nano

Digispark_Test/Digispark_Test.ino

@@ -37,36 +37,38 @@ void HSVtoRGB(float H, float S,float V,int &R, int &G, int &B){
 
 
 #define PIN1            0
-#define PIN2            3
-#define PIN3            4
 #define NUMPIXELS      25 // 24
 #define CENTER 12.5
+int mode;
 Adafruit_NeoPixel pixels[] = {
   Adafruit_NeoPixel(NUMPIXELS, PIN1, NEO_GRB + NEO_KHZ800),
-  Adafruit_NeoPixel(NUMPIXELS, PIN2, NEO_GRB + NEO_KHZ800),
-  Adafruit_NeoPixel(NUMPIXELS, PIN3, NEO_GRB + NEO_KHZ800)
 };
-int PIN_COUNT = 3;
+int PIN_COUNT = 1;
 double hue = 0.0;
  void setup() {    
     
-   pinMode(1, OUTPUT); //LED on Model A   
+   pinMode(13, OUTPUT); //LED on Model A   
+   pinMode(10, INPUT); //LED on Model A   
+   digitalWrite(13, LOW); //LED on Model A   
    pinMode(PIN1, OUTPUT); 
-   pinMode(PIN2, OUTPUT); 
-   pinMode(PIN3, OUTPUT); 
-     for(int x=0;x<PIN_COUNT; x++) {
-        pixels[x].begin();
-      }
+    pixels[0].begin();
+    randomSeed(analogRead(10));
+    mode = random(1,4);
+    for(int i=0;i<=mode;i++) {
+     digitalWrite(13, LOW); //LED on Model A   
+     delay(100);
+     digitalWrite(13, HIGH); //LED on Model A   
+     delay(100);
+    }
  }
 
  // the loop routine runs over and over again forever:
  void loop() {
     static double power = 1.5;
     static double fac = 0.5/pow(0.5,power); 
-    for(int x=0;x<PIN_COUNT; x++) {
       for(int i=0;i<NUMPIXELS;i++){
         int r,g,b;
-        int hueOffset = (abs(CENTER-i)/(float)CENTER) * 50 * ( x + 1 );
+        int hueOffset = (abs(CENTER-i)/(float)CENTER) * 50 * ( mode );
         double h = (hue + hueOffset)/360.,y;
         while(h>1) h-=1;
         if(h<=0.5)
@@ -75,10 +77,10 @@ double hue = 0.0;
           y = 1-pow(1-h,power)*fac;
 
         HSVtoRGB(y*360, 100, 55,r,g,b);   
-        pixels[x].setPixelColor(i, pixels[x].Color(r,g,b)); // Moderately bright green color.
+        pixels[0].setPixelColor(i, pixels[0].Color(r,g,b)); // Moderately bright green color.
       }
-      pixels[x].show(); // This sends the updated pixel color to the hardware.
-   }
+      pixels[0].show(); // This sends the updated pixel color to the hardware.
+
    hue -= 0.4;
    if(hue>=360) {
     hue -= 360;
@@ -88,7 +90,7 @@ double hue = 0.0;
    }
       // digitalWrite(1, LOW); //LED on Model A   
     delay(15); // Delay for a period of time (in milliseconds).
-          digitalWrite(1, HIGH); //LED on Model A   
+    digitalWrite(13, LOW); //LED on Model A   
   }