reaktion

reaktion.ino

#include <Bounce2.h>

#include <LiquidCrystal.h>

#define LARGEBTN 10
#define SMALLBTN 11
#define BUZZER 9

//Bounce largeBouncer = Bounce( LARGEBTN, 35 );
Bounce largeBouncer = Bounce();
Bounce smallBouncer = Bounce();
//Bounce smallBouncer = Bounce( SMALLBTN, 5);

LiquidCrystal lcd(2, 3, 4, 5, 6, 7, 8);
char lastChar;
unsigned long lastCharTime = 0;
void setup() {
  pinMode(LARGEBTN,INPUT);
  pinMode(SMALLBTN, INPUT);
  pinMode(BUZZER, OUTPUT);
  Serial.begin(115200);
  // set up the LCD's number of rows and columns:
  lcd.begin(16, 2);
  // Print a message to the LCD.
  lcd.print("Hej Jakob");
  lcd.setCursor(0,1);
  lcd.print("Nu jeg klar!");
  largeBouncer.attach(LARGEBTN);
  smallBouncer.attach(SMALLBTN);
  largeBouncer.interval(5);
  smallBouncer.interval(5);
}

void loop() {
  // Update the debouncer
  largeBouncer.update();
  smallBouncer.update();
  if(smallBouncer.read()) {
    startGame();
  }
  
  
}
void startGame() {
  int wait = random(5, 15);
  lcd.clear();
  lcd.setCursor(0,0);
  
  lcd.write("Wait: ");
  lcd.print(wait, 10);
  lcd.write(" secs");
  delay(wait*1000);
  
  sound();
  
  long starTime = millis();
  while(largeBouncer.read() == LOW) {
    largeBouncer.update();
    smallBouncer.update();
  }
  Serial.write("STOP! hammer time\n");
  long endTime = millis();
  
  lcd.setCursor(0, 1);
  lcd.print(endTime-starTime, 10);
  lcd.write("ms");
  Serial.print(endTime-starTime);
  Serial.write("ms\n");

}
void handleLcd()
{
  if (Serial.available()) {

      if(millis() - lastCharTime > 100) {
        lcd.clear();
      }
      lastChar = Serial.read();
      if(lastChar == 10) // 10 == newline
      {
        lcd.setCursor(0,1);
      } else {
        lcd.write(lastChar);
      }
      lastCharTime = millis();
    }
}
void sound()
{
  digitalWrite(BUZZER, HIGH);
  delay(100);
  digitalWrite(BUZZER, LOW);
}