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HiGrowESP32MQTT/HiGrowESP32MQTT.ino

@@ -1,142 +1,128 @@
-/*
-  HiGrowESP32MQTT
-  (c) Claus Kuehnel 2018-03-18 [email protected]
-
-  The ESP32 reads data from HiGrow device and publishes these via MQTT
-
-  based on https://github.com/LilyGO/higrowopen/tree/master/HiGrowEsp32
-*/
-
-#include <WiFi.h>
-#include <PubSubClient.h>
-#include "DHT.h"
-#include "credentials.h"
-
-#define DHTTYPE DHT11   // DHT 11
-//#define DHTTYPE DHT21   // DHT 21 (AM2301)
-//#define DHTTYPE DHT22   // DHT 22  (AM2302), AM2321
-#define uS_TO_S_FACTOR 1000000
-
-//int DEEPSLEEP_SECONDS = 1800; // 30 min
-int DEEPSLEEP_SECONDS = 180; // 3 min
-
-/* create an instance of PubSubClient client */
-WiFiClient espClient;
-PubSubClient client(espClient);
-
-uint64_t chipid;
-
-const int dhtpin = 22;
-const int soilpin = 32;
-const int POWER_PIN = 34;
-const int LIGHT_PIN = 33;
-
-// Initialize DHT sensor.
-DHT dht(dhtpin, DHTTYPE);
-
-// Temporary variables
-static char celsiusTemp[7];
-static char humidityTemp[7];
-char msg[20];
-
-/* topics */
-#define TEMP_TOPIC    "HiGrow/temp"
-#define HUMI_TOPIC    "HiGrow/humi"
-#define SOIL_TOPIC    "HiGrow/soil"
-#define LIGHT_TOPIC   "HiGrow/light"
-
-// Client variables 
-char linebuf[80];
-int charcount=0;
-
-char deviceid[21];
-
-void setup() 
-{
-  dht.begin();
-
-  Serial.begin(115200);
-  delay(2000); // wait for monitor
-
-  esp_sleep_enable_timer_wakeup(DEEPSLEEP_SECONDS * uS_TO_S_FACTOR);
-
-  pinMode(16, OUTPUT); // blue LED
-  pinMode(POWER_PIN, INPUT);
-  digitalWrite(16, LOW);  
-
-  chipid = ESP.getEfuseMac();
-  sprintf(deviceid, "%" PRIu64, chipid);
-  Serial.print("DeviceId: ");
-  Serial.println(deviceid);
-
-  connectWiFi();
-  configureMQTT();
-}
-
-void loop() 
-{
-  char body[1024];
-  digitalWrite(16, LOW); //switched on
-
-  /* if client was disconnected then try to reconnect again */
-  if (!client.connected()) {
-    mqttconnect();
-  }
-
-  sensorsData(body);
-  delay(500);
-  WiFi.disconnect(true);
-  Serial.println("Going to Deep Sleep..."); esp_deep_sleep_start();    // uncomment for deep sleep
-  delay(5000);               // used for test
-}
-
-void sensorsData(char* body)
-{
-  //This section reads all sensors
-
-  int waterlevel = analogRead(soilpin);
-  int lightlevel = analogRead(LIGHT_PIN);
-
-  waterlevel = map(waterlevel, 0, 4095, 0, 1023);
-  waterlevel = constrain(waterlevel, 0, 1023);
-  if (!isnan(waterlevel)) 
-  {
-    snprintf (msg, 20, "%d", waterlevel);
-    /* publish the message */
-    client.publish(SOIL_TOPIC, msg);
-  }
-
-  lightlevel = map(lightlevel, 0, 4095, 0, 1023);
-  lightlevel = constrain(lightlevel, 0, 1023);
-  if (!isnan(lightlevel)) 
-  {
-    snprintf (msg, 20, "%d", lightlevel);
-    /* publish the message */
-    client.publish(LIGHT_TOPIC, msg);
-  }
-
-  // Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
-  float humidity = dht.readHumidity();
-  if (!isnan(humidity)) 
-  {
-    snprintf (msg, 20, "%5.1f", humidity);
-    /* publish the message */
-    client.publish(HUMI_TOPIC, msg);
-  }
-
-  // Read temperature as Celsius (the default)
-  float temperature = dht.readTemperature();
-  if (!isnan(temperature)) 
-  {
-    snprintf (msg, 20, "%5.1f", temperature);
-    /* publish the message */
-    client.publish(TEMP_TOPIC, msg);
-  }
-
-  Serial.print("DevideId: "); Serial.println(deviceid);
-  Serial.print("Temperature: "); Serial.print(temperature); Serial.println(" *C");
-  Serial.print("Humidity: "); Serial.print(humidity); Serial.println(" %rF");
-  Serial.print("Soil: "); Serial.println(waterlevel);
-  Serial.print("Light: "); Serial.println(lightlevel);
-}
+/*
+  HiGrowESP32MQTT
+  (c) Claus Kuehnel 2018-03-18 [email protected]
+
+  The ESP32 reads data from HiGrow device and publishes these via MQTT
+
+  based on https://github.com/LilyGO/higrowopen/tree/master/HiGrowEsp32
+*/
+
+#include <WiFi.h>
+#include <PubSubClient.h>
+#include "DHT.h"
+#include "credentials.h"
+
+/* create an instance of PubSubClient client */
+WiFiClient espClient;
+PubSubClient client(espClient);
+
+uint64_t chipid;
+
+const int dhtpin = 22;
+const int soilpin = 32;
+const int POWER_PIN = 34;
+const int LIGHT_PIN = 33;
+
+// Initialize DHT sensor.
+DHT dht(dhtpin, DHTTYPE);
+
+// Temporary variables
+static char celsiusTemp[7];
+static char humidityTemp[7];
+char msg[20];
+
+// Client variables 
+char linebuf[80];
+int charcount=0;
+
+char deviceid[21];
+
+void setup() 
+{
+  dht.begin();
+
+  Serial.begin(115200);
+  delay(2000); // wait for monitor
+
+  esp_sleep_enable_timer_wakeup(DEEPSLEEP_SECONDS * uS_TO_S_FACTOR);
+
+  pinMode(16, OUTPUT); // blue LED
+  pinMode(POWER_PIN, INPUT);
+  digitalWrite(16, LOW);  
+
+  chipid = ESP.getEfuseMac();
+  sprintf(deviceid, "%" PRIu64, chipid);
+  Serial.print("DeviceId: ");
+  Serial.println(deviceid);
+
+  connectWiFi();
+  configureMQTT();
+}
+
+void loop() 
+{
+  char body[1024];
+  digitalWrite(16, LOW); //switched on
+
+  /* if client was disconnected then try to reconnect again */
+  if (!client.connected()) {
+    mqttconnect();
+  }
+
+  sensorsData(body);
+  delay(500);
+  WiFi.disconnect(true);
+  Serial.println("Going to Deep Sleep..."); esp_deep_sleep_start();    // uncomment for deep sleep
+  delay(5000);               // used for test
+}
+
+void sensorsData(char* body)
+{
+  //This section reads all sensors
+
+  int waterlevel = analogRead(soilpin);
+  int lightlevel = analogRead(LIGHT_PIN);
+
+  waterlevel = map(waterlevel, 0, 4095, 0, 1023);
+  waterlevel = constrain(waterlevel, 0, 1023);
+  if (!isnan(waterlevel)) 
+  {
+    snprintf (msg, 20, "%d", waterlevel);
+    /* publish the message */
+    client.publish(SOIL_TOPIC, msg);
+  }
+
+  lightlevel = map(lightlevel, 0, 4095, 0, 1023);
+  lightlevel = constrain(lightlevel, 0, 1023);
+  if (!isnan(lightlevel)) 
+  {
+    snprintf (msg, 20, "%d", lightlevel);
+    /* publish the message */
+    client.publish(LIGHT_TOPIC, msg);
+  }
+
+  // Sensor readings may also be up to 2 seconds 'old' (its a very slow sensor)
+  float humidity = dht.readHumidity();
+  if (!isnan(humidity)) 
+  {
+    snprintf (msg, 20, "%5.1f", humidity);
+    /* publish the message */
+    client.publish(HUMI_TOPIC, msg);
+  }
+
+  // Read temperature as Celsius (the default)
+  float temperature = dht.readTemperature();
+  if (!isnan(temperature)) 
+  {
+    snprintf (msg, 20, "%5.1f", temperature);
+    /* publish the message */
+    client.publish(TEMP_TOPIC, msg);
+  }
+
+  Serial.print("DevideId: "); Serial.println(deviceid);
+  Serial.print("Temperature: "); Serial.print(temperature); Serial.println(" *C");
+  Serial.print("Humidity: "); Serial.print(humidity); Serial.println(" %rF");
+  Serial.print("Soil: "); Serial.println(waterlevel);
+  Serial.print("Light: "); Serial.println(lightlevel);
+}
 

HiGrowESP32MQTT/credentials.h

@@ -4,9 +4,39 @@
 const char* mySSID = "<Your SSID>";
 const char* myPW = "<Your Password>";
 
+#define DHTTYPE DHT11   // DHT 11
+//#define DHTTYPE DHT21   // DHT 21 (AM2301)
+//#define DHTTYPE DHT22   // DHT 22  (AM2302), AM2321
+#define uS_TO_S_FACTOR 1000000
+
+//maximum is 400 days
+//uint64_t DEEPSLEEP_SECONDS = 1800; // 30 min
+//uint64_t  DEEPSLEEP_SECONDS = 180; // 3 min
+uint64_t  DEEPSLEEP_SECONDS = 3600; // 60 min number to big
+// uint64_t  DEEPSLEEP_SECONDS = 3600*12; // twice a day
+// uint64_t  DEEPSLEEP_SECONDS = 3600*24; // once a day
+
+
 // MQTT (CloudMQTT)
 const char* BROKER = "m20.cloudmqtt.com";
 uint16_t    BRPORT = 12394;
 const char* BRUSER = "<Your Username>";
 const char* BRPWD  = "<Your Password>";
 const char* CLIENTID = "HiGrow";
+
+/* topics */
+#define WOHNEN_BENJAMINI
+
+#ifdef BUERO_BOGENHANF
+  #define TEMP_TOPIC    "Büro/Bogenhanf/Temperatur"
+  #define HUMI_TOPIC    "Büro/Bogenhanf/Luft_Feuchtigkeit"
+  #define SOIL_TOPIC    "Büro/Bogenhanf/Boden_Feuchtigkeit"
+  #define LIGHT_TOPIC   "Büro/Bogenhanf/Licht"
+
+#elif defined WOHNEN_BENJAMINI
+  #define TEMP_TOPIC    "Wohnen/Benjamini/Temperatur"
+  #define HUMI_TOPIC    "Wohnen/Benjamini/Luft_Feuchtigkeit"
+  #define SOIL_TOPIC    "Wohnen/Benjamini/Boden_Feuchtigkeit"
+  #define LIGHT_TOPIC   "Wohnen/Benjamini/Licht"
+//....
+#endif