FastLED HSV Example

FastLED HSV Example

#include "FastLED.h"
#include <SPI.h>
#define NumPixels 50       // number of LEDs in strip - count starts at 0, not 1
#define DataRate_Mhz 8      // how fast data refreshes at - [----CHECK THIS----] - slower rates are more successful when timing is not essential!!!!!
#define DataPin 11          // data pin
#define ClockPin 13         // clock Pin
 
CRGB leds[NumPixels];

void setup()
{
 FastLED.addLeds<APA102,DataPin,ClockPin,BGR,DATA_RATE_MHZ(DataRate_Mhz)>(leds,NumPixels);
 Serial.begin(115200);                             // set the speed at which serial monitor will write at
 fill_solid(leds, NumPixels, CRGB(0,0,0));         // fill all black
 FastLED.show();                                   // show 
 delay(1000);                                      // saftey first
 pinMode(7, OUTPUT);                               // if using the prop shield this is required
 digitalWrite(7, HIGH);                            // if using the prop shield this is required
}

void loop() 
{
  static uint8_t hue = 0;
  for(int i = 0; i < NumPixels; i++) 
  {
  fill_solid(leds, NumPixels, CHSV(hue++,255,20)); // light up whole strip  
  // leds[i] = CHSV(hue++, 255, 255);               // Set the i'th led to red 
  FastLED.show();     // Show the leds
  delay(150);
  }
}