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1f4a9497e7
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// ======= IMPORT LIBRARY & DEFINISI PIN =======
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#include <DHT.h>
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#include <ESP32Servo.h>
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#include <Wire.h>
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#include <RTClib.h>
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#define DHTPIN 4
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#define DHTTYPE DHT22
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#define FAN_PIN_2 26
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#define SERVO_PIN 14
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#define LIMIT_SWITCH_PIN 27
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#define I2C_SDA_PIN_0 21
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#define I2C_SCL_PIN_0 22
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// ======= DEKLARASI OBJEK =======
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DHT dht(DHTPIN, DHTTYPE);
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Servo myServo;
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RTC_DS3231 rtc;
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// ======= VARIABEL GLOBAL =======
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float suhu = NAN;
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float kelembapan = NAN;
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bool isAutoMode = false;
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bool isIncubationStarted = false;
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int currentDay = 1;
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int currentServoPos = 40;
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int servoAngleByDay = 40;
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unsigned long lastDHTRead = 0;
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const unsigned long DHT_INTERVAL = 10000;
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DateTime tanggalMulai;
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int overrideDay = 0;
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unsigned long lastStatusPrint = 0;
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const unsigned long STATUS_PRINT_INTERVAL = 2000;
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// ======= ARRAY UNTUK FILTER SENSOR DHT =======
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const int NUM_DHT_READINGS = 10;
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float dhtTempReadings[NUM_DHT_READINGS];
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float dhtHumReadings[NUM_DHT_READINGS];
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int dhtReadingIndex = 0;
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bool dhtReadingsInitialized = false;
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// ======= ARRAY UNTUK HISTORI HARIAN =======
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float dailyTemperatures[21];
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float dailyHumidities[21];
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int dailyVentAngles[21];
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// ======= VARIABEL TAMBAHAN SISTEM =======
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int angleReadingIndex = 0;
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bool angleReadingsInitialized = false;
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uint32_t lastTickUpdate = 0;
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bool detachServoFlag = false;
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uint32_t detachServoTick = 0;
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uint32_t skipTick = 0;
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// ======= FUNGSI PERHITUNGAN HARI INKUBASI =======
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void hitungHariInkubasi() {
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if (overrideDay > 0) {
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} else if (!isIncubationStarted) {
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} else {
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DateTime now = rtc.now();
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TimeSpan durasi = now - tanggalMulai;
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currentDay = durasi.days() + 1;
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if (currentDay < 1) currentDay = 1;
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if (currentDay > 21) currentDay = 21;
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}
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}
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// ======= FUNGSI SET TANGGAL MULAI INKUBASI MANUAL =======
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void setTanggalMulaiManualHariKe(int hariKe) {
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DateTime now = rtc.now();
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if (hariKe < 1) hariKe = 1;
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if (hariKe > 21) hariKe = 21;
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DateTime newStart = now - TimeSpan(hariKe - 1, 0, 0, 0);
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tanggalMulai = newStart;
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overrideDay = 0;
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currentDay = hariKe;
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isAutoMode = true;
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isIncubationStarted = true;
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tampilkanStatus();
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Serial.printf("Tgl mulai diset ke %02d-%02d-%04d (Hari %d), mode AUTO aktif.\n",
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tanggalMulai.day(), tanggalMulai.month(), tanggalMulai.year(), hariKe);
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}
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// ======= FUNGSI BACA SUHU TERFILTER =======
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float readFilteredTemperature() {
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float rawTemp = dht.readTemperature();
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if (isnan(rawTemp)) {
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if (dhtReadingsInitialized || dhtReadingIndex > 0) {
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float sum = 0;
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int count = 0;
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if (dhtReadingsInitialized) {
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for (int i = 0; i < NUM_DHT_READINGS; i++) sum += dhtTempReadings[i];
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count = NUM_DHT_READINGS;
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} else {
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for (int i = 0; i < dhtReadingIndex; i++) sum += dhtTempReadings[i];
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count = dhtReadingIndex;
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}
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if (count > 0) return sum / count;
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}
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return suhu;
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}
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dhtTempReadings[dhtReadingIndex] = rawTemp;
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dhtReadingIndex = (dhtReadingIndex + 1) % NUM_DHT_READINGS;
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if (dhtReadingIndex == 0) dhtReadingsInitialized = true;
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float sum = 0;
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int count = 0;
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if (dhtReadingsInitialized) {
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for (int i = 0; i < NUM_DHT_READINGS; i++) sum += dhtTempReadings[i];
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count = NUM_DHT_READINGS;
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} else {
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for (int i = 0; i < dhtReadingIndex; i++) sum += dhtTempReadings[i];
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count = dhtReadingIndex;
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}
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if (count == 0) return rawTemp;
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return sum / count;
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}
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// ======= FUNGSI BACA KELEMBAPAN TERFILTER =======
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float readFilteredHumidity() {
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float rawHum = dht.readHumidity();
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if (isnan(rawHum)) {
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if (dhtReadingsInitialized || dhtReadingIndex > 0) {
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float sum = 0;
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int count = 0;
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if (dhtReadingsInitialized) {
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for (int i = 0; i < NUM_DHT_READINGS; i++) sum += dhtHumReadings[i];
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count = NUM_DHT_READINGS;
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} else {
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for (int i = 0; i < dhtReadingIndex; i++) sum += dhtHumReadings[i];
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count = dhtReadingIndex;
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}
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if (count > 0) return sum / count;
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}
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return kelembapan;
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}
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dhtHumReadings[dhtReadingIndex] = rawHum;
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float sum = 0;
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int count = 0;
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if (dhtReadingsInitialized) {
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for (int i = 0; i < NUM_DHT_READINGS; i++) sum += dhtHumReadings[i];
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count = NUM_DHT_READINGS;
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} else {
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for (int i = 0; i < dhtReadingIndex; i++) sum += dhtHumReadings[i];
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count = dhtReadingIndex;
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}
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if (count == 0) return rawHum;
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return sum / count;
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}
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// ======= FUNGSI BACA SENSOR DHT SECARA PERIODIK =======
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void bacaSensor() {
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suhu = readFilteredTemperature();
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kelembapan = readFilteredHumidity();
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Serial.printf("DHT: Suhu=%.2fC, Kelembapan=%.2f%%\n", suhu, kelembapan);
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}
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// ======= FUNGSI SIMPAN HISTORI HARIAN KE ARRAY =======
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void saveDailyHistory(int dayIndex, float temp, float hum, int ventAngle) {
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if (dayIndex >= 0 && dayIndex < 21) {
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dailyTemperatures[dayIndex] = temp;
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dailyHumidities[dayIndex] = hum;
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dailyVentAngles[dayIndex] = ventAngle;
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Serial.printf("Riwayat Hari %d tersimpan: S=%.2f, K=%.2f, Vent=%d\n",
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dayIndex + 1, temp, hum, ventAngle);
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} else {
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Serial.println("Indeks hari tidak valid.");
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}
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}
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// ======= FUNGSI RESET HISTORI HARIAN =======
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void loadDailyHistory() {
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Serial.println("Inisialisasi riwayat harian...");
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for (int i = 0; i < 21; i++) {
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dailyTemperatures[i] = 0.0;
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dailyHumidities[i] = 0.0;
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dailyVentAngles[i] = 0;
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}
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Serial.println("Riwayat harian terinisialisasi.");
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}
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void clearDailyHistory() {
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Serial.println("Mengosongkan riwayat harian (RAM)...");
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for (int i = 0; i < 21; i++) {
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dailyTemperatures[i] = 0.0;
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dailyHumidities[i] = 0.0;
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dailyVentAngles[i] = 0;
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}
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Serial.println("Riwayat harian terkuras (RAM).");
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}
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// ======= FUNGSI SETUP AWAL SISTEM =======
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void setup() {
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delay(2000);
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Serial.begin(115200);
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loadDailyHistory();
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Wire.begin(I2C_SDA_PIN_0, I2C_SCL_PIN_0);
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Serial.printf("I2C Bus 0 aktif: SDA=%d, SCL=%d\n", I2C_SDA_PIN_0, I2C_SCL_PIN_0);
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Serial.println("Inkubator ON");
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Serial.println("Memuat...");
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delay(2000);
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angleReadingsInitialized = true;
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angleReadingIndex = 0;
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dht.begin();
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Serial.println("Sensor DHT22 aktif.");
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pinMode(FAN_PIN_2, OUTPUT);
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pinMode(LIMIT_SWITCH_PIN, INPUT_PULLUP);
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digitalWrite(FAN_PIN_2, LOW);
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myServo.attach(SERVO_PIN);
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myServo.write(currentServoPos);
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if (!rtc.begin(&Wire)) {
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Serial.println("RTC tidak terdeteksi/gagal!");
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tanggalMulai = DateTime(F(__DATE__), F(__TIME__));
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isIncubationStarted = false;
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currentDay = 1;
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} else {
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Serial.println("RTC berhasil aktif.");
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if (rtc.lostPower()) {
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rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
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}
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isIncubationStarted = false;
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currentDay = 1;
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tanggalMulai = rtc.now();
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}
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if (rtc.now() < tanggalMulai) {
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tanggalMulai = rtc.now();
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}
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isAutoMode = false;
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currentDay = 1;
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Serial.println("Sistem ON. Mode MANUAL aktif.");
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}
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// ======= FUNGSI LOOP UTAMA =======
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void loop() {
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unsigned long nowMillis = millis();
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// Filter agar loop tidak terlalu sering jalan
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if (nowMillis - skipTick >= 50) {
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skipTick = nowMillis;
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} else {
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return;
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}
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// ======= BAGIAN PEMROSESAN PERINTAH DARI SERIAL =======
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if (Serial.available()) {
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String input = Serial.readStringUntil('\n');
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input.trim();
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if (input.startsWith("start ")) {
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int d, m, y;
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if (sscanf(input.c_str(), "start %d-%d-%d", &d, &m, &y) == 3) {
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tanggalMulai = DateTime(y, m, d);
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currentDay = 1;
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isAutoMode = true;
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overrideDay = 0;
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isIncubationStarted = true;
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clearDailyHistory();
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Serial.printf("Inkubasi mulai: %02d-%02d-%04d (Hari %d).\n", d, m, y, currentDay);
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} else {
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Serial.println("Format salah! Gunakan: start DD-MM-YYYY");
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}
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} else if (input.startsWith("setday ")) {
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int h = input.substring(7).toInt();
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setTanggalMulaiManualHariKe(h);
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} else if (input.equalsIgnoreCase("auto")) {
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if (isIncubationStarted) {
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isAutoMode = true;
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Serial.println("Mode: AUTO aktif.");
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} else {
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Serial.println("Inkubasi belum dimulai. Gunakan 'start DD-MM-YYYY'.");
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}
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} else if (input.equalsIgnoreCase("manual")) {
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if (!isIncubationStarted) {
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isAutoMode = false;
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Serial.println("Mode: MANUAL aktif.");
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} else {
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Serial.println("Inkubasi sedang berjalan. Mode MANUAL tidak diizinkan.");
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isAutoMode = true;
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}
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} else if (input.equalsIgnoreCase("stop")) {
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isIncubationStarted = false;
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isAutoMode = false;
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currentDay = 1;
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tanggalMulai = rtc.now();
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clearDailyHistory();
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matikanSemua();
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Serial.println("Inkubasi berhenti. Aktuator OFF. Mode MANUAL aktif.");
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}
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}
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// ======= BAGIAN PERHITUNGAN PERGANTIAN HARI INKUBASI OTOMATIS =======
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if (isIncubationStarted && overrideDay == 0) {
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DateTime now = rtc.now();
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TimeSpan durasi = now - tanggalMulai;
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int calculatedDay = durasi.days() + 1;
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if (calculatedDay != currentDay && calculatedDay >= 1 && calculatedDay <= 21) {
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if (currentDay >= 1 && currentDay <= 21) {
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saveDailyHistory(currentDay - 1, suhu, kelembapan, currentServoPos);
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}
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currentDay = calculatedDay;
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Serial.printf("Hari berubah ke Hari %d. (%s)\n", currentDay, now.timestamp().c_str());
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}
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}
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// ======= BAGIAN PEMBACAAN SENSOR DHT PERIODIK =======
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if (nowMillis - lastDHTRead >= DHT_INTERVAL) {
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bacaSensor();
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lastDHTRead = nowMillis;
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}
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// ======= BAGIAN MODE OTOMATIS KONTROL KIPAS DAN SERVO =======
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if (isAutoMode) {
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bool fan2State = false;
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if (suhu > 38.0 || kelembapan > 70) {
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digitalWrite(FAN_PIN_2, HIGH);
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fan2State = true;
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} else if (suhu < 37.6 && kelembapan < 68) {
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digitalWrite(FAN_PIN_2, LOW);
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fan2State = false;
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}
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digitalWrite(FAN_PIN_2, fan2State ? HIGH : LOW);
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// ======= BAGIAN PENYESUAIAN SUDUT SERVO BERDASARKAN HARI INKUBASI =======
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switch (currentDay) {
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case 1: case 2: case 3:
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servoAngleByDay = 40;
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break;
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case 4:
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servoAngleByDay = 60;
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break;
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case 5:
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servoAngleByDay = 85;
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break;
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case 6:
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servoAngleByDay = 110;
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break;
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case 7 ... 17:
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servoAngleByDay = 135;
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break;
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case 18: case 19: case 20: case 21:
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servoAngleByDay = 40;
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break;
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default:
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servoAngleByDay = 40;
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break;
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}
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// ======= BAGIAN GERAKKAN SERVO VENTILASI JIKA PERLU =======
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if (currentServoPos != servoAngleByDay) {
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if (bolehGerakKe(servoAngleByDay)) {
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myServo.write(servoAngleByDay);
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Serial.printf("✅ Servo ke %d°\n", servoAngleByDay);
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delay(200);
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currentServoPos = servoAngleByDay;
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detachServoFlag = true;
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detachServoTick = millis();
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} else {
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Serial.println("🚫 Servo tertahan (limit switch/sudut tidak valid).");
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}
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} else {
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if (detachServoFlag) {
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if (millis() - detachServoTick >= 500) {
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detachServoFlag = false;
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myServo.detach();
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Serial.println("Servo terlepas");
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}
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}
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}
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} else {
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// ======= MODE MANUAL: KIPAS & SERVO KE KONDISI DEFAULT =======
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digitalWrite(FAN_PIN_2, LOW);
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myServo.write(40);
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currentServoPos = 40;
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}
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// ======= TAMPILKAN STATUS KE SERIAL SETIAP INTERVAL =======
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if (nowMillis - lastStatusPrint >= STATUS_PRINT_INTERVAL) {
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tampilkanStatus();
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lastStatusPrint = nowMillis;
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}
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// ======= PERHITUNGAN ULANG HARI INKUBASI TIAP 1 DETIK (REDUNDAN) =======
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if (nowMillis - lastTickUpdate >= 1000) {
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if (isIncubationStarted && overrideDay == 0) {
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DateTime now = rtc.now();
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TimeSpan durasi = now - tanggalMulai;
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int calculatedDay = durasi.days() + 1;
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if (calculatedDay != currentDay && calculatedDay >= 1 && calculatedDay <= 21) {
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saveDailyHistory(currentDay - 1, suhu, kelembapan, currentServoPos);
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currentDay = calculatedDay;
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Serial.printf("Hari berubah ke Hari %d.\n", currentDay);
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}
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}
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lastTickUpdate = nowMillis;
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}
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}
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// ======= FUNGSI MATIKAN SEMUA AKTUATOR =======
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void matikanSemua() {
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digitalWrite(FAN_PIN_2, LOW);
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Serial.println("Kipas OFF.");
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myServo.write(40);
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currentServoPos = 40;
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Serial.println("Servo ventilasi ke 40°.");
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Serial.println("Semua aktuator OFF.");
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}
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// ======= FUNGSI TAMPILKAN STATUS SISTEM =======
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void tampilkanStatus() {
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Serial.printf("Status: S=%.2fC, K=%.2f%%, Hari=%d, Vent=%d°\n",
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suhu, kelembapan, currentDay, currentServoPos);
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}
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// ======= FUNGSI CEK APAKAH SERVO BOLEH BERGERAK KE SUDUT TERTENTU =======
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bool bolehGerakKe(int targetAngle) {
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if (digitalRead(LIMIT_SWITCH_PIN) == LOW) {
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Serial.println("Limit switch aktif, servo diblokir.");
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return false;
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}
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if (targetAngle < 40 || targetAngle > 135) {
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Serial.printf("Sudut target %d° di luar jangkauan (40-135°).\n", targetAngle);
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return false;
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}
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return true;
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}
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