Lasse :: Arduino :: Knight Rider

//Pin verbunden mit SH_CP des 74HC595
int shiftPin = 8;
//Pin verbunden mit ST_CP des 74HC595
int storePin = 9;
//Pin verbunden mit DS des 74HC595
int dataPin = 10;

int counter = 1;
int counter2 = 8 ;

int poti = 0;
int mintime = 10;


void setup() {
 // Pins 8,9,10 OUT
 pinMode(storePin, OUTPUT);
 pinMode(shiftPin, OUTPUT);
 pinMode(dataPin, OUTPUT);
}


void loop () {

 digitalWrite(storePin, LOW);
 shiftOut(dataPin, shiftPin, MSBFIRST, counter + counter2);
 digitalWrite(storePin, HIGH);

 // Potentiometer zwischen 0 und 1023)
 poti = analogRead(0);
 delay(mintime+poti/4);

 counter = counter * 2;
 if (counter > 255) {
   counter = 1;
 }

 counter2 = counter2 * 2;
 if (counter2 > 255) {
   counter2 = 1;
 }
}