int chan1 = 2;
int chan2 = 3;
int chan3 = 4;
int chan4 = 7;  //channels 5 and 6 have known PWM sync issues
int chan5 = 8;
int chan6 = 9;
int chan7 = 10;

int v1 = 255
int v2 = 204
int v3 = 102

//ADDED BY NOAM
int vcurrent[12];

int tsecond = 1
int skiv = 100 //reference potentiometer value in case no input is detected
int skivPin = 2


int pulseUp(ta, te, xch){ //PULSE FUNCTION UP; ta = pulse time anfang, te = pulse time ende, xch = channel
  if (tsecond > ta && tsecond <= (ta + 25)) { //FADE UP
        vcurrent[xch] = vcurrent[xch] + 2;
  }
  if (tsecond > (ta + 25) && tsecond <= (te - 25)) { //HOLD AT 255
    vcurrent[xch] = v1;
  }
  if (tsecond > (te - 25) && tsecond <= (te)) { ??FADE DOWN
    vcurrent[xch] = vcurrent[xch] - 2;
   }
   pinMode(xch, vcurrent[xch]);
}



//CHANGED BY NOAM
int pulseDown(ta, te, xch){ //PULSE FUNCTION DOWN; ta = pulse time anfang, te = pulse time ende, xch = channel
  if (tsecond > ta && tsecond <= (ta + 25)) {
    vcurrent[xch] = vcurrent[xch] - 4;
  }
  if (tsecond > (ta + 25) && tsecond <= (te - 25)) {
    vcurrent[xch] = v3;
  }
  if (tsecond > (te - 25) && tsecond <= (te)) {
    vcurrent[xch] = vcurrent[xch] + 4;
  }

  pinMode(xch, vcurrent[xch])
}

void setup()
{
  pinMode(chan1, OUTPUT);  //sets all channels to PWM output
  pinMode(chan2, OUTPUT);
  pinMode(chan3, OUTPUT);
  pinMode(chan4, OUTPUT);
  pinMode(chan5, OUTPUT);
  pinMode(chan6, OUTPUT);
  pinMode(chan7, OUTPUT);
  pinMode(skivPin, INPUT);
  //ADDED BY NOAM
  for (int i=0; i < 12; i++) vcurrent[i] = v2; //or whatever
}

void loop()
{
  tsecond++; //maybe (tsecond++)*k where k is default to 1 with adjustment for pattern speed
  if (tsecond > 1000) {
    tsecond = 1; //resets pattern
  }


  chan1pattern(tsecond);
  chan2pattern(tsecond);
  chan3pattern(tsecond);
  chan4pattern(tsecond);
  chan5pattern(tsecond);
  chan6pattern(tsecond);
  chan7pattern(tsecond);
  skiv = analogRead(skivPin); //reads potentiometer value
  delay(skiv); //sets delay to potentiometer value
}

// WRITE PATTERNS IN