Problem mit Taster

So, konnte es inzwischen nochmal testen....leider ohne erfolg.Zwar zählt er nun nicht mehr von alleine, dafür reagiert er nun nicht mehr auf den tasterdruck...was mich natürlich auch nicht weiterbringt...

hab den code inzwischen wie folgt geändert gehabt:

int enableA = 6;   // Motor A, PWM-Pin - L293D, Pin 9
int enableB = 5;   // Motor B, PWM-Pin - L293D, Pin 1
int enableC = 9;   // Motor A, PWM-Pin - L293D, Pin 9
int enableD = 10;   // Motor B, PWM-Pin - L293D, Pin 1
int out1A = 7; // Motor A, Steuerleitung 1 - L293D, Pin 15
int out2A = 2; // Motor A, Steuerleitung 2 - L293D, Pin 10
int out1B = 3; // Motor B, Steuerleitung 1 - L293D, Pin 7
int out2B = 4; // Motor B, Steuerleitung 2 - L293D, Pin 2
int out1C = 8; // Motor A, Steuerleitung 1 - L293D, Pin 15
int out2C = 11; // Motor A, Steuerleitung 2 - L293D, Pin 10
int out1D = 12; // Motor A, Steuerleitung 1 - L293D, Pin 15
int out2D = 13; // Motor A, Steuerleitung 2 - L293D, Pin 10
int buttonPin = 1;
int buttonState = 0;
int buttonPushCounter = 0;   // counter for the number of button presses
int lastButtonState = 0;  // previous state of the button

void setup() { 
   Serial.begin(9600);
  pinMode(enableA, OUTPUT); 
  pinMode(enableB, OUTPUT); 
    pinMode(enableC, OUTPUT); 
  pinMode(enableD, OUTPUT); 
  pinMode (out1A, OUTPUT);
  pinMode (out2A, OUTPUT);
  pinMode (out1B, OUTPUT);
  pinMode (out2B, OUTPUT);  
    pinMode (out1C, OUTPUT);
  pinMode (out2C, OUTPUT);
  pinMode (out1D, OUTPUT);
  pinMode (out2D, OUTPUT); 
  pinMode(buttonPin,INPUT);                      
    digitalWrite(enableA, HIGH);
    digitalWrite(enableB, HIGH);
    digitalWrite(enableC, HIGH);
    digitalWrite(enableD, HIGH);
}

void loop()
{
buttonState = digitalRead(buttonPin); // read the pushbutton input pin
  if (buttonState != lastButtonState) { // compare buttonState to previous state
lastButtonState = buttonState;
  if (buttonState == 1) {     // if the current state is 1 then the button
                            // went from off to on:
    buttonPushCounter++;
    Serial.println("on");
    Serial.print("  ");
    Serial.println(buttonPushCounter, DEC);

    switch (buttonPushCounter) {

	case 1:		              
	Serial.println("1");	    
	digitalWrite(out1A, LOW);   
    digitalWrite(out2A, HIGH);  
    digitalWrite(out1B, LOW);   
    digitalWrite(out2B, HIGH);  
    digitalWrite(out1C, LOW);  
    digitalWrite(out2C, HIGH);  
    digitalWrite(out1D, LOW);   
    digitalWrite(out2D, HIGH);  
    
delay (2000);
digitalWrite(out1A, LOW);   
    digitalWrite(out2A, LOW);  
       digitalWrite(out1B, LOW);   
    digitalWrite(out2B, LOW);  
    digitalWrite(out1C, LOW);   
    digitalWrite(out2C, LOW);  
    digitalWrite(out1D, LOW);   
    digitalWrite(out2D, LOW);  
    
    
        break;

case 2:		              
	Serial.println("2");	   
	digitalWrite(out1A, HIGH);   
    digitalWrite(out2A, LOW);  
    delay (2000);
digitalWrite(out1A, LOW);   
    digitalWrite(out2A, LOW);  
        break; ...