Project #15: Environment – SparkFun Environmental CCS811/BME280 – Mk02

Published April 11, 2020 | By DonLuc

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#DonLuc #Environment #Microcontrollers #ESP32 #SparkFun #Fritzing #Programming #Adafruit #Arduino #Electronics #Consultant #Vlog #Aphasia

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DL2004Mk05

1 x SparkFun Thing Plus – ESP32 WROOM
1 x Adafruit SHARP Memory Display
1 x SparkFun Environmental Combo Breakout – CCS811/BME280
1 x Qwiic Cable – 100mm
1 x LED Green
4 x Jumper Wires 3in M/M
5 x Wire Solid Core – 22 AWG
1 x Full-Size Breadboard
1 x SparkFun Cerberus USB Cable

SparkFun Thing Plus – ESP32 WROOM

LEG – Digital 21
SCK – Digital 13
MOS – Digital 12
SSD – Digital 27
VIN – +3.3V
GND – GND

DL2004Mk05p.ino

// ***** Don Luc Electronics © *****
// Software Version Information
// Project #15: Environment - SparkFun Environmental Combo Breakout - CCS811/BME280 - Mk02
// 04-05
// DL2004Mk05p.ino 15-02
// EEPROM with Unique ID
// 1 x SparkFun Thing Plus - ESP32 WROOM
// 1 x Adafruit SHARP Memory Display
// 1 x SparkFun Environmental Combo Breakout - CCS811/BME280
// 1 x Qwiic Cable - 100mm
// 1 x LED Green
// 4 x Jumper Wires 3in M/M
// 5 x Wire Solid Core - 22 AWG
// 1 x Full-Size Breadboard
// 1 x SparkFun Cerberus USB Cable

// Include the Library Code
// EEPROM Library to Read and Write EEPROM with Unique ID for Unit
#include "EEPROM.h"
// Wire
#include <Wire.h>
// SHARP Memory Display
#include <Adafruit_SharpMem.h>
#include <Adafruit_GFX.h>
// SparkFun CCS811 - eCO2 & tVOC
#include <SparkFunCCS811.h>
// SparkFun BME280 - Humidity, Temperature, Altitude and Barometric Pressure
#include <SparkFunBME280.h>

// LED Green
int iLEDGreen = 21;

// SHARP Memory Display
// any pins can be used
#define SHARP_SCK  13
#define SHARP_MOSI 12
#define SHARP_SS   27
// Set the size of the display here - 144x168
Adafruit_SharpMem display(SHARP_SCK, SHARP_MOSI, SHARP_SS, 144, 168);
// The currently-available SHARP Memory Display (144x168 pixels)
// requires > 4K of microcontroller RAM; it WILL NOT WORK on Arduino Uno
// or other <4K "classic" devices!
#define BLACK 0
#define WHITE 1
// 1/2 of lesser of display width or height
int minorHalfSize; 

// SparkFun CCS811 - eCO2 & tVOC
// Default I2C Address
#define CCS811_ADDR 0x5B 
CCS811 myCCS811(CCS811_ADDR);
float CCS811CO2 = 0;
float CCS811TVOC = 0;

// SparkFun BME280 - Humidity, Temperature, Altitude and Barometric Pressure
BME280 myBME280;
float BMEtempC = 0;
float BMEhumid = 0;
float BMEaltitudeM = 0;
float BMEpressure = 0;

// Software Version Information
String sver = "15-02";
// EEPROM Unique ID Information
#define EEPROM_SIZE 64
String uid = "";

void loop() {

  // SparkFun BME280 - Humidity, Temperature, Altitude and Barometric Pressure
  isBME280();

  // SparkFun CCS811 - eCO2 & tVOC
  isCCS811();

  // Display Environmental
  isDisplayEnvironmental();

  delay( 1000 );
  
}

getBME280.ino

// SparkFun BME280 - Humidity, Temperature, Altitude and Barometric Pressure
// isBME280 - Humidity, Temperature, Altitude and Barometric Pressure
void isBME280(){

  // Temperature Celsius
  BMEtempC = myBME280.readTempC();
  // Humidity
  BMEhumid = myBME280.readFloatHumidity();
  // Altitude Meters
  BMEaltitudeM = (myBME280.readFloatAltitudeMeters(), 2);
  // Barometric Pressure
  BMEpressure = myBME280.readFloatPressure();
  
}

getCCS811.ino

// CCS811 - eCO2 & tVOC
// isCCS811 - eCO2 & tVOC
void isCCS811(){

  // This sends the temperature & humidity data to the CCS811
  myCCS811.setEnvironmentalData(BMEhumid, BMEtempC);

  // Calling this function updates the global tVOC and eCO2 variables
  myCCS811.readAlgorithmResults();

  // eCO2 Concentration
  CCS811CO2 = myCCS811.getCO2();
  
  // tVOC Concentration
  CCS811TVOC = myCCS811.getTVOC();
  
}

getDisplay.ino

// Display
// SHARP Memory Display - UID
void isDisplayUID() {

    // Text Display 
    display.setRotation(4);
    display.setTextSize(3);
    display.setTextColor(BLACK);
    // Don Luc Electronics
    display.setCursor(0,10);
    display.println( "Don Luc" );
    display.setTextSize(2);
    display.setCursor(0,40);
    display.println( "Electronics" );
    // Version
    display.setTextSize(3);
    display.setCursor(0,70);
    display.println( "Version" );
    display.setTextSize(2);
    display.setCursor(0,100);   
    display.println( sver );
    // EEPROM Unique ID
    display.setTextSize(1);
    display.setCursor(0,130);
    display.println( "EEPROM Unique ID" );
    display.setTextSize(2);
    display.setCursor(0,145);
    display.println( uid );
    // Refresh
    display.refresh();
    delay( 100 );
    
}
// Display Environmental
void isDisplayEnvironmental(){

    // Text Display Environmental
    // Clear Display
    display.clearDisplay();
    display.setRotation(4);
    display.setTextSize(1);
    display.setTextColor(BLACK);
    // Temperature Celsius
    display.setCursor(0,0);
    display.println( "Temperature Celsius" );
    display.setCursor(0,10);
    display.print( BMEtempC );
    display.println( " C" );
    // Humidity
    display.setCursor(0,20);
    display.println( "Humidity" );
    display.setCursor(0,30);
    display.print( BMEhumid );
    display.println( "%" );
    // Altitude Meters
    display.setCursor(0,40);
    display.println( "Altitude Meters" );
    display.setCursor(0,50);
    display.print( BMEaltitudeM );
    display.println( " m" );
    // Pressure
    display.setCursor(0,60);    
    display.println( "Barometric Pressure" );
    display.setCursor(0,70);
    display.print( BMEpressure );
    display.println( " Pa" );
    // eCO2 Concentration
    display.setCursor(0,80);
    display.println( "eCO2 Concentration" );
    display.setCursor(0,90);
    display.print( CCS811CO2 );
    display.println( " ppm" );
    // tVOC Concentration
    display.setCursor(0,100);
    display.println( "tVOC Concentration" );
    display.setCursor(0,110);
    display.print( CCS811TVOC );
    display.println( " ppb" );
    // Refresh
    display.refresh();
    delay( 100 );

}

getEEPROM.ino

// EEPROM
// isUID EEPROM Unique ID
void isUID()
{
  
  // Is Unit ID
  uid = "";
  for (int x = 0; x < 5; x++)
  {
    uid = uid + char(EEPROM.read(x));
  }
  
}

setup.ino

// Setup
void setup() {

  // EEPROM Size
  EEPROM.begin(EEPROM_SIZE);
  
  // EEPROM Unique ID
  isUID();
  
  // SHARP Display Start & Clear the Display
  display.begin();
  // Clear Display
  display.clearDisplay();
  
  // Display UID
  isDisplayUID();

  // Wire - Inialize I2C Hardware
  Wire.begin();

  // SparkFun BME280 - Humidity, Temperature, Altitude and Barometric Pressure
  myBME280.begin();
  
  // CCS811 - eCO2 & tVOC
  myCCS811.begin();

  delay( 10000 );
  
  // LED Green
  pinMode(iLEDGreen, OUTPUT);
  digitalWrite(iLEDGreen, HIGH);

}

Technology Experience

Research & Development (R & D)
Desktop Applications (Windows, OSX, Linux, Multi-OS, Multi-Tier, etc…)
Mobile Applications (Android, iOS, Blackberry, Windows Mobile, Windows CE, etc…)
Web Applications (LAMP, Scripting, Java, ASP, ASP.NET, RoR, Wakanda, etc…)
Social Media Programming & Integration (Facebook, Twitter, YouTube, Pinterest, etc…)
Content Management Systems (WordPress, Drupal, Joomla, Moodle, etc…)
Bulletin Boards (phpBB, SMF, Vanilla, jobberBase, etc…)
eCommerce (WooCommerce, OSCommerce, ZenCart, PayPal Shopping Cart, etc…)

Instructor

DOS, Windows, OSX, Linux, iOS, Android, Multi-OS
Linux-Apache-PHP-MySQL
Robotics
Arduino
Raspberry Pi
Espressif

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Don Luc

Posted in #15 - Environment, Adafruit, Digital Electronics, ESP32, Fritzing, Microcontrollers, Program ESP32, Projects, SparkFun | Tagged Adafruit, Aphasia, Arduino, Display, Electronics, Environment, ESP32, Fritzing, Microcontrollers, Programming ESP32, Project, Video Blog, Vlog

Project #15: Environment – SparkFun Environmental CCS811/BME280 – Mk02

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