int tombol = 4; //deklarasi variabel tombol pada pin 2
int led_hijau = 16;  
#include <WiFi.h>
int jumlahTekanan;


void setup() {
  Serial.begin(115200);
  WiFi.scanNetworks();
  pinMode(tombol, INPUT); 
  pinMode(led_hijau, OUTPUT); 
}

void loop() {
  int statusTombol = digitalRead(tombol); 
  int networks =   WiFi.mode(WIFI_STA);


  if(statusTombol==HIGH){ 
    jumlahTekanan ++; 
    delay(200); 
    if(jumlahTekanan==1){
      Serial.println("Scan Wifi...");
      digitalWrite(led_hijau, HIGH);
      Serial.print(networks);
       Serial.println(" Networks Found!");
    for(int i= 0; i < networks; i++){
      Serial.print("WiFi ke-");
      Serial.println(i+1);
      Serial.println(WiFi.SSID(i));
      Serial.println(WiFi.RSSI(i));
     
    }
    }
    else if(jumlahTekanan==2){
      digitalWrite(led_hijau, LOW);
      jumlahTekanan=0;
      Serial.println("mati");
    }
  }
}