int InputTXT_Int() {                
int val;
  while (Serial.available() == 0) ;  // Wait here until input buffer has a character
  {
    val = Serial.parseInt();        //  returns the first valid integer point number from the Serial buffer

    while (Serial.available() > 0)  
    {  Serial.read() ; }      // clear the keyboard buffer
  }
  return val;
}

float InputTXT_Float() {                
float val;
  while (Serial.available() == 0) ;  // Wait here until input buffer has a character
  {
    val = Serial.parseFloat();       //  returns the first valid floating point number from the Serial buffer

    while (Serial.available() > 0)  // .parseFloat() can leave non-numeric characters
    {  Serial.read() ; }      // clear the keyboard buffer
  }
  return val;
  
}
int Motor = 9 ;

void setup() {
  Serial.begin(9600);
  pinMode(Motor, OUTPUT);
  
}

void loop() {
  int speed , time ;
  Serial.println("-----Key Speed and Time to Motor Work-----");
  Serial.print("Speed Motor (1-255) = ");
  speed = InputTXT_Int();
  Serial.println(speed);
  Serial.print("Time Motor On (Sec) = ");
  time = InputTXT_Int();
  Serial.println(time);
  digitalWrite(Motor, speed);
  delay(time*1000);
  digitalWrite(Motor, LOW);
  Serial.println();

}