#include <Arduino.h> 

char numar;
int pin1 = 16;
int pin2 = 17;
int pin3 = 5;
int pin4 = 18;
int pin5 = 19;
int pin6 = 21;
int pin7 = 22;
int pin8 = 23;
int touchPin = 2; 

void setup() {
  Serial.begin(115200); // Inițializare port serial
  pinMode(pin1, OUTPUT);
  pinMode(pin2, OUTPUT);
  pinMode(pin3, OUTPUT);
  pinMode(pin4, OUTPUT);
  pinMode(pin5, OUTPUT);
  pinMode(pin6, OUTPUT);
  pinMode(pin7, OUTPUT);
  pinMode(pin8, OUTPUT);
  pinMode(touchPin, INPUT);
}

void loop() {
  if (Serial.available()) { // Verifică dacă sunt date disponibile la portul serial
    numar = Serial.read(); // Citire caracter de la portul serial
    Serial.print("Received character: ");
    Serial.println(numar); // Afișare caracter citit în consola serială
    switch (numar) {
      case '0':
        digitalWrite(pin1, LOW);
        digitalWrite(pin2, LOW);
        digitalWrite(pin3, LOW);
        digitalWrite(pin4, LOW);
        digitalWrite(pin5, LOW);
        digitalWrite(pin6, LOW);
        digitalWrite(pin7, LOW);
        digitalWrite(pin8, LOW);
        break;
      case '1':
        digitalWrite(pin1, HIGH);
        break;
      case '2':
        digitalWrite(pin1, HIGH);
        digitalWrite(pin2, HIGH);
        digitalWrite(pin3, HIGH);
        digitalWrite(pin4, HIGH);
        digitalWrite(pin5, HIGH);
        digitalWrite(pin6, HIGH);
        digitalWrite(pin7, HIGH);
        digitalWrite(pin8, HIGH);
        break;
      case '3':
        digitalWrite(pin4, HIGH);
        digitalWrite(pin5, HIGH);
        digitalWrite(pin6, HIGH);
        break;
      case '4':
        digitalWrite(pin1, HIGH);
   delay(1000);
   digitalWrite(pin1,LOW);
   digitalWrite(pin2, HIGH);
   delay(1000);
   digitalWrite(pin2, LOW);
   digitalWrite(pin3, HIGH);
   delay(1000);
   digitalWrite(pin3, LOW);
  digitalWrite(pin4, HIGH);
  delay(1000);
  digitalWrite(pin4, LOW);
 digitalWrite(pin5, HIGH);
 delay(1000);
 digitalWrite(pin5, LOW);
 digitalWrite(pin6, HIGH);
 delay(1000);
 digitalWrite(pin6, LOW);
 digitalWrite(pin7, HIGH);
 delay(1000);
 digitalWrite(pin7, LOW);
 digitalWrite(pin8, HIGH);
 delay(1000);
 digitalWrite(pin8,LOW);
 delay(1000);

        break;
      case '5':
      digitalWrite(pin8, HIGH);
delay(1000);
 digitalWrite(pin8,LOW);
 digitalWrite(pin7, HIGH);
 delay(1000);
 digitalWrite(pin7, LOW);
 digitalWrite(pin6, HIGH);
 delay(1000);
 digitalWrite(pin6, LOW);
 digitalWrite(pin5, HIGH);
 delay(1000);
 digitalWrite(pin5, LOW);
 digitalWrite(pin4, HIGH);
  delay(1000);
  digitalWrite(pin4, LOW);
digitalWrite(pin3, HIGH);
   delay(1000);
   digitalWrite(pin3, LOW);
digitalWrite(pin2, HIGH);
   delay(1000);
   digitalWrite(pin2, LOW);
  digitalWrite(pin1, HIGH);
   delay(1000);
   digitalWrite(pin1,LOW);

        break;
      case '6':
        int touchVal = digitalRead(touchPin);
        if (touchVal == LOW) {
          digitalWrite(pin7, HIGH);
        } else {
          digitalWrite(pin7, LOW);
        }
        break;
    }
  }
  delay(20);
}