Zacc Randolph
Published © MIT

HiveSupportSystem

IoT Bee Hive - Save The Bees

IntermediateShowcase (no instructions)Over 2 days143
HiveSupportSystem

Things used in this project

Story

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Custom parts and enclosures

lazercountv2_Vbg1HeVUPs.STL

lazercountv2_t71paf6fDT.SLDPRT

Schematics

HiveFritz

RoughSchem

Code

BeeCode

C/C++
#include <Adafruit_BME280.h>
#include <Encoder.h>
#include <Adafruit_MQTT.h>
#include "Adafruit_MQTT/Adafruit_MQTT_SPARK.h"
#include "Adafruit_MQTT/Adafruit_MQTT.h"
#include "credentials.h"
#include "Adafruit_GFX.h"
#include "Adafruit_SSD1306.h"
#define OLED_RESET D4
#define XPOS 0
#define YPOS 1
#define DELTAY 2                      //OLED
Adafruit_SSD1306 display(OLED_RESET);
Adafruit_BME280 bme;
Encoder myEnc(D6,D8);// Diodes on D6 "IN" and D8 "OUT" labeled Encoder, able to count things going in and out
TCPClient TheClient; 
Adafruit_MQTT_SPARK mqtt(&TheClient,AIO_SERVER,AIO_SERVERPORT,AIO_USERNAME,AIO_KEY); 
// Adafruit_MQTT_Subscribe subFeed = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/push");
Adafruit_MQTT_Publish pubFeed = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/feedz");  //Air
Adafruit_MQTT_Publish pubFeedW = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/water"); //Water
Adafruit_MQTT_Publish pubFeedF = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/temp");
Adafruit_MQTT_Publish pubFeedH = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/humid");
Adafruit_MQTT_Publish pubFeedM = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/press");
Adafruit_MQTT_Publish pubFeedC = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/count");
Adafruit_MQTT_Publish pubFeedG = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/hertz");
Adafruit_MQTT_Publish pubFeedh = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/AR");
int lastTime,raw,rf;
int tempC,tempF,pressPA,humidRH,inHg;
int z,x;
static int hiveCount;
const int AIR=A3;   // ambient air 200-400, 99%IPA 2000
const int WATER=A2;
const int HPRF=A0;
const int RF=A5;
bool status;

SYSTEM_MODE(AUTOMATIC);  // needs auto to publish

void MQTT_connect();
bool MQTT_ping();

void setup() {
  Wire.begin();
  Serial.begin(9600);
  status=bme.begin(0x76);
  if(status==false){
      Serial.printf("BME280 at address 0x%02X failed to start\n",0x76);
    }
  pinMode(AIR,INPUT);   //  "z" MP-503 Air Quality Sensor v1.3
  pinMode(WATER,INPUT);   // "x" water present reads 2500, no water 3100+ depending on humidity
  pinMode(HPRF,INPUT);  // High Pass RF > 0.3GHz 0-4095
  pinMode(RF,INPUT);  // raw RF 0-4095
  display.begin(SSD1306_SWITCHCAPVCC,0x3C);
  display.clearDisplay();
  display.display();
  myEnc.write(hiveCount);
}

void loop() {

MQTT_connect();
MQTT_ping();

  tempC=bme.readTemperature();//deg C
  tempF=(tempC*1.8)+32;       // convert to F
  pressPA=bme.readPressure(); //pascals
  inHg=pressPA*0.0002953;     // inches of Hg
  humidRH=bme.readHumidity(); //%RH
  raw=analogRead(RF);
  rf=analogRead(HPRF);
  hiveCount=(myEnc.read())/4;
  x=analogRead(WATER);
  z=analogRead(AIR);

  if((millis()-lastTime > 30000)) {
    if(mqtt.Update()) {
      pubFeed.publish(z); // Air
      pubFeedW.publish(x);  // water
      pubFeedF.publish(tempF);
      pubFeedH.publish(humidRH);
      pubFeedM.publish(inHg);
      pubFeedC.publish(hiveCount);
      pubFeedG.publish(rf);
      pubFeedh.publish(raw);
      }
    lastTime = millis();
    }

  display.setRotation(0);
  display.setTextSize(1);
  display.setTextColor(WHITE);
  display.setCursor(0,0);
  display.printf("Temp=%uF\nPressure=%u\nHumidity=%u\nhiveCount   %i\nHighPass= %i\nraw rf    %i\nAQ = %i\nW=%i",tempF,inHg,humidRH,hiveCount,rf,raw,z,x);
// display.printf("Temperature is %uF\nPressure is %u\nHumidity is %u\n\nhiveCount   %i\n\nHighPass rf  %i\nraw rf    %i",tempF,inHg,humidRH,hiveCount,rf,raw);
  display.display();
  display.clearDisplay();

}
void MQTT_connect() {
  int8_t ret;
  // Return if already connected.
  if (mqtt.connected()) {
    return; }
  Serial.print("Connecting to MQTT... ");
  while ((ret = mqtt.connect()) != 0) { // connect will return 0 for connected
       Serial.printf("Error Code %s\n",mqtt.connectErrorString(ret));
       Serial.printf("Retrying MQTT connection in 5 seconds...\n");
       mqtt.disconnect();
       delay(5000);  // wait 5 seconds and try again
}
  Serial.printf("MQTT Connected!\n");
}
bool MQTT_ping() {
  static unsigned int last;
  bool pingStatus;
  if ((millis()-last)>120000) {
      Serial.printf("Pinging MQTT \n");
      pingStatus = mqtt.ping();
      if(!pingStatus) {
        Serial.printf("Disconnecting \n");
        mqtt.disconnect();}
      last = millis();
  } return pingStatus;
}

Hive Support

Code Publishes data to Adafruit dashboard

Credits

Zacc Randolph

Zacc Randolph

3 projects • 7 followers

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