char led_red = 23;
char led_yellow = 19;
char led_green = 18;

char pb_blue = 25;
char pb_green = 27;



// i have a variable name led_red
//its value is 23

// i have a variable name led_yellow
//its value is 19

// i have a variable name led_green
//its value is 18

void setup() {
  // put your setup code here, to run once:
 pinMode(led_red,OUTPUT);
 pinMode(led_yellow,OUTPUT);
 pinMode(led_green,OUTPUT);
 pinMode(pb_blue,INPUT);
 pinMode(pb_green,INPUT);
 Serial.begin(115200); 
// 115200 is the data rate

 //115200 bit per second , the data flow spped
 //Serial.println("Testing 1!");

}



void loop() {
  // put your main code here, to run repeatedly:
  // Read pin 25 (blue pb) and print out the value
  char val_pb_blue;

  val_pb_blue = digitalRead(pb_blue);
  Serial.print("Blue PB = "); Serial.println(val_pb_blue, DEC);


 // Serial.println("Off");
 // digitalWrite(led_red,LOW);
  //delay(1000);
  //digitalWrite(led_yellow,LOW);
  //delay(2000);
  //digitalWrite(led_green,LOW);
  //delay(3000);
}