     int R = param[1].asInt();
     int B = param[2].asInt();
 
-    //FastLED.clear();
     for (int i = 0; i < NUM_LEDS; i++) {
-      leds[i].setRGB( R/4, G/4, B/4);
+      leds[i].setRGB( R / 4, G / 4, B / 4);
     }
     FastLED.show();
 

/*
   Tacco corno GCIB 2017 Focherini Carpi
   The program is made for ESP8266 NodeMCU, one NeoPixel strip on pin D5.
   The dashboard is Blynk, with On-Off -switch-,single color -button- and 
   zeRGBa -widget- .
   I used a level shifter for control the data to the NeoPixel.
   
   Maker: Davide Gariselli
   Teacher: Elena Menozzi
*/

CRGB leds[NUM_LEDS];
#define BRIGHTNESS  128 // 2^8 value
// -----------------------------------
// if you want to use integer nuumber:  R*256*256 + G*256 + B = int
int colors[NUM_LEDS * 3] = {249, 10, 10, 255, 102, 0, 250, 242, 14, 13, 255, 21, 13, 94, 255, 167, 13, 255, 223, 117, 249, 255, 255, 255}; // only 2^8 colors
bool power = 0;
// ---------------------

