#define MAX_ID 100

unsigned char _id = 0; // id data berulang 0..99
float tegangan, arus, daya, energi, frekuensi, faktorDaya;

void setup() {
  Serial.begin(115200);
}

void loop() {
  if (_id >= MAX_ID)
    return;

  tegangan   = random(0, 100) / 7.8;
  arus       = random(0, 100) / 3.7;
  daya       = random(0, 100) / 6.2;
  energi     = random(0, 100) / 8.3;
  frekuensi  = random(0, 100) / 3.1;
  faktorDaya = random(0, 100) / 5.3;

  Serial.println(_id);
  Serial.printf("Tegangan......:: %.2fV\n", tegangan);
  Serial.printf("Arus..........:: %.2fA\n", arus);
  Serial.printf("Daya..........:: %.2fW\n", daya);
  Serial.printf("Energi........:: %.2fkWh\n", energi);
  Serial.printf("Frekuensi.....:: %.2fHz\n", frekuensi);
  Serial.printf("Faktor Daya...:: %.2f\n", faktorDaya);
  Serial.println();

  delay(2000);
}