diff --git a/circuitpython/code/main.py b/circuitpython/code/main.py
index ebfd593..1fb70a6 100644
--- a/circuitpython/code/main.py
+++ b/circuitpython/code/main.py
@@ -132,6 +132,32 @@ class Data:
         output = output + "}"
         return output
 
+    def atmo2rgb(self):
+        """Congreen atmospheric data from BME280 sensor into NeoPixel color
+         * RED => temperature : max = 35degC, min =10degC (range 25°C)
+         * BLUE => humidity : max= 100%, mini=0%
+         * GREEN => pression : mini=960hPa, maxi = 1030hPa (range 70hPa)
+        """
+
+        red = int((self.data['BME280']['temp']['val']-10)*neopixel_max_value/25)
+        if red > neopixel_max_value:
+            red = neopixel_max_value
+        if red < 0:
+            red = 0
+
+        blue = int(self.data['BME280']['hum']['val']*neopixel_max_value/100)
+
+        green = int((self.data['BME280']['press']['val']-960)*neopixel_max_value/70)
+        if green > neopixel_max_value:
+            green = neopixel_max_value
+        if green < 0:
+            green = 0
+
+        if print_data:
+            print("Col:{}".format((red, green, blue)))
+
+        return (red, green, blue)
+
     def write_on_flash(self):
         """Save the current data as csv file on SPI flash"""
         try:
@@ -160,35 +186,9 @@ def check_data_dir():
     elif 'daily' not in os.listdir('data'):
         os.mkdir('data/daily')
 
-def update_neopixel(data):
-    """Convert atmospheric data from BME280 sensor into NeoPixel color
-     * RED => temperature : max = 35degC, min =10degC (range 25°C)
-     * BLUE => humidity : max= 100%, mini=0%
-     * GREEN => pression : mini=960hPa, maxi = 1030hPa (range 70hPa)
-    """
-
-    rouge = int((data['BME280']['temp']['val']-10)*neopixel_max_value/25)
-    if rouge > neopixel_max_value:
-        rouge = neopixel_max_value
-    if rouge < 0:
-        rouge = 0
-
-    bleu = int(data['BME280']['hum']['val']*neopixel_max_value/100)
-
-    vert = int((data['BME280']['press']['val']-960)*neopixel_max_value/70)
-    if vert > neopixel_max_value:
-        vert = neopixel_max_value
-    if vert < 0:
-        vert = 0
-
-    if print_data:
-        print("Col:{}".format((rouge, vert, bleu)))
-
-    return (rouge, vert, bleu)
-
 def set_clock_from_GPS():
     if gps_enable and gps.has_fix:
-        #Convert GPS timestamp into struct_time
+        #Congreen GPS timestamp into struct_time
         gps_datetime =  time.struct_time((gps.timestamp_utc.tm_year,
                                           gps.timestamp_utc.tm_mon,
                                           gps.timestamp_utc.tm_mday,
@@ -279,7 +279,7 @@ while True:
         if backup_data:
             data.write_on_flash()
         if data_to_neopixel:
-            pixel[0] = update_neopixel(data.data)
+            pixel[0] = data.atmo2rgb()
 
         gc.collect()
         # micropython.mem_info(1)