// ===========================================
// Simulasi Kontrol LED menggunakan Instruksi Mikroprosesor
// Instruksi: MOV, ADD, OUT
// Model Register: A, B, dan Accumulator
// ===========================================

int A = 0; // Register A
int B = 0; // Register B
int ACC = 0; // Accumulator
int ledPin = 2; // Output port (LED)

void setup() {
  pinMode(ledPin, OUTPUT);
  Serial.begin(9600);
  Serial.println("=== Simulasi Kontrol LED dengan Set Instruksi Mikroprosesor ===");

  // ===== Instruksi 1: MOV A, 1 =====
  Serial.println("\nInstruksi 1: MOV A, 1");
  A = 1;
  Serial.print("Register A = "); Serial.println(A);

  // ===== Instruksi 2: MOV B, 0 =====
  Serial.println("Instruksi 2: MOV B, 0");
  B = 0;
  Serial.print("Register B = "); Serial.println(B);

  // ===== Instruksi 3: ADD A, B =====
  Serial.println("Instruksi 3: ADD A, B");
  ACC = A + B;
  Serial.print("Accumulator (A + B) = "); Serial.println(ACC);
  
  // ===== Instruksi 4: OUT A =====
  Serial.println("Instruksi 4: OUT A");
  if (ACC == 1) {
  digitalWrite(ledPin, HIGH); // LED ON
  Serial.println("LED = ON");
} else {
  digitalWrite(ledPin, LOW); // LED OFF
  Serial.println("LED = OFF");
}
  delay(2000);

  // ===== Instruksi 5: SUB A, A (matikan LED) =====
  Serial.println("\nInstruksi 5: SUB A, A");
  ACC = A - A;
  Serial.print("Accumulator = "); Serial.println(ACC);
  Serial.println("Instruksi 6: OUT A");
  digitalWrite(ledPin, LOW);
  Serial.println("LED = OFF");
}

void loop() {
// Tidak ada proses berulang
}