// C++ code
/*
Programa 1: Utilizar a interrupção do WDT para piscar um led a cada 4 segundos 
*/

/* REFERENCE: 
 * 
 * LAB Name: Arduino Timer Compare Match Interrupt
 * Author: Khaled Magdy
 * For More Info Visit: www.DeepBlueMbedded.com
*/

#define led_pin 7
#define btn_pin 5

volatile bool led_val = LOW;

void setup() {
  TCCR1A = 0; // Init Timer1A
  TCCR1B = 0; // Init Timer1B
  TCCR1B |= B00000110; // External Clock on T1 Pin (RISING)
  TCNT1 = 0;
  Serial.begin(9600);
}

void loop()
{
  Serial.print("Counter Ticks = ");
  Serial.println(TCNT1);
  delay(250);
}

/*
Aluno: Luiz Paulo Grafetti Terres
Data : Jun 14, 2024
Email: [email protected] || [email protected]
*/