First Commit

2025-02-27 19:31:50 +01:00
parent bcbb6aff9a
commit e490df1715
2470 changed files with 1479965 additions and 0 deletions
--- a/CO2_Sensor_Suite_Office_ESP8266/CO2_Sensor_Suite_Office_ESP8266.ino
+++ b/CO2_Sensor_Suite_Office_ESP8266/CO2_Sensor_Suite_Office_ESP8266.ino
@@ -0,0 +1,128 @@
+#include <Arduino.h>
+#include <Adafruit_SCD30.h>
+#include <Adafruit_BME280.h>
+#include <DS3231.h>
+#include <Wire.h>
+#include <U8g2lib.h>
+
+DS3231 RTC;
+U8G2_SH1106_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE);
+Adafruit_BME280 bme; // I2C
+Adafruit_SCD30  scd30; //I2C
+#define x_offset 3
+#define datapoints_on_screen 128
+struct datapoint{
+  String time;
+  float temperature;
+  float humidity;
+
+  int co2;
+};
+
+
+datapoint current_data = {"",0,0,0};
+datapoint graphed_data[datapoints_on_screen];
+bool h12_flag;
+bool pm_flag;
+bool century = false;
+String year;
+String month;
+String day;
+String hour;
+String minute;
+String second;
+String timestamp;
+String date;
+String time_hms;
+String co2data;
+String humiddata;
+String tempdata;
+
+float temperature;
+float humidity;
+float pressure;
+float co2;
+int screenselect = 0;
+void setup() {
+  // put your setup code here, to run once:
+  Wire.begin();
+  u8g2.begin();
+  u8g2.clearDisplay();
+  scd30.begin();
+  bme.begin(0x76);  //bme Sensor
+
+  if(!scd30.setMeasurementInterval(2)){
+    Serial.println("Failed to Set Interval");
+  }
+  Serial.print("Measurement Interval: "); 
+  Serial.print(scd30.getMeasurementInterval()); 
+  Serial.println(" seconds");
+  u8g2.clearBuffer();
+  u8g2.setFont(u8g2_font_courR08_tf);
+  Serial.begin(57600);
+}
+String getTime(){
+  year = "20"+String(RTC.getYear(),DEC);
+  month = String(RTC.getMonth(century),DEC);
+  day= String(RTC.getDate(),DEC);
+  hour= String(RTC.getHour(h12_flag, pm_flag),DEC);
+  minute= String(RTC.getMinute(),DEC);
+  second= String(RTC.getSecond(),DEC);
+  if ((month.length()) == 1 ) {month= "0" + month;} // eine null voranstellen
+  if ((day.length()) == 1 ) {day= "0" + day;}
+  if ((hour.length()) == 1 ) {hour= "0" + hour;}
+  if ((minute.length()) == 1 ) {minute= "0" + minute;}
+  if ((second.length()) == 1 ) {second= "0" + second;}
+  date = day+"."+month+"."+year;
+  time_hms = hour+":"+minute+":"+second;
+  timestamp = date+"-"+time_hms;
+  current_data.time = timestamp;
+  return timestamp;
+}
+void getSensorData(){
+  current_data.temperature = bme.readTemperature();
+
+  pressure = bme.readPressure() / 100.0F; 
+  current_data.humidity = bme.readHumidity();
+  if(scd30.dataReady()){
+    scd30.read();
+    current_data.co2 = scd30.CO2;
+  }
+}
+void drawOnScreen(){
+  switch(screenselect){
+    case 0:
+      u8g2.clearBuffer();
+      u8g2.drawStr(x_offset, 10, (date+"-"+time_hms).c_str());
+      tempdata = "Temp: "+String(current_data.temperature)+"C";
+      humiddata = "Humid: "+String(current_data.humidity)+"%";
+      co2data = "CO2: "+String(current_data.co2)+"ppm";
+      u8g2.drawStr(x_offset,19,tempdata.c_str());
+      u8g2.drawStr(x_offset,28,humiddata.c_str());
+      u8g2.drawStr(x_offset,37,co2data.c_str());
+      u8g2.sendBuffer();
+      break;
+    case 1:
+      Serial.println("Screen 1");
+      //Insert co2 graph
+      break;
+    case 2:
+      Serial.println("Screen 1");
+      break;
+      //
+    default:
+      break;
+  }
+  
+}
+void combineData(){
+  String DataPoint = timestamp+","+String(current_data.temperature)+","+String(current_data.humidity)+","+String(current_data.co2);
+  Serial.println(DataPoint);
+}
+void loop() {
+  getSensorData();
+  getTime();
+  drawOnScreen();
+  combineData();
+  delay(1000);
+}