+NEOPIX_PIN = 2      # N° de la broche de contrôle des néopixels
 
-np = neopixel.NeoPixel(machine.Pin(2), NB_NEOPIXEL)
+pixel_strip = neopixel.NeoPixel(machine.Pin(NEOPIX_PIN), NB_PIX)
+
+#Eteint tout à l'initialisation
+for i in range(NB_PIX):
+    pixel_strip[i] = (0, 0, 0)
+pixel_strip.write()
 
 while True:
-    for i in range(NB_NEOPIXEL):
-        np[i] = (255, 255, 255)
+    for i in range(NB_PIX):
+        print("blanc")
+        pixel_strip[i] = (255, 255, 255)
+        pixel_strip.write()
         time.sleep(0.5)
-        np.write()
-    for i in range(NB_NEOPIXEL):
-        np[i] = (0, 0, 0)
+
+    for i in range(NB_PIX):
+        print("éteint")
+        pixel_strip[i] = (0, 0, 0)
+        pixel_strip.write()
         time.sleep(0.5)
-        np.write()
-    for i in range(NB_NEOPIXEL):
-        np[i] = (255, 0, 0)
+
+    for i in range(NB_PIX):
+        print("rouge")
+        pixel_strip[i] = (255, 0, 0)
+        pixel_strip.write()
         time.sleep(0.5)
-        np.write()
-    for i in range(NB_NEOPIXEL):
-        np[i] = (0, 255, 0)
+
+    for i in range(NB_PIX):
+        print("vert")
+        pixel_strip[i] = (0, 255, 0)
+        pixel_strip.write()
         time.sleep(0.5)
-        np.write()
-    for i in range(NB_NEOPIXEL):
-        np[i] = (0, 0, 255)
+
+    for i in range(NB_PIX):
+        print("bleu")
+        pixel_strip[i] = (0, 0, 255)
+        pixel_strip.write()
         time.sleep(0.5)
-        np.write()