add sensors
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2 changed files with 33 additions and 149 deletions
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@ -8,9 +8,9 @@
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; Please visit documentation for the other options and examples
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; https://docs.platformio.org/page/projectconf.html
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[env:esp01_1m]
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[env:d1_mini]
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platform = espressif8266
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board = esp01_1m
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board = d1_mini
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framework = arduino
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monitor_port = /dev/ttyUSB0
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@ -19,5 +19,5 @@ monitor_speed = 115200
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lib_deps =
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DHT sensor library@1.3.10
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Adafruit BMP085 Library@1.1.0
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BH1750@1.1.4
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Homie@3.0.0
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176
src/main.cpp
176
src/main.cpp
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@ -1,71 +1,42 @@
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//#define DEBUG
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//ESP8266MOD als SMD Platine mit 1M Flash board=esp01_1m, statt wemos_d1
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/*
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* To Update configuration (wifi credentials) from data/homie/config.json:
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* Connect to serial. On ESP-12E connect flash jumper
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* Apply Power to ESP
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* Optional: upload sketch pio run -t upload
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* Flash SPIFFS data: pio run -t uploadfs
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* Remove jumper, (reboot)
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*/
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#include "Arduino.h"
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#include "DHT.h"
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#include <Wire.h>
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#include <Adafruit_BMP085.h>
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#include <BH1750.h>
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// data/homie/config.json hochladen mit platformio run --target uploadfs
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/*
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float humidityDHT; //[%RH]
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float temperatureDHT; //[deg C]
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float temperatureBMP; ///[deg C]
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float pressure; // [hPa] BMP180
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float light; //[Lux] LDR
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bool movement //true bei pir output hight, false wenn low
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float humidity; //[%RH] DHT
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float temperature; //[deg C] DHT
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float light; //[Lux] BH1750
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bool movement //true bei pir output hight, false wenn low HC12?
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*/
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Adafruit_BMP085 bmp180;
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//GPIO2 is blue led
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DHT dht(13,DHT22,11); //default:11
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#define DHTPIN D7 // Digital pin connected to the DHT sensor
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//DHT dht(13,DHT22,11); //default:11
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DHT dht(DHTPIN,DHT22,11); //default:11
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#define PIRPIN 12
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#define PIRPIN D6 //pir sensor needs 5v. output level is 3.3v
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BH1750 lightMeter(0x23);
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//timings
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unsigned long lastsensorreadtime=0;
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unsigned long sensorupdatedelay=60000; //delay for reading and transmitting
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unsigned long lastPIRtime=0;
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unsigned long PIRdelay=500;
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unsigned long PIRdelay=100; //polling delay
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bool motion=false;
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unsigned long lastLDRtime=0;
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unsigned long LDRdelay=5000;
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int LDR_readcounter=0;
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double LDRLightcommulative=0;
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struct Values {
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uint8_t id;
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float humidityDHT; //[%RH]
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float temperatureDHT; //[deg C]
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float temperatureBMP; ///[deg C]
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float pressureBMP; // [hPa]
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float lightLDR; //[Lux]
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int movementPIR; //[seconds with movement]
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long rssi; //wifi rssi
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};
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Values values;
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#include <Homie.h>
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#define FW_NAME "sensoresp1"
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#define FW_NAME "sensoresp3"
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#define FW_VERSION "1.0.0"
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@ -76,41 +47,25 @@ HomieNode sensorNode("sensors", "Sensors","sensors");
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char tempstring[16]; //for dtostrf
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// Light calibration data
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// out[] holds the values wanted in lux/10
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//measured 20160709
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#define LDRARRAYSIZE 18
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static const unsigned int out_ldr[] = {0, 30, 50, 60, 130, 170, 250, 420, 780, 1300,2600, 5000, 5350, 7700, 10900, 12000, 17000,20000}; // x10 (i.e. gets later divided by 10)
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static const unsigned int in_ldr[] = {0, 12, 100, 150, 350, 400, 450, 650, 730, 780, 840, 930, 948 , 970, 993, 1005, 1019, 1023}; // 0 - 1023
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void loopHandler();
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double Light(int RawADC0);
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double getAverageLight();
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int get_lux(const unsigned int* _in, const unsigned int* _out, byte size);
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void setup() {
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Serial.begin(115200);
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Serial.println();
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Serial.println("Welcome");
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pinMode(PIRPIN, INPUT); //pir movement sensor
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Serial.println("initializing ldr pinmode");
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pinMode(A0, INPUT); //ldr
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values.id=1;
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Serial.println("initializing dht");
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dht.begin(); // data pin 2
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//Wire.begin(12,14); //i2c for bmp180
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Serial.println("initializing bmp180");
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//bmp180.init();
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if (!bmp180.begin()){
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Serial.println("#ERROR: BMP180 init fail\n\n");
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}
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pinMode(PIRPIN, INPUT);
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Serial.println("initializing dht");
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dht.begin(); // dht pins: 1=power, 2=data, 3=NC, 4=GND. 10k from data to power needed
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Serial.println("initializing bh1750");
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Wire.begin(); //initialize i2c. SDA=D2, SCL=D1
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if (lightMeter.begin(BH1750::CONTINUOUS_HIGH_RES_MODE)) {
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Serial.println(F("BH1750 Advanced begin"));
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} else {
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Serial.println(F("Error initialising BH1750"));
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}
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Serial.println("connecting..");
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@ -119,10 +74,8 @@ void setup() {
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Homie.setLoopFunction(loopHandler);
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sensorNode.advertise("temperatureDHT");
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sensorNode.advertise("temperature");
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sensorNode.advertise("humidity");
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sensorNode.advertise("temperatureBMP");
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sensorNode.advertise("pressure");
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sensorNode.advertise("light");
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sensorNode.advertise("motion");
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@ -156,17 +109,6 @@ void loopHandler() {
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lastPIRtime=millis();
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}
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if (millis() >= (lastLDRtime+LDRdelay)){
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LDR_readcounter++;
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//LDRLightcommulative+=Light(analogRead(A0)); //read light value from adc
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float ldr_read = get_lux(in_ldr, out_ldr, LDRARRAYSIZE)/10.0;
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LDRLightcommulative+=ldr_read;
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lastLDRtime=millis();
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}
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if (millis() >= (lastsensorreadtime+sensorupdatedelay))
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{
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Serial.println("Sending");
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@ -179,8 +121,8 @@ void loopHandler() {
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float temperatureDHT = dht.readTemperature();
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if (!(isnan(temperatureDHT) == 1)){ //success
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Homie.getLogger() << "temperatureDHT " << ": " << temperatureDHT << endl;
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sensorNode.setProperty("temperatureDHT").send(String(temperatureDHT));
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Homie.getLogger() << "temperature " << ": " << temperatureDHT << endl;
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sensorNode.setProperty("temperature").send(String(temperatureDHT));
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}
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float humidityDHT = dht.readHumidity();
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@ -191,18 +133,7 @@ void loopHandler() {
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//values.temperatureBMP=bmp180.bmp085GetTemperature(bmp180.bmp085ReadUT());
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float temperatureBMP = bmp180.readTemperature();
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Homie.getLogger() << "temperatureBMP " << ": " << temperatureBMP << endl;
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sensorNode.setProperty("temperatureBMP").send(String(temperatureBMP));
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//values.pressureBMP=bmp180.bmp085GetPressure(bmp180.bmp085ReadUP())/100.0; //Pa in hPa
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//values.pressureBMP=bmp180.readPressure()/100.0;
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float pressureBMP=bmp180.readPressure()/100.0;
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Homie.getLogger() << "pressure " << ": " << pressureBMP << endl;
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sensorNode.setProperty("pressure").send(String(pressureBMP));
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float light=getAverageLight();
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float light = lightMeter.readLightLevel(); // [lux]
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Homie.getLogger() << "light " << ": " << light << endl;
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sensorNode.setProperty("light").send(String(light));
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@ -210,51 +141,4 @@ void loopHandler() {
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lastsensorreadtime=millis();
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}
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}
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//////////////////////////////////////////////////////////////////////////////
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// Calculate lux based on rawADC reading from LDR returns value in lux/10
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//////////////////////////////////////////////////////////////////////////////
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//quelle: https://groups.google.com/forum/#!topic/souliss/1kMAltPB2ME[1-25]
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int get_lux(const unsigned int* _in, const unsigned int* _out, byte size)
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{
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// take care the value is within range
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// val = constrain(val, _in[0], _in[size-1]);
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unsigned int val = analogRead(A0);
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#ifdef DEBUG //DEBUG++++++++++++++++
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Serial.print("LDR RAW=: ");
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Serial.println(val);
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#endif
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if (val <= _in[0]) return _out[0];
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if (val >= _in[size-1]) return _out[size-1];
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// search right interval
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byte pos = 1; // _in[0] allready tested
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while(val > _in[pos]) pos++;
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// this will handle all exact "points" in the _in array
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if (val == _in[pos]) return _out[pos];
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// interpolate in the right segment for the rest
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return map(val, _in[pos-1], _in[pos], _out[pos-1], _out[pos]);
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}
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double getAverageLight(){ //average all readings and reset
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double ldravg=LDRLightcommulative/LDR_readcounter;
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LDR_readcounter=0;
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LDRLightcommulative=0;
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return ldravg;
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}
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