#include <Wire.h>;
void setup() {
  Wire.begin();
  Serial.begin(9600);
  while (!Serial);
  Serial.println("\nI2C Scanner");
}
void loop() {
  byte error, address;
  int nDevices;
  Serial.println("Scanning...");  
  
  nDevices = 0;
  for(address =1; address < 127; address++) {
    Wire.beginTransmission(address);
    error = Wire.endTransmission();

    if(error == 0) {
      Serial.print("ditemukan perangkat i2c pada alamat 0x");
      if (address<16)
      Serial.print("0");
      Serial.print(address,HEX);
      Serial.println("!");
      nDevices++;
    }
    else if (error == 4) {
      Serial.print("tidak ditemukan Alamat 12c\n");
      if (address<16)
      Serial.print("0");
      Serial.println(address,HEX);
    }
  }
  if (nDevices==0)
  Serial.println("Tidak ditemukan alamat i2c\n");
  else
  Serial.println("selesai\n");
  delay(5000);

}