Merge branch 'nonblockingdht' into 'master'

use a non blocking dht22 library

See merge request lukas/pumpensteuerung!4
This commit is contained in:
Lukas Heiligenbrunner 2020-12-05 12:45:08 +00:00
commit c28bde9f2b
9 changed files with 78 additions and 113 deletions

View File

@ -10,7 +10,7 @@ set(CMAKE_SYSTEM_NAME Generic)
set(CMAKE_C_COMPILER_WORKS 1)
set(CMAKE_CXX_COMPILER_WORKS 1)
project("PumpenSteuerung" C CXX)
project("pumpensteuerung" C CXX)
include(CMakeListsPrivate.txt)

View File

@ -12,8 +12,7 @@
platform = espressif8266
board = esp07
framework = arduino
lib_deps =
SPI
Wire
DHT sensor library
bertmelis/DHT@1.0.1

View File

@ -5,7 +5,7 @@
#include "Heating.h"
#include "Pins.h"
void Heating::init(Temperature *tempsensor, unsigned mode) {
void Heating::init(unsigned mode) {
switch (mode) {
case TIME: {
const unsigned percentOn = 20;
@ -40,18 +40,17 @@ void Heating::init(Temperature *tempsensor, unsigned mode) {
case HUMIDITY:
mHeatingStatus = false;
mHeizungTicker.attach(10, [&tempsensor, this]() {
// shedule this function because tempread is blocking
schedule_function([this, &tempsensor]() {
// check temperature
Serial.println("checking humidity");
const float hum = tempsensor->getHum();
if (hum == -1) return;
sensor.setPin(TempSensorPin);
Serial.print("humidity read: ");
Serial.println(hum);
sensor.onData([this](float hum, float temp) {
schedule_function([hum, temp, this]() {
Serial.printf("Temp: %gdegC\n", temp);
Serial.printf("Humid: %g%%\n", hum);
if (hum > 65.0) {
this->lasttemp = temp;
this->lasthum = hum;
if (hum > 70.0) {
// turn off active turnoff timers
mLuefterTicker.detach();
Serial.println("heating should run now!");
@ -59,7 +58,7 @@ void Heating::init(Temperature *tempsensor, unsigned mode) {
digitalWrite(LuefterPin, HIGH);
digitalWrite(HeizungPin, HIGH);
mHeatingStatus = true;
} else if (hum < 60.0) {
} else if (hum < 65.0) {
// if humidity too low turn off heating and fan after 60secs
digitalWrite(HeizungPin, LOW);
Serial.println("heating should NOT run now!");
@ -69,15 +68,47 @@ void Heating::init(Temperature *tempsensor, unsigned mode) {
mLuefterTicker.once(60, []() {
// turn off fan
digitalWrite(LuefterPin, LOW);
schedule_function([]() {
Serial.println("turning off fan");
});
});
}
mHeatingStatus = false;
}
});
});
sensor.onError([this](uint8_t e) {
this->lasttemp = -1.0;
this->lasthum = -1.0;
schedule_function([e]() {
Serial.printf("Error: %d\n", e);
});
});
mHeizungTicker.attach(10, [this]() {
sensor.read();
});
break;
default:
break;
}
}
float *Heating::getLastTemp() {
return &lasttemp;
}
float *Heating::getLastHum() {
return &lasthum;
}
Heating::Heating() : mHeizungTicker(),
mLuefterTicker(),
mTurnOffTicker(),
mHeatingStatus(),
lasttemp(0),
lasthum(0),
sensor() {}

View File

@ -5,11 +5,17 @@
#pragma once
#include <Ticker.h>
#include "Temperature.h"
#include <DHT.h>
#include "Pins.h"
class Heating {
public:
void init(Temperature* tempsensor, unsigned mode);
Heating();
void init(unsigned mode);
float* getLastHum();
float* getLastTemp();
enum MODES {TIME, HUMIDITY};
private:
@ -18,4 +24,9 @@ private:
Ticker mTurnOffTicker;
bool mHeatingStatus;
float lasttemp;
float lasthum;
DHT22 sensor;
};

View File

@ -1,29 +0,0 @@
//
// Created by lukas on 22.08.20.
//
#include "Temperature.h"
void Temperature::init() {
dht.begin();
}
float Temperature::getTemp() {
float temp = dht.readTemperature();
Serial.println("read temp is: " + String(temp));
if (isnan(temp)) {
return -1;
} else {
return temp;
}
}
float Temperature::getHum() {
float hum = dht.readHumidity();
Serial.println("read hum is: " + String(hum));
if (isnan(hum)) {
return -1;
} else {
return hum;
}
}

View File

@ -1,34 +0,0 @@
//
// Created by lukas on 22.08.20.
//
#pragma once
#include <Adafruit_Sensor.h>
#include <DHT.h>
#include "Pins.h"
class Temperature {
public:
Temperature() : dht(TempSensorPin, DHT22){};
/**
* initialize the temperature sensor
*/
void init();
/**
* read the temperature value in C
* @return float value of temperature
*/
float getTemp();
/**
* read current humidity value in %
* @return float value of humidity
*/
float getHum();
private:
DHT dht;
};

View File

@ -6,7 +6,10 @@
#include "WifiManager.h"
#include "Pins.h"
void WifiManager::init(Temperature* tempsensor) {
void WifiManager::init(float* hum, float* temp) {
this->hum = hum;
this->temp = temp;
Serial.print("Setting up Access Point");
// start softap
const bool result = WiFi.softAP("PumpenSteuerung-Heiligenbrunner", "1qayxsw2");
@ -31,9 +34,6 @@ void WifiManager::init(Temperature* tempsensor) {
} else {
Serial.println("Wifi Setup failed!");
}
// init temperature sensor
temp = *tempsensor;
}
WifiManager::WifiManager() : server(80), lastPumpTime(0), lastWaterOutage(0), lastPumpDuration(0) {}
@ -108,8 +108,8 @@ void WifiManager::handleRoot() {
index_html += "<div>Drucksensor: " + String((digitalRead(DruckSensorPin) ? "EIN" : "AUS")) + "</div>";
index_html += "<div>Wassersensor: " + String((digitalRead(WasserSensorPin) ? "EIN" : "AUS")) + "</div>";
index_html += "</br><div>Temperatur: " + String(this->temp.getTemp()) + "C</div>";
index_html += "<div>Relative Luftfeuchtigkeit: " + String(this->temp.getHum()) + "%</div>";
index_html += "</br><div>Temperatur: " + String(*temp) + "C</div>";
index_html += "<div>Relative Luftfeuchtigkeit: " + String(*hum) + "%</div>";
index_html += "</body></html>";
@ -171,7 +171,3 @@ void WifiManager::setlastWaterOutage(unsigned long lastWaterOutage) {
void WifiManager::setPumpDuration(unsigned long lastPumpDuration) {
this->lastPumpDuration = lastPumpDuration;
}
Temperature *WifiManager::getTemperatureSensor() {
return &temp;
}

View File

@ -7,7 +7,6 @@
#include <Arduino.h>
#include <ESP8266WiFi.h>
#include <ESP8266WebServer.h>
#include "Temperature.h"
class WifiManager {
public:
@ -16,7 +15,7 @@ public:
/**
* initialize the webserver
*/
void init(Temperature* tempsensor);
void init(float* hum, float* temp);
/**
* handles new web requests and holds the webserver alive
@ -48,12 +47,9 @@ public:
*/
void setPumpDuration(unsigned long lastPumpDuration);
Temperature* getTemperatureSensor();
private:
ESP8266WebServer server;
Temperature temp;
void handleRoot();
@ -62,4 +58,7 @@ private:
void handleGet();
unsigned long lastPumpTime, lastWaterOutage, lastPumpDuration;
float* hum;
float* temp;
};

View File

@ -1,12 +1,10 @@
#include <Arduino.h>
#include <Ticker.h>
#include <EEPROM.h>
#include "WifiManager.h"
#include "Heating.h"
#include "Pins.h"
#include "Temperature.h"
#define VERSION "v1.1.1"
@ -26,7 +24,6 @@ Ticker pumpendauer;
WifiManager mang;
Heating mHeat;
Temperature temp;
long turnontime = -1;
@ -151,7 +148,7 @@ void setup() {
digitalWrite(HeizungPin, LOW);
// initilize serial connection
Serial.begin(9600);
Serial.begin(115200);
Serial.println("\n\n\n\nstartup of ESP");
Serial.print("Version: ");
Serial.println(VERSION);
@ -176,18 +173,13 @@ void setup() {
attachInterrupt(digitalPinToInterrupt(WasserSensorPin), WasserSensorInt, CHANGE);
// initialize wifi
Serial.println("initializing temperature sensor!");
temp.init();
Serial.print("initial read temperature: ");
Serial.println(temp.getTemp());
Serial.println("Initializing wifi");
mang.init(&temp);
// initialize heating control
Serial.println("initializing heating service");
mHeat.init(&temp, Heating::HUMIDITY);
mHeat.init(Heating::HUMIDITY);
// initialize wifi
Serial.println("Initializing wifi");
mang.init(mHeat.getLastHum(), mHeat.getLastTemp());
Serial.println("startup sequence complete!\n");
digitalWrite(LED_BUILTIN, HIGH);