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Code Pull Requests Releases 13 Activity

Added DHT11 sensoring
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This commit is contained in:
Jens True
2019-09-22 16:34:06 +02:00
parent 10b337d43f
commit 0cff4d019a
5 changed files with 35 additions and 12 deletions
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35
src/main.cpp
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@ -1,11 +1,16 @@
#include <Homie.h>
#include <WiFiUdp.h>
#include "DHTesp.h"
DHTesp dht;
const int TEMPERATURE_INTERVAL = 10;
unsigned long lastTemperatureSent = 0;
const int PIN_RELAY = D1;
#define OUTPUT_SET(x) digitalWrite(PIN_RELAY, x ? LOW : HIGH)
unsigned int timer = 0;
unsigned int next_timer_update = 0;
HomieNode powerNode("power", "Power", "switch");
HomieNode temperatureNode("temperature", "Temperature", "temperature");
bool powerStateHandler(const HomieRange& range, const String& value) {
if (value != "on" && value != "off") return false;
@ -39,10 +44,13 @@ bool powerTimerHandler(const HomieRange& range, const String& value) {
void setupHandler() {
pinMode(PIN_RELAY, OUTPUT);
OUTPUT_SET(false);
powerNode.setProperty("state").send("off");
powerNode.setProperty("timer").send("0");
pinMode(PIN_RELAY, OUTPUT);
OUTPUT_SET(false);
powerNode.setProperty("state").send("off");
powerNode.setProperty("timer").send("0");
dht.setup(D1, DHTesp::DHT11); // Connect DHT sensor to GPIO 17
}
void loopHandler() {
@ -64,8 +72,18 @@ void loopHandler() {
}
}
}
if (millis() - lastTemperatureSent >= TEMPERATURE_INTERVAL * 1000UL || lastTemperatureSent == 0)
{
float humidity = dht.getHumidity();
float temperature = dht.getTemperature();
Homie.getLogger() << "Temperature: " << temperature << "°C " << humidity << "% Humidty" << endl;
temperatureNode.setProperty("temperature").send(String(temperature));
temperatureNode.setProperty("humidity").send(String(humidity));
lastTemperatureSent = millis();
}
}
void setup() {
Serial.begin(115200);
@ -75,8 +93,13 @@ void setup() {
Homie.disableResetTrigger();
powerNode.advertise("state").settable(powerStateHandler);
powerNode.advertise("timer").settable(powerTimerHandler);
temperatureNode.advertise("humidity");
temperatureNode.advertise("temperature");
Homie.setSetupFunction(setupHandler);
Homie.setLoopFunction(loopHandler);
Homie.setup();
}