const int RED = 9; //const = can't be changed, int = integer = whole numbers
const int GREEN = 6; //Number equalls pin
const int BLUE = 5;

int REDval; //Makes a variable for later
int GREENval;
int BLUEval;

int userInput[13]; //Raw input from serial buffer, 13 bytes
int startbyte;   //start byte, begin readin input
int i;

long previousMillis = 0;
long blinkinterval = 1000;
long pulsinterval = 10;

void setup()
{
  Serial.begin(9600); //initialize serial communication
  REDval = 255; //setting the start value of each variable
  GREENval = 255;
  BLUEval = 255;
  update();
}
void update()
{
  analogWrite(RED, REDval); //analogWrite needs to conditions: first is pin
  analogWrite(GREEN, GREENval); //second is value
  analogWrite(BLUE, BLUEval); //the update function keeps track of the value
}

void loop()
{
 //wait for serial input (min 13 bytes in buffer)
 if (Serial.available() >12){
   //If it's really the "true character" ('f')
if (Serial.read() != 'f') {
     Serial.print("Error in first");
     Serial.flush();
     return;
   }

   if (Serial.read() != ' '){
       Serial.print("Error in second");
       Serial.flush();
       return;
   }
   Serial.print("Woohoo, made it past all the checks!!");
   Serial.flush();
 }

}