104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
#include "arduino.h"
|
|
#include "nodeCodeHeader.h"
|
|
#include <WebSocketsClient.h>
|
|
|
|
WebSocketsClient webSocket;
|
|
|
|
nodeReadings::nodeReadings() {
|
|
}
|
|
|
|
void nodeReadings::setup(){
|
|
// make serial connection at 115200 baud
|
|
Serial.begin(115200);
|
|
|
|
// tell display what settings to use
|
|
display.begin(i2c_adress, true);
|
|
display.clearDisplay();
|
|
|
|
// tell sensors to start reading
|
|
dht.begin();
|
|
sgp.begin();
|
|
|
|
pinMode(MICPIN, INPUT);
|
|
pinMode(DHTPIN, INPUT);
|
|
|
|
}
|
|
|
|
void nodeReadings::loop() {
|
|
// loop the websocket connection so it stays alive
|
|
// webSocket.loop();
|
|
|
|
// update when interval is met
|
|
if (currentMillis - lastMillis >= interval){
|
|
lastMillis = millis();
|
|
update();
|
|
}
|
|
|
|
// update the counter
|
|
currentMillis = millis();
|
|
}
|
|
|
|
void nodeReadings::resetValues() {
|
|
counter = 0;
|
|
eCO2 = 0;
|
|
TVOC = 0;
|
|
temperature = 0;
|
|
humidity = 0;
|
|
currentMillis = 0;
|
|
lastMillis = 0;
|
|
errorSGP30 = false;
|
|
errorDHT11 = false;
|
|
noise = false;
|
|
}
|
|
|
|
|
|
|
|
void nodeReadings::update(){
|
|
// display sensordata on oled screen
|
|
displayData();
|
|
|
|
// webSocket.sendTXT("{\"Temp\":\"" + String(temperature) + "\",\"Humi\":\"" + String(humidity) + "\",\"eCO2\":\"" + String(sgp.eCO2) + "\",\"TVOC\":\"" + String(sgp.TVOC) + "\"}");
|
|
webSocket.sendTXT("{\"node\": \"" + String(WiFi.macAddress()) + "\", \"Temp\":\"" + String(temperature) + "\",\"Humi\":\"" + String(humidity) + "\",\"eCO2\":\"" + String(sgp.eCO2) + "\",\"TVOC\":\"" + String(sgp.TVOC) + "\"}");
|
|
|
|
sgp.getIAQBaseline(&eCO2_base, &TVOC_base);
|
|
|
|
// read dht11 sensor
|
|
temperature = float(dht.readTemperature());
|
|
humidity = float(dht.readHumidity());
|
|
|
|
// check if any errors occured when reading sensors
|
|
checkForError();
|
|
}
|
|
|
|
void nodeReadings::displayData() {
|
|
// clear display for new info
|
|
display.clearDisplay();
|
|
|
|
// display the data on the oled screen
|
|
display.setTextSize(1);
|
|
display.setTextColor(SH110X_WHITE);
|
|
display.setCursor(0,0);
|
|
display.println("Temperature: " + String(temperature) + " C");
|
|
display.println("Humidity: " + String(humidity) + " %");
|
|
display.println("eCO2: " + String(sgp.eCO2) + " ppm");
|
|
display.println("TVOC: " + String(sgp.TVOC) + " ppb");
|
|
display.display();
|
|
}
|
|
|
|
void nodeReadings::checkForError(){
|
|
if (!sgp.IAQmeasure()) {
|
|
Serial.println("SGP30: BAD");
|
|
errorSGP30 = true;
|
|
} else {
|
|
Serial.println("SGP30: OK");
|
|
errorSGP30 = false;
|
|
}
|
|
|
|
if (isnan(temperature) || isnan(humidity)){
|
|
Serial.println("DHT11: BAD");
|
|
errorDHT11 = true;
|
|
} else {
|
|
Serial.println("DHT11: OK");
|
|
errorDHT11 = false;
|
|
}
|
|
} |