——
#DonLucElectronics #DonLuc #Environment #MQ #PIR #HCSR04 #RHT03 #RTC #MicroSD #ArduinoUNO #Arduino #PowerBoost #Project #Programming #Electronics #Microcontrollers #Consultant
——
——
——
——
——
——
Project enclosure for protecting your electronic. You’ve got too much stuff to fit into a so you need an upgrade and here it is.
- Arduino UNO
- ProtoScrewShield
- RGB LCD Character
- HC-SR04 Ultrasonic Sensor
- ChronoDot – Real Time Clock, Batteries
- MicroSD Card Board, MicroSD 2.0 GB
- Adafruit PowerBoost 500 Shield, Lithium Ion Battery – 3.7v 2000mAh
- Hydrogen Gas Sensor
- Carbon Monoxide & Flammable Gas Sensor
- Carbon Monoxide Gas Sensor
- Alcohol Gas Sensor
- Temperature and Humidity Sensor
- PIR Motion Sensor
- Breadboard Solderables, Acrylics, Wood, Rocker Switch, LED Green, Resistors, USB Cable, Etc…
DL2111Mk01
1 x Arduino UNO – R3
1 x ProtoScrewShield
1 x RGB LCD Shield 16×2 Character Negative Display
1 x HC-SR04 Ultrasonic Sensor
1 x ChronoDot – Ultra-Precise Real Time Clock – v2.1
1 x CR1632 Batteries
1 x MicroSD Card Breakout Board+
1 x MicroSD 2.0 GB
1 x Rocker Switch – SPST (Round)
1 x 10K Ohm
1 x LED Green
1 x 220 Ohm
1 x Adafruit PowerBoost 500 Shield
1 x Lithium Ion Battery – 3.7v 2000mAh
4 x Pololu Carrier for MQ Gas Sensors
1 x SparkFun Hydrogen Gas Sensor – MQ-8
1 x 4.7K Ohm
1 x Pololu Carbon Monoxide & Flammable Gas Sensor – MQ-9
1 x 22k Ohm
1 x SparkFun Carbon Monoxide Gas Sensor – MQ-7
1 x 10K Ohm
1 x SparkFun Alcohol Gas Sensor – MQ-3
1 x 220k Ohm
1 x Temperature and Humidity Sensor- RHT03
1 x PIR Motion Sensor (JST)
1 x SparkFun Solderable Half-Breadboard
1 x Breadboard Solderable
1 x Adafruit Perma-Prote Half-Size Breadboard
1 x Acrylic Blue 5.75 inches x 3.75 inches x 1/8 inch
1 x Acrylic Ivory 5.75 inches x 3.75 inches x 1/8 inch
1 x Wood
2 x Union Squad – 1 Inch
4 x Screw 6-32, Flat Washer, Lock Washer, Hex Nut
28 x Screw – 4-40
14 x Standoff – Metal 4-40 – 3/8″
8 x Standoff – Metal 4-40 – 1″
1 x SparkFun Cerberus USB Cable
Arduino UNO – R3
CLK – Digital 13
DO – Digital 12
DI – Digital 11
CS – Digital 10
ECH – Digital 9
TIR – Digital 8
PIR – Digital 7
RHT – Digital 5
RS0 – Digital 3
LEG – Digital 2
MQ8 – Analog 0
MQ9 – Analog 1
MQ7 – Analog 2
MQ3 – Analog 3
SDA – Analog 4
SCL – Analog 5
VIN – +5V
GND – GND
DL2111Mk01p.ino
/*
***** Don Luc Electronics © *****
Software Version Information
Project #15: Environment – MQ, PIR, HCSR04, RHT03, RTC and MicroSD – Mk19
11-01
DL2111Mk01p.ino
1 x Arduino UNO - R3
1 x ProtoScrewShield
1 x RGB LCD Shield 16x2 Character Negative Display
1 x HC-SR04 Ultrasonic Sensor
1 x ChronoDot - Ultra-Precise Real Time Clock - v2.1
1 x CR1632 Batteries
1 x MicroSD Card Breakout Board+
1 x MicroSD 2.0 GB
1 x Rocker Switch - SPST (Round)
1 x 10K Ohm
1 x LED Green
1 x 220 Ohm
1 x Adafruit PowerBoost 500 Shield
1 x Lithium Ion Battery - 3.7v 2000mAh
4 x Pololu Carrier for MQ Gas Sensors
1 x SparkFun Hydrogen Gas Sensor - MQ-8
1 x 4.7K Ohm
1 x Pololu Carbon Monoxide & Flammable Gas Sensor - MQ-9
1 x 22k Ohm
1 x SparkFun Carbon Monoxide Gas Sensor - MQ-7
1 x 10K Ohm
1 x SparkFun Alcohol Gas Sensor - MQ-3
1 x 220k Ohm
1 x Temperature and Humidity Sensor - RHT03
1 x PIR Motion Sensor (JST)
1 x SparkFun Solderable Half-Breadboard
1 x Breadboard Solderable
1 x Adafruit Perma-Prote Half-Size Breadboard
1 x Acrylic Blue 5.75 inches x 3.75 inches x 1/8 inch
1 x Acrylic Ivory 5.75 inches x 3.75 inches x 1/8 inch
1 x Wood
2 x Union Squad - 1 Inch
4 x Screw 6-32, Flat Washer, Lock Washer, Hex Nut
28 x Screw - 4-40
14 x Standoff - Metal 4-40 - 3/8"
8 x Standoff - Metal 4-40 - 1"d
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>
// RHT Temperature and Humidity Sensor
#include <SparkFun_RHT03.h>
// Adafruit RGB LCD Shield 16x2
#include <Adafruit_RGBLCDShield.h>
// Wire
#include <Wire.h>
// DS3231 RTC Date and Time
#include <RTClib.h>
// SD Card
#include <SPI.h>
#include <SD.h>
// RHT Temperature and Humidity Sensor
// RHT03 data pin Digital 5
const int RHT03_DATA_PIN = 5;
// This creates a RTH03 object, which we'll use to interact with the sensor
RHT03 rht;
float latestHumidity;
float latestTempC;
// Gas Sensors MQ
// Hydrogen Gas Sensor - MQ-8
int iMQ8 = A0;
int iMQ8Raw = 0;
int iMQ8ppm = 0;
// Two points are taken from the curve in datasheet.
// With these two points, a line is formed which is
// "approximately equivalent" to the original curve.
float H2Curve[3] = {2.3, 0.93,-1.44};
// Carbon Monoxide & Flammable Gas Sensor - MQ-9
int iMQ9 = A1;
int iMQ9Raw = 0;
int iMQ9ppm = 0;
// Carbon Monoxide Gas Sensor - MQ-7
int iMQ7 = A2;
int iMQ7Raw = 0;
int iMQ7ppm = 0;
// Alcohol Gas Sensor - MQ-3
int iMQ3 = A3;
int iMQ3Raw = 0;
int iMQ3ppm = 0;
// PIR Motion
// Motion detector
const int iMotion = 7;
// Proximity
int proximity = LOW;
String Det = "";
// Adafruit RGB LCD Shield
Adafruit_RGBLCDShield RGBLCDShield = Adafruit_RGBLCDShield();
// These #defines make it easy to set the backlight color
#define OFF 0x0
#define RED 0x1
#define YELLOW 0x3
#define GREEN 0x2
#define TEAL 0x6
#define BLUE 0x4
#define VIOLET 0x5
#define WHITE 0x7
// Momentary Button
int yy = 0;
uint8_t momentaryButton = 0;
// DS3231 RTC Date and Time
RTC_DS3231 rtc;
String sDate;
String sTime;
// SD Card
const int chipSelect = 10;
String zzzzzz = "";
// LED Green
int iLEDGreen = 2;
// Rocker Switch - SPST (Round)
int iSS1 = 3;
// State
int iSS1State = 0;
// HC-SR04 Ultrasonic Sensor
int iTrig = 8;
int iEcho = 9;
// Stores the distance measured by the distance sensor
float distance = 0;
// Software Version Information
String uid = "";
// Version
String sver = "15-19";
void loop()
{
// Adafruit RGB LCD Shield
// Clear
RGBLCDShield.clear();
// iLEDGreen LOW
digitalWrite(iLEDGreen, LOW );
// RHT Temperature and Humidity Sensor
isRHT03();
// Gas Sensors MQ
isGasSensor();
// isPIR Motion
isPIR();
// DS3231 RTC Date and Time
isRTC();
// HC-SR04 Ultrasonic Sensor
isHCSR04();
// Adafruit RGB LCD Shield
// Display
isDisplay();
// Slide Switch
// Read the state of the iSS1 value
iSS1State = digitalRead(iSS1);
// If it is the Slide Switch State is HIGH
if (iSS1State == HIGH) {
// iLEDGreen HIGH
digitalWrite(iLEDGreen, HIGH );
// MicroSD Card
isSD();
} else {
// iLEDGreen LOW
digitalWrite(iLEDGreen, LOW );
}
// Delay
delay( 500 );
}
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));
}
}
getGasSensorMQ.ino
// Gas Sensors MQ
// Gas Sensor
void isGasSensor() {
// Read in analog value from each gas sensors
// Hydrogen Gas Sensor - MQ-8
iMQ8Raw = analogRead( iMQ8 );
// Carbon Monoxide & Flammable Gas Sensor - MQ-9
iMQ9Raw = analogRead( iMQ9 );
// Carbon Monoxide Gas Sensor - MQ-7
iMQ7Raw = analogRead( iMQ7 );
// Alcohol Gas Sensor - MQ-3
iMQ3Raw = analogRead( iMQ3 );
// Caclulate the PPM of each gas sensors
// Hydrogen Gas Sensor - MQ-8
iMQ8ppm = isMQ8( iMQ8Raw );
// Carbon Monoxide & Flammable Gas Sensor - MQ-9
iMQ9ppm = isMQ9( iMQ9Raw );
// Carbon Monoxide Gas Sensor - MQ-7
iMQ7ppm = isMQ7( iMQ7Raw );
// Alcohol Gas Sensor - MQ-3
iMQ3ppm = isMQ3( iMQ3Raw );
}
// Hydrogen Gas Sensor - MQ-8 - PPM
int isMQ8(double rawValue) {
// RvRo
double RvRo = rawValue * (3.3 / 1023);
return (pow(4.7,( ((log(RvRo)-H2Curve[1])/H2Curve[2]) + H2Curve[0])));
}
// Carbon Monoxide & Flammable Gas Sensor - MQ-9
int isMQ9(double rawValue) {
double RvRo = rawValue * 3.3 / 4095;
double ppm = 3.027*exp(1.0698*( RvRo ));
return ppm;
}
// Carbon Monoxide Gas Sensor - MQ-7
int isMQ7(double rawValue) {
double RvRo = rawValue * 3.3 / 4095;
double ppm = 3.027*exp(1.0698*( RvRo ));
return ppm;
}
// Alcohol Gas Sensor - MQ-3
int isMQ3(double rawValue) {
double RvRo = rawValue * 3.3 / 4095;
double bac = RvRo * 0.21;
return bac;
}
getHC-SR04.ino
// HC-SR04 Ultrasonic Sensor
// Setup HC-SR04
void setupHCSR04() {
// The trigger iTrig will output pulses of electricity
pinMode(iTrig, OUTPUT);
// The echo iEcho will measure the duration of pulses coming back from the distance sensor
pinMode(iEcho, INPUT);
}
// HC-SR04
void isHCSR04() {
// Variable to store the distance measured by the sensor
distance = isDistance();
}
// Distance
float isDistance() {
// Variable to store the time it takes for a ping to bounce off an object
float echoTime;
// Variable to store the distance calculated from the echo time
float calculatedDistance;
// Send out an ultrasonic pulse that's 10ms long
digitalWrite(iTrig, HIGH);
delayMicroseconds(10);
digitalWrite(iTrig, LOW);
// Use the pulseIn command to see how long it takes for the
// pulse to bounce back to the sensor
echoTime = pulseIn(iEcho, HIGH);
// Calculate the distance of the object that reflected the pulse
// (half the bounce time multiplied by the speed of sound)
// cm = 58.0
calculatedDistance = echoTime / 58.0;
// Send back the distance that was calculated
return calculatedDistance;
}
getPIR.ino
// PIR Motion
// Setup PIR
void setupPIR() {
// Setup PIR Montion
pinMode(iMotion, INPUT_PULLUP);
}
// isPIR Motion
void isPIR() {
// Proximity
proximity = digitalRead(iMotion);
if (proximity == LOW)
{
// PIR Motion Sensor's LOW, Motion is detected
Det = "Motion Yes";
}
else
{
// PIR Motion Sensor's HIGH
Det = "No";
}
}
getRGBLCDShield.ino
// Adafruit RGB LCD Shield
// Setup RGB LCD Shield
void isSetupRGBLCDShield() {
// Adafruit RGB LCD Shield
// Set up the LCD's number of columns and rows:
RGBLCDShield.begin(16, 2);
// Set the cursor to column 0, line 0
RGBLCDShield.setBacklight(RED);
// Don luc
RGBLCDShield.setCursor(0,0);
RGBLCDShield.print("Don Luc");
// Set the cursor to column 0, line 1
RGBLCDShield.setCursor(0, 1);
// Electronics
RGBLCDShield.print("Electronics");
// Delay
delay(5000);
// Clear
RGBLCDShield.clear();
// Set the cursor to column 0, line 0
RGBLCDShield.setBacklight(TEAL);
// Version
RGBLCDShield.setCursor(0,0);
RGBLCDShield.print("Version: " + sver);
// Set the cursor to column 0, line 1
RGBLCDShield.setCursor(0, 1);
// Unit ID
RGBLCDShield.print("Unit ID: " + uid);
// Delay
delay(5000);
// Clear
RGBLCDShield.clear();
}
// isDisplay
void isDisplay() {
// Momentary Button
momentaryButton = RGBLCDShield.readButtons();
switch ( yy ) {
case 1:
// RHT Temperature and Humidity Sensor
// Set the cursor to column 0, line 0
RGBLCDShield.setCursor(0,0);
// Temperature C
RGBLCDShield.print( "Temp C: " );
RGBLCDShield.print( latestTempC );
// Set the cursor to column 0, line 1
RGBLCDShield.setCursor(0, 1);
// Humidity
RGBLCDShield.print( "Humidity: " );
RGBLCDShield.print( latestHumidity );
break;
case 2:
// Set the cursor to column 0, line 0
// PIR Motion Sensor
RGBLCDShield.setCursor(0,0);
RGBLCDShield.print( "PIR: " );
RGBLCDShield.print( Det );
// Set the cursor to column 0, line 1
// HC-SR04 Ultrasonic Sensor
RGBLCDShield.setCursor(0, 1);
RGBLCDShield.print( "HC-SR04: " );
RGBLCDShield.print( distance );
break;
case 3:
// Gas Sensors 1
// Set the cursor to column 0, line 0
RGBLCDShield.setCursor(0,0);
// Hydrogen Gas Sensor - MQ-8
RGBLCDShield.print( "MQ-8: " );
RGBLCDShield.print( iMQ8ppm );
// Set the cursor to column 0, line 1
RGBLCDShield.setCursor(0, 1);
// Carbon Monoxide & Flammable Gas Sensor - MQ-9
RGBLCDShield.print( "MQ-9: " );
RGBLCDShield.print( iMQ9ppm );
break;
case 4:
// Gas Sensors 2
// Set the cursor to column 0, line 0
RGBLCDShield.setCursor(0,0);
// Carbon Monoxide Gas Sensor - MQ-7
RGBLCDShield.print( "MQ-7: " );
RGBLCDShield.print( iMQ7ppm );
// Set the cursor to column 0, line 1
RGBLCDShield.setCursor(0, 1);
// Alcohol Gas Sensor - MQ-3
RGBLCDShield.print( "MQ-3: " );
RGBLCDShield.print( iMQ3ppm );
break;
case 5:
// DS3231 RTC Date and Time
// Date and Time
DateTime now = rtc.now();
// Set the cursor to column 0, line 0
// Date
RGBLCDShield.setCursor(0,0);
RGBLCDShield.print( sDate );
// Set the cursor to column 0, line 1
RGBLCDShield.setCursor(0, 1);
// Time
RGBLCDShield.print( sTime );
break;
default:
// Don luc Electronics
yy = 5;
RGBLCDShield.setBacklight(RED);
// Set the cursor to column 0, line 0
// Don luc
RGBLCDShield.setCursor(0,0);
RGBLCDShield.print("Don Luc");
// Set the cursor to column 0, line 1
RGBLCDShield.setCursor(0, 1);
// Electronics
RGBLCDShield.print("Electronics");
}
if ( momentaryButton ) {
if ( momentaryButton & BUTTON_UP ) {
yy = 1;
// RHT Temperature and Humidity Sensor
RGBLCDShield.setBacklight(GREEN);
}
if ( momentaryButton & BUTTON_DOWN ) {
yy = 2;
// PIR Motion Sensor
RGBLCDShield.setBacklight(VIOLET);
}
if ( momentaryButton & BUTTON_LEFT ) {
yy = 3;
// Gas Sensors 1
RGBLCDShield.setBacklight(TEAL);
}
if ( momentaryButton & BUTTON_RIGHT ) {
yy = 4;
// Gas Sensors 2
RGBLCDShield.setBacklight(YELLOW);
}
if ( momentaryButton & BUTTON_SELECT ) {
yy = 5;
// DS3231 RTC Date and Time
RGBLCDShield.setBacklight(WHITE);
}
}
}
getRHT.ino
// RHT Temperature and Humidity Sensor
// setup RHT Temperature and Humidity Sensor
void setupRTH03() {
// RHT Temperature and Humidity Sensor
// Call rht.begin() to initialize the sensor and our data pin
rht.begin(RHT03_DATA_PIN);
}
// RHT Temperature and Humidity Sensor
void isRHT03(){
// Call rht.update() to get new humidity and temperature values from the sensor.
int updateRet = rht.update();
// The humidity(), tempC(), and tempF() functions can be called -- after
// a successful update() -- to get the last humidity and temperature value
latestHumidity = rht.humidity();
latestTempC = rht.tempC();
}
getRTC.ino
// DS3231 RTC Date and Time
// Setup DS3231 RTC
void isSetupRTC() {
if (! rtc.begin()) {
while (1);
}
if (rtc.lostPower()) {
// Following line sets the RTC to the date & time this sketch was compiled
rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
// This line sets the RTC with an explicit date & time, for example to set
// January 21, 2014 at 3am you would call:
// rtc.adjust(DateTime(2014, 1, 21, 3, 0, 0));
}
}
// DS3231 RTC Date and Time
void isRTC(){
// Date and Time
sDate = "";
sTime = "";
// Date Time
DateTime now = rtc.now();
// sData
sDate += String(now.year(), DEC);
sDate += "/";
sDate += String(now.month(), DEC);
sDate += "/";
sDate += String(now.day(), DEC);
// sTime
sTime += String(now.hour(), DEC);
sTime += ":";
sTime += String(now.minute(), DEC);
sTime += ":";
sTime += String(now.second(), DEC);
}
getSD.ino
// MicroSD Card
// MicroSD Setup
void setupSD() {
// MicroSD Card
if (!SD.begin(chipSelect)) {
while (true);
}
}
// MicroSD Card
void isSD() {
zzzzzz = "";
// Don Luc Electronics © (1983-2021)
// Arduino Data
// EEPROM Unique ID
// Version
// Date
// Time
// Temperature Celsius
// Humidity
// Hydrogen Gas Sensor - MQ-8
// Carbon Monoxide & Flammable Gas Sensor - MQ-9
// Carbon Monoxide Gas Sensor - MQ-7
// Alcohol Gas Sensor - MQ-3
// PIR Motion
// HC-SR04 Ultrasonic Sensor
// EEPROM Unique ID|Version|Date|Time|Temperature Celsius|Humidity|MQ-8|MQ-9|MQ-7|MQ-3|PIR Motion|HC-SR04|
zzzzzz = uid + "|" + sver + "|" + sDate + "|" + sTime + "|" + latestTempC + "|" + latestHumidity + "|"
+ iMQ8ppm + "|" + iMQ9ppm + "|" + iMQ7ppm + "|" +
iMQ3ppm + "|" + Det + "|" + distance + "|";
// Open the file. Note that only one file can be open at a time,
// so you have to close this one before opening another.
File dataFile = SD.open("arddata.txt", FILE_WRITE);
// If the file is available, write to it:
if ( dataFile ) {
dataFile.println( zzzzzz );
dataFile.close();
}
}
setup.ino
// Setup
void setup()
{
// EEPROM Unique ID
isUID();
// RHT Temperature and Humidity Sensor
// Setup RTH03 Temperature and Humidity Sensor
setupRTH03();
// PIR Motion
// Setup PIR
setupPIR();
// Setup DS3231 RTC
isSetupRTC();
//MicroSD Card
setupSD();
// Initialize the LED Green
pinMode(iLEDGreen, OUTPUT);
// iLEDGreen LOW
digitalWrite(iLEDGreen, LOW );
// Slide Switch
pinMode(iSS1, INPUT);
// Setup HC-SR04
setupHCSR04();
// Adafruit RGB LCD Shield
isSetupRGBLCDShield();
}
——
People can contact us: https://www.donluc.com/?page_id=1927
Technology Experience
- Single-Board Microcontrollers (PIC, Arduino, Raspberry Pi,Espressif, etc…)
- IoT
- Robotics
- Camera and Video Capture Receiver Stationary, Wheel/Tank and Underwater Vehicle
- Unmanned Vehicles Terrestrial and Marine
- 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 and E-Mentor
- IoT
- PIC Microcontrollers
- Arduino
- Raspberry Pi
- Espressif
- Robotics
- DOS, Windows, OSX, Linux, iOS, Android, Multi-OS
- Linux-Apache-PHP-MySQL
Follow Us
J. Luc Paquin – Curriculum Vitae – 2021 English & Español
https://www.jlpconsultants.com/luc/
Web: https://www.donluc.com/
Web: https://www.jlpconsultants.com/
Facebook: https://www.facebook.com/neosteam.labs.9/
YouTube: https://www.youtube.com/channel/UC5eRjrGn1CqkkGfZy0jxEdA
Twitter: https://twitter.com/labs_steam
Pinterest: https://www.pinterest.com/NeoSteamLabs/
Instagram: https://www.instagram.com/neosteamlabs/
Don Luc
