1  // SPDX-FileCopyrightText: 2018 Mikey Sklar for Adafruit Industries
 2  //
 3  // SPDX-License-Identifier: MIT
 4  
 5  #include <Adafruit_NeoPixel.h>
 6  #ifdef __AVR__
 7    #include <avr/power.h>
 8  #endif
 9  
10  // Which pin on the Arduino is connected to the NeoPixels?
11  // On a Trinket or Gemma we suggest changing this to 1
12  #define PIN            4
13  
14  // Color Segments
15  #define APIXELS      14 // number of first orange pixels 
16  #define BPIXELS      84 // number of blue pixels
17  #define CPIXELS      93 // second orange pixels
18  
19  // When we setup the NeoPixel library, we tell it how many pixels, and which pin to use to send signals.
20  // Note that for older NeoPixel strips you might need to change the third parameter--see the strandtest
21  // example for more information on possible values.
22  Adafruit_NeoPixel pixels = Adafruit_NeoPixel(93, PIN, NEO_GRB + NEO_KHZ800);
23  
24  int delayval = 10; // delay for half a second
25  
26  void setup() {
27    // This is for Trinket 5V 16MHz, you can remove these three lines if you are not using a Trinket
28  #if defined (__AVR_ATtiny85__)
29    if (F_CPU == 16000000) clock_prescale_set(clock_div_1);
30  #endif
31    // End of trinket special code
32  
33    pixels.begin(); // This initializes the NeoPixel library.
34  }
35  
36  void loop() {
37  
38    // For the first 14 pixels, make them orange, starting from pixel number 0.
39    for(int i=0;i<APIXELS;i++){
40      pixels.setPixelColor(i, pixels.Color(255,50,0)); // Set Pixels to Orange Color
41      pixels.show(); // This sends the updated pixel color to the hardware.
42      delay(delayval); // Delay for a period of time (in milliseconds).
43    }
44  
45    // Fill up 84 pixels with blue, starting with pixel number 14.
46    for(int i=14;i<BPIXELS;i++){
47      pixels.setPixelColor(i, pixels.Color(0,250,200)); // Set Pixels to Blue Color
48      pixels.show(); // This sends the updated pixel color to the hardware.
49      delay(delayval); // Delay for a period of time (in milliseconds).
50  
51    }
52    
53    // Fill up 9 pixels with orange, starting from pixel number 84.
54    for(int i=84;i<CPIXELS;i++){
55      pixels.setPixelColor(i, pixels.Color(250,50,0)); //Set Pixels to Orange Color
56      pixels.show(); // This sends the updated pixel color to the hardware.
57      delay(delayval); // Delay for a period of time (in milliseconds).
58    }
59  }