test everything

platformio.ini

@@ -13,6 +13,5 @@ platform = atmelavr
 board = nanoatmega328new
 framework = arduino
 lib_deps =
-     ; adafruit/Adafruit BME280 Library @ ^2.1.2
+     adafruit/Adafruit BME280 Library @ ^2.1.2
 ;      miguel5612/MQUnifiedsensor @ ^2.0.1
-     sparkfun/SparkFun HTU21D Humidity and Temperature Sensor Breakout @ ^1.1.3

src/main.cpp

@@ -1,6 +1,6 @@
 #include <Arduino.h>
 #include <MQ135.h>
-#include <SparkFunHTU21D.h>
+#include <Adafruit_BME280.h>
 
 #define PIN_MQ135 A7
 #define PIN_NOISE 2
@@ -11,22 +11,13 @@
 #define PIN_LED_RED 7
 #define PIN_LED_RED2 8
 
-void printValues(float ppm, float temp, float humidity);
+void printValues();
 
-const int maxCount = 10;
+float ppm;
-int count = 0;
+bool noiseActive;
-
-bool noise = false;
-bool noiseActive = false;
-
-// loading
-bool loading = true;
-int firstRead;
-const int loadingDelay = 200;
-int loadingCount = 30000 / loadingDelay;
 
 MQ135 co2_sensor(PIN_MQ135);
-HTU21D envSensor;
+Adafruit_BME280 bme;
 
 void setup() {
   pinMode(PIN_LED_GREEN, OUTPUT);
@@ -37,135 +28,49 @@ void setup() {
   pinMode(PIN_LED_RED2, OUTPUT);
   pinMode(PIN_NOISE, OUTPUT);
   Serial.begin(9600);
-  co2_sensor.setR0(200);
+  co2_sensor.setR0(300);
 
   // if (!bme.begin(0x76)) {
   //   Serial.println(F("Could not find a valid BME280 sensor, check wiring!"));
   // }
-  envSensor.begin();
 }
 
 void loop() {
-  if (loading) {
+  // float temp = bme.readTemperature();
-    if (loadingCount <= 0) {
+  // float humidity = bme.readHumidity();
-      loading = false;
+  ppm = co2_sensor.getCO2();
-      count = -1;
-      return;
-    }
   
-    int temp = analogRead(PIN_MQ135);
+  digitalWrite(PIN_LED_GREEN, 1);
-    if (temp > firstRead) {
+  digitalWrite(PIN_LED_GREEN2, 1);
-      firstRead = temp;
+  digitalWrite(PIN_LED_YELLOW, 1);
-    }
+  digitalWrite(PIN_LED_YELLOW2, 1);
-    else if (temp < (firstRead - 100) && loadingCount > 10) {
+  digitalWrite(PIN_LED_RED, 1);
-      loadingCount = 10;
+  digitalWrite(PIN_LED_RED2, 1);
-    }
 
-    digitalWrite(PIN_LED_GREEN, 0);
+  printValues();
-    digitalWrite(PIN_LED_GREEN2, 0);
-    digitalWrite(PIN_LED_YELLOW, 0);
-    digitalWrite(PIN_LED_YELLOW2, 0);
-    digitalWrite(PIN_LED_RED, 0);
-    digitalWrite(PIN_LED_RED2, 0);
-
-    switch (count)
-    {
-      case 1:
-        digitalWrite(PIN_LED_RED2, 1);
-        break;
-      case 2:
-        digitalWrite(PIN_LED_RED, 1);
-        digitalWrite(PIN_LED_RED2, 1);
-        break;
-      case 3:
-        digitalWrite(PIN_LED_RED, 1);
-        digitalWrite(PIN_LED_YELLOW2, 1);
-        break;
-      case 4:
-        digitalWrite(PIN_LED_YELLOW2, 1);
-        digitalWrite(PIN_LED_YELLOW, 1);
-        break;
-      case 5:
-        digitalWrite(PIN_LED_YELLOW, 1);
-        digitalWrite(PIN_LED_GREEN2, 1);
-        break;
-      case 6:
-        digitalWrite(PIN_LED_GREEN2, 1);
-        digitalWrite(PIN_LED_GREEN, 1);
-        break;
-      case 7:
-        digitalWrite(PIN_LED_GREEN, 1);
-        break;
-      case 10:
-        count = 0;
-        break;
-      
-      default:
-        break;
-    }
-
-    loadingCount--;
-    count++;
-    delay(loadingDelay);
-    return;
-  }
-
-  if (count >= maxCount || count < 0) {
-    float temp = envSensor.readTemperature();
-    float humidity = envSensor.readHumidity();
-    float ppm = co2_sensor.getCorrectedCO2(temp, humidity);
-    
-    count = 0;
-    noiseActive = false;
-    digitalWrite(PIN_LED_GREEN, 0);
-    digitalWrite(PIN_LED_GREEN2, 0);
-    digitalWrite(PIN_LED_YELLOW, 0);
-    digitalWrite(PIN_LED_YELLOW2, 0);
-    digitalWrite(PIN_LED_RED, 0);
-    digitalWrite(PIN_LED_RED2, 0);
-
-    if (ppm < 900) {
-      digitalWrite(PIN_LED_GREEN, 1);
-    }
-    if (ppm > 750 && ppm < 1100) {
-      digitalWrite(PIN_LED_GREEN2, 1);
-    }
-    if (ppm > 900 && ppm < 1900) {
-      digitalWrite(PIN_LED_YELLOW, 1);
-    }
-    if (ppm > 1500 && ppm < 2200) {
-      digitalWrite(PIN_LED_YELLOW2, 1);
-    }
-    if (ppm > 2000 && ppm < 2800) {
-      digitalWrite(PIN_LED_RED, 1);
-    }
-    if (ppm > 2500) {
-      digitalWrite(PIN_LED_RED2, 1);
-    }
-    if (ppm > 3000) {
-      noiseActive = true;
-    }
-
-    printValues(ppm, temp, humidity);
-  }
 
   if (noiseActive) {
-    noise = !noise;
+    digitalWrite(PIN_NOISE, 1);
-    digitalWrite(PIN_NOISE, noise);
   }
   else {
     digitalWrite(PIN_NOISE, 0);
   }
 
   delay(100);
-  count++;
+  // noiseActive = !noiseActive;
 }
 
-void printValues(float ppm, float temp, float humidity) {
+void printValues() {
+  // float temp = bme.readTemperature();
+  // float humidity = bme.readHumidity();
+  float ppm = co2_sensor.getCO2();
+  // float cppm = co2_sensor.getCorrectedCO2(temp, humidity);
   Serial.print("ppm: ");
   Serial.println(ppm);
-  Serial.print("Temperature: ");
+  // Serial.print("Temperature: ");
-  Serial.println(temp);
+  // Serial.println(temp);
-  Serial.print("Humidity: ");
+  // Serial.print("Humidity: ");
-  Serial.println(humidity);
+  // Serial.println(humidity);
+  // Serial.print("corrected ppm: ");
+  // Serial.println(cppm);
 }