79 lines
1.8 KiB
C
79 lines
1.8 KiB
C
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#pragma once
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#include "wled.h"
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#include <DallasTemperature.h> //DS18B20
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//Pin defaults for QuinLed Dig-Uno
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#ifdef ARDUINO_ARCH_ESP32
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#define TEMPERATURE_PIN 18
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#else //ESP8266 boards
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#define TEMPERATURE_PIN 14
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#endif
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#define TEMP_CELSIUS // Comment out for Fahrenheit
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#define MEASUREMENT_INTERVAL 60000 //1 Minute
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OneWire oneWire(TEMPERATURE_PIN);
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DallasTemperature sensor(&oneWire);
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class UsermodTemperature : public Usermod {
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private:
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//set last reading as "40 sec before boot", so first reading is taken after 20 sec
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unsigned long lastMeasurement = UINT32_MAX - 40000;
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float temperature = 0.0f;
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public:
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void getReading() {
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sensor.requestTemperatures();
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#ifdef TEMP_CELSIUS
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temperature = sensor.getTempCByIndex(0);
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#else
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temperature = sensor.getTempFByIndex(0);
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#endif
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}
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void setup() {
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sensor.begin();
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sensor.setResolution(9);
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}
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void loop() {
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if (millis() - lastMeasurement > MEASUREMENT_INTERVAL)
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{
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getReading();
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if (WLED_MQTT_CONNECTED) {
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char subuf[38];
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strcpy(subuf, mqttDeviceTopic);
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strcat(subuf, "/temperature");
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mqtt->publish(subuf, 0, true, String(temperature).c_str());
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}
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lastMeasurement = millis();
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}
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}
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void addToJsonInfo(JsonObject& root) {
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JsonObject user = root["u"];
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if (user.isNull()) user = root.createNestedObject("u");
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JsonArray temp = user.createNestedArray("Temperature");
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if (temperature == DEVICE_DISCONNECTED_C) {
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temp.add(0);
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temp.add(" Sensor Error!");
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return;
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}
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temp.add(temperature);
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#ifdef TEMP_CELSIUS
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temp.add("°C");
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#else
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temp.add("°F");
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#endif
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}
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uint16_t getId()
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{
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return USERMOD_ID_TEMPERATURE;
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}
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};
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