arduino/oscilator/oscilator.pde

   1 /* Pong controller (for use with hPong)
   2  * <~~Harvie 2oo8
   3  */
   4
   5 #define inpin 0
   6 int min = 65535, max = 0;
   7 int stadium_max = 70;
   8 char offset = 0;
   9 float val = 0, oldval = -255;
  10 int sndPin = 12;
  11
  12 void setup()                    // run once, when the sketch starts
  13 {
  14   stadium_max+=offset;
  15   Serial.begin(19200);
  16   pinMode(sndPin, OUTPUT);
  17 }
  18
  19 void loop()                     // run over and over again
  20 {
  21   val = analogRead(inpin);
  22   if(val<min) min=val;
  23   if(val>max) max=val;
  24   val=(((val-(min))/(max-(min)))*stadium_max)-offset;
  25   /*if(val!=oldval) {
  26     oldval = val;
  27     //Serial.print(min, DEC); Serial.print("-"); Serial.print(max, DEC); Serial.print("\n");
  28     //Serial.print(val, DEC); Serial.print("\n");
  29     //Serial.print(val, BYTE);
  30   }*/
  31   val=val;
  32   digitalWrite(sndPin, HIGH);
  33   delay(val);
  34   digitalWrite(sndPin, LOW);
  35   delay(val);
  36 }