#include <Wire.h>;
void setup() {
  Wire.begin();
  Serial.print(9600);
  while (!Serial);
  Serial.println("\n12c Scanner");
}
void loop() {
 byte error,address;
 int nDevices;
 Serial.println("scaning...");

 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 0x");
    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);

}