Archives de catégorie : arduino

Émission #93 du 15 octobre 2015 – Se pogner le cul

Pour télécharger l’émission allez sur bloguelinux.ca : http://www.bloguelinux.ca/emission-93-du-15-octobre-2015-se-pogner-le-cul/

AVERTISSEMENT! Ce podcast peut contenir du langage inapproprié ou vulgaire et peut ne pas convenir à tout le monde.

Animateurs: Patrick, Éric et Sandrine

Se pogner le cul

  • Expression québécoise qui veut dire : Ne rien faire. Ex : Il s’est pogné le cul toute la journée = Il n’a rien fait de la journée

Les nouvelles technos personnelles

Éric, Patrick et Sandrine échangent sur leurs expériences technologiques personnelles depuis la dernière émission

MOC Music on the console

Handy Linux

Outils de partage social

Quoi de neuf

Démarrer avec Sweet Home 3D sur linux.

Dessin de circuit imprimé et de schéma électronique avec Fritzing sur linux.

51 Outils open source pour les IoT(Internet of things).

Démarrer avec Raspberry Pi.

Exploration du Sense Hat pour Raspberry Pi.

Surprises

Ultimate VR simulator throws you around in mid-air

Makerarm-The first robotic arm that makes anything, anywhere

Lecture des commentaires

Écrivez-nous

La musique du thème et des transitions est une gracieuseté de Kevin MacLeod de www.incompetech.com

La référence Linux au Québec

Émission #92 du 1 octobre 2015 – That’s it, That’s all

Pour télécharger l’émission allez sur bloguelinux.ca : http://www.bloguelinux.ca/emission-92-du-1-octobre-2015-thats-it-thats-all/

AVERTISSEMENT! Ce podcast peut contenir du langage inapproprié ou vulgaire et peut ne pas convenir à tout le monde.

Animateurs: Patrick, Éric et Sandrine

That’s it, That’s all

  • Expression québécoise qui veut dire : C’est tout, c’est terminé, c’est la fin, c’est complet, un point c’est tout

Les nouvelles technos personnelles

Éric, Patrick et Sandrine échangent sur leurs expériences technologiques personnelles depuis la dernière émission

Decouverte du framwork kivy en python

Quoi de neuf

Deepin Linux

Gouvernement italien laisse tomber Microsoft pour l’Open Source LibreOffice

Construire des site e-commerce open source avec Prestashop

Firme de sécurité découvre un botnet Linux qui frappe avec des attaques DDoS à 150 Gbps

Surprises

Your Brain on Mars ft. Physics Girl!

What is Open Source explained in LEGO

Lecture des commentaires

Écrivez-nous

La musique du thème et des transitions est une gracieuseté de Kevin MacLeod de www.incompetech.com

La référence Linux au Québec

B43ZSG3XPG4M

Premier projet Arduino

Github

// Librairie du projet
// Project libraries
#include <SPI.h>
#include <dht11.h>
#include <Timezone.h>
#include <Wire.h>
#include <Time.h>
#include <DS1302RTC.h>
#include <LCD.h>
#include <LiquidCrystal_I2C.h>
#include "LedControl.h"

// Init Broche Horloge
// Set pins clock:  CE, IO,CLK
DS1302RTC RTC(13, 12, 11);

// Optional connection for RTC module
// Connection obtionnel du module RTC
//#define DS1302_GND_PIN 33
//#define DS1302_VCC_PIN 35

//Definition des boutons
//DEFINE Buttons
#define PIN_SET_MODE_BUTTON 2
#define PIN_ADD_BUTTON 4
#define PIN_SUB_BUTTON 7
#define PIN_LCD_LIGHT 8
#define DEBUG 1

// Definitin du LCD
//DEFINE LCD
#define I2C_ADDR    0x27 // <<----- Ajouter adresse ici. Decouverte avec I2C Scanner / Add your address here.  Find it from I2C Scanner
#define BACKLIGHT_PIN     3
#define En_pin  2
#define Rw_pin  1
#define Rs_pin  0
#define D4_pin  4
#define D5_pin  5
#define D6_pin  6
#define D7_pin  7
LiquidCrystal_I2C	lcd(I2C_ADDR,En_pin,Rw_pin,Rs_pin,D4_pin,D5_pin,D6_pin,D7_pin);

// Variables
int setMode = 0; // Mode de changement / Changing mode
int tmpMillis = 0;  // Variable de compte millis / count millis variable
time_t lastTime;  // Enregistrement de l'heure actuel / save actual time

// Sauvegarde etat des boutons
// Save status buttons.
char buttonMode;
char buttonAdd;
char buttonSub;
char buttonLight;

// Tableau des jours de la semaine
// Days of the week array
String jourSem[8] = {"","DIM", "LUN","MAR","MER","JEU","VEN","SAM"};

// Tableau des differents mode
// Array of the modes
String mode[7] = {" ","h","m","J","M","A", "W"};

// Preparation des objets
// Object instencehiate
time_t thisTime;
tmElements_t tm;


// Initialisation des variables de Lecture Temperature/humidite
// Initiate variable for temp/humidity reading
dht11 DHT11;
#define DHT11PIN 3


/*
 Init LedControl Matrix
 pin 5 connecte a DataIn 
 pin 10 connecte a CLK 
 pin 9 connecte a LOAD 
 We have only a single MAX72XX.
*/
/*
 Init LedControl Matrix
 pin 5 is connected to the DataIn 
 pin 10 is connected to the CLK 
 pin 9 is connected to LOAD 
 We have only a single MAX72XX.
*/
LedControl lc=LedControl(5,10,9,2);
// Tableau des nombre binaire de 0 a 9
// Array of binary number from 0 to 9
byte chiffres[10]={B00000000,
                   B00000001,
                   B00000010,
                   B00000011,
                   B00000100,
                   B00000101,
                   B00000110,
                   B00000111,
                   B00001000,
                   B00001001};

// Variable compte temps pour eteindre LCD
// Timer variable for turning off LCD
int timerLcdLight;

void setup()
{
  // Configuration des entrees boutons et sortis LCD
  // Setting up input buttons and output LCD
  pinMode(PIN_SET_MODE_BUTTON,INPUT);
  pinMode(PIN_ADD_BUTTON,INPUT);
  pinMode(PIN_SUB_BUTTON,INPUT);
  pinMode(PIN_LCD_LIGHT,INPUT);
  
  // Activation de resistances puul-up interne
  // Enable the build-in pull-up resistor
  digitalWrite(PIN_SET_MODE_BUTTON,HIGH);
  digitalWrite(PIN_ADD_BUTTON,HIGH);
  digitalWrite(PIN_SUB_BUTTON,HIGH);
  digitalWrite(PIN_LCD_LIGHT,HIGH);
  
  // Activation du LCD
  // Enabling LCD
  lcd.begin (16,2); //  <<----- My LCD was 16x2
  // Active le backlight
  // Switch on the backlight
  lcd.setBacklightPin(BACKLIGHT_PIN,POSITIVE);
  lcd.setBacklight(HIGH);
  lcd.home (); // go home
  lcd.clear();

  // Configuration de la communication serie
  // Setup Serial connection
  Serial.begin(115200);
  
  // Test de l'horloge
  // Test clock
  Serial.println("DS1302RTC Read Test");
  Serial.println("-------------------");
  
  // Activate RTC module
//  digitalWrite(DS1302_GND_PIN, LOW);
//  pinMode(DS1302_GND_PIN, OUTPUT);

//  digitalWrite(DS1302_VCC_PIN, HIGH);
//  pinMode(DS1302_VCC_PIN, OUTPUT);
  
  Serial.println("RTC module activated");
  Serial.println();
  delay(500);
  
// Test de présence et fonctionnement du RTC
// Test avaiblity and fonction of the RTC
  if (RTC.haltRTC()) {
    Serial.println("The DS1302 is stopped.  Please run the SetTime");
    Serial.println("example to initialize the time and begin running.");
    Serial.println();
  }
  if (!RTC.writeEN()) {
    Serial.println("The DS1302 is write protected. This normal.");
    Serial.println();
  }

// Init variables
  lastTime = 0;
  buttonMode = HIGH;
  buttonAdd = HIGH;
  buttonSub = HIGH;
  buttonLight = HIGH;
  timerLcdLight = 120;

  analogReference(INTERNAL);
  
  /*
  The MAX72XX is in power-saving mode on startup,
  we have to do a wakeup call
  */
  lc.shutdown(0,false);
  /* Set the brightness to a medium values */
  lc.setIntensity(0,8);
  /* and clear the display */
  lc.clearDisplay(0);
}

void loop()
{
  
  if ((tmpMillis == 1000) && DEBUG){
    tmpMillis = 0;
    
    if(timerLcdLight > 0){
      timerLcdLight--;
    }
    readTimeRTC();
    displayTime();
  }

  // Vérifi les boutons presser
  buttonPress();
  
  // Wait one second before repeating 🙂
  tmpMillis = tmpMillis + 100;

  if(timerLcdLight == 0){
    lcd.setBacklight(LOW);
    lcd.noDisplay();
  }

  delay (100);
}

// Affichage des infos
void displayTime(){
  displaySerial();
  //affice sur lcd si actif
  if (timerLcdLight != 0){
    displayLCD();
  }
  displayMatrix();
}

// Display Serial
void displaySerial(){
  Serial.print("UNIX Time: ");
  Serial.print(thisTime);

  if (! RTC.read(tm)) {
    Serial.print("  Time = ");
    print2digits(tm.Hour);
    Serial.write(':');
    print2digits(tm.Minute);
    Serial.write(':');
    print2digits(tm.Second);
    Serial.print(", Date (D/M/Y) = ");
    Serial.print(tm.Day);
    Serial.write('/');
    Serial.print(tm.Month);
    Serial.write('/');
    Serial.print(tmYearToCalendar(tm.Year));
    Serial.print(", DoW = ");
    Serial.print(tm.Wday);
    Serial.print(", Mode = ");
    Serial.print(setMode);
    Serial.print(", Timer = ");
    Serial.print(timerLcdLight);
    Serial.println();
    
  } else {
    Serial.println("DS1302 read error!  Please check the circuitry.");
    Serial.println();
    delay(9000);
  }
}

// Display LCD
void displayLCD(){
  if (! RTC.read(tm)) {
      // LCD Display
      lcd.setCursor(0,0);
      if (tm.Hour < 10){
        lcd.print("0");
      }
      lcd.print(tm.Hour);
      if ( (tm.Second % 2) == 0) {
        lcd.print(':');
      } else {
        lcd.print(' ');
      }
      if (tm.Minute < 10){
        lcd.print("0");
      }
      lcd.print(tm.Minute);
      if ( (tm.Second % 2) == 0) {
        lcd.print(':');
      } else {
        lcd.print(' ');
      }
      if (tm.Second < 10){
        lcd.print("0");
      }
      lcd.print(tm.Second);

      lcd.setCursor(9,0);
      lcd.print(readTempHumidity());

      lcd.setCursor(0,1);
      if (tm.Day < 10){
        lcd.print("0");
      }
      lcd.print(tm.Day);
      lcd.print('/');
      if (tm.Month < 10){
        lcd.print("0");
      }
      lcd.print(tm.Month);
      lcd.print('/');
      lcd.print(tmYearToCalendar(tm.Year));
      lcd.setCursor(11,1);
      lcd.print(jourSem[tm.Wday]);
      lcd.setCursor(15,1);
      lcd.print(mode[setMode]);
    
    } else {
      Serial.println("DS1302 read error!  Please check the circuitry.");
      Serial.println();
      delay(9000);
    }
}

// Display Matrix
void displayMatrix(){
  int heures, minutes, secondes, jour, mois, annee, dizaines, unites;
  
  heures = tm.Hour;
  minutes = tm.Minute;
  secondes = tm.Second;
  
  jour = tm.Day;
  mois = tm.Month;
  annee = tm.Year;
  
  dizaines = heures % 10;
  unites = heures / 10;
  
  lc.setRow(0,7,chiffres[unites]);  
  lc.setRow(0,6,chiffres[dizaines]);
  lc.setRow(0,5,chiffres[0]);

  dizaines = minutes % 10;
  unites = minutes / 10;

  lc.setRow(0,4,chiffres[unites]);
  lc.setRow(0,3,chiffres[dizaines]);
  lc.setRow(0,2,chiffres[0]);

  dizaines = secondes % 10;
  unites = secondes / 10;

  lc.setRow(0,0,chiffres[dizaines]);
  lc.setRow(0,1,chiffres[unites]);
  
  // Ajout d'une seconde matrix pour la date
  // Code a ajouter

  dizaines = jour % 10;
  unites = jour / 10;
  
  lc.setRow(1,7,chiffres[unites]);  
  lc.setRow(1,6,chiffres[dizaines]);
  lc.setRow(1,5,chiffres[0]);


  dizaines = mois % 10;
  unites = mois / 10;

  lc.setRow(1,4,chiffres[unites]);
  lc.setRow(1,3,chiffres[dizaines]);
  lc.setRow(1,2,chiffres[0]);

  dizaines = annee % 10;
  unites = annee / 10;

  lc.setRow(1,0,chiffres[dizaines]);
  lc.setRow(1,1,chiffres[unites]);

}

// Si ecran LCD off allume et reset timer
void chkBackOffTurnOn(){
  if (timerLcdLight == 0){
    lcd.display();
    lcd.setBacklight(HIGH);
  }
  timerLcdLight=120;
}

// ajout du zero pour affichage sur Serial Port
void print2digits(int number) {
  if (number >= 0 && number < 10)
    Serial.write('0');
  Serial.print(number);
}

// Verifie bouton presser
// Check button mode
// Mode 0 = nothing
// Mode 1 = Change Hours
// Mode 2 = Change Minutes
// Mode 3 = Change day
// Mode 4 = Change months
// Mode 5 = change year  
// Mode 6 = Day of the week
void buttonPress(){
  char tmp;
  char tmpReadBMode;
  char tmpReadBAdd;
  char tmpReadBSub;
  char tmpReadBLight;
  
  tmpReadBLight = digitalRead(PIN_LCD_LIGHT);
  if ((buttonLight == HIGH) && (tmpReadBLight == LOW)){
    //lcd.setBacklight(HIGH);
    //timerLcdLight=120;
    chkBackOffTurnOn();
  }
  buttonLight = tmpReadBLight;

  tmpReadBMode = digitalRead(PIN_SET_MODE_BUTTON);
  if ((buttonMode == HIGH) && (tmpReadBMode == LOW)){
    chkBackOffTurnOn();
    setMode = setMode + 1;
    if (setMode == 7) {
      setMode = 0;
    }
  }
  buttonMode = tmpReadBMode;
  
  switch (setMode){
    case 1: // change hour
      tmpReadBAdd = digitalRead(PIN_ADD_BUTTON);
      int tmpHour;
      tmpHour = tm.Hour;
      if ((buttonAdd == HIGH) && (tmpReadBAdd == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement d'heure
        tmpHour = calculChange(setMode,1,tmpHour);
      }
      buttonAdd = tmpReadBAdd;

      tmpReadBSub = digitalRead(PIN_SUB_BUTTON);
      if ((buttonSub == HIGH) && (tmpReadBSub == LOW)){
        chkBackOffTurnOn();
        // calcul changement d'heure
        tmpHour = calculChange(setMode,2,tmpHour);
      }
      buttonSub = tmpReadBSub;

      if(tm.Hour != tmpHour){
        tm.Hour = tmpHour;
        RTC.write(tm);
      }      
      break;
    case 2: // change minutes
      tmp = digitalRead(PIN_ADD_BUTTON);
      int tmpMinute;
      tmpMinute = tm.Minute;
      if ((buttonAdd == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpMinute = calculChange(setMode,1,tmpMinute);
      }
      buttonAdd = tmp;

      tmp = digitalRead(PIN_SUB_BUTTON);
      if ((buttonSub == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpMinute = calculChange(setMode,2,tmpMinute);
      }
      buttonSub = tmp;
      if(tm.Minute != tmpMinute){
        tm.Minute = tmpMinute;
        RTC.write(tm);
      }          
      break;
    case 3: // change day
      tmp = digitalRead(PIN_ADD_BUTTON);
      int tmpDay;
      tmpDay = tm.Day;
      if ((buttonAdd == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpDay = calculChange(setMode,1,tmpDay);
      }
      buttonAdd = tmp;

      tmp = digitalRead(PIN_SUB_BUTTON);
      if ((buttonSub == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpDay = calculChange(setMode,2,tmpDay);
      }
      buttonSub = tmp;

      if(tm.Day != tmpDay){
        tm.Day = tmpDay;
        RTC.write(tm);
      }      
      break;
    case 4: // change months
      tmp = digitalRead(PIN_ADD_BUTTON);
      int tmpMonth;
      tmpMonth = tm.Month;
      if ((buttonAdd == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpMonth = calculChange(setMode,1,tmpMonth);
      }
      buttonAdd = tmp;

      tmp = digitalRead(PIN_SUB_BUTTON);
      if ((buttonSub == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpMonth = calculChange(setMode,2,tmpMonth);
      }
      buttonSub = tmp;
      
      if(tm.Month != tmpMonth){
        tm.Month = tmpMonth;
        RTC.write(tm);
      }    
      break;
    case 5:  // change year
      tmp = digitalRead(PIN_ADD_BUTTON);
      int tmpYear;
      tmpYear = tm.Year;
      if ((buttonAdd == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpYear = calculChange(setMode,1,tmpYear);
      }
      buttonAdd = tmp;

      tmp = digitalRead(PIN_SUB_BUTTON);
      if ((buttonSub == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpYear = calculChange(setMode,2,tmpYear);
      }
      buttonSub = tmp;
      
      if(tm.Year != tmpYear){
        tm.Year = tmpYear;
        RTC.write(tm);
      }          
      break;
    case 6:
      tmp = digitalRead(PIN_ADD_BUTTON);
      int tmpWday;
      tmpWday = tm.Wday;
      if ((buttonAdd == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpWday = calculChange(setMode,1,tmpWday);
      }
      buttonAdd = tmp;

      tmp = digitalRead(PIN_SUB_BUTTON);
      if ((buttonSub == HIGH) && (tmp == LOW)){
        // allume ecrane si fermer.
        chkBackOffTurnOn();
        // calcul changement de Minute
        tmpWday = calculChange(setMode,2,tmpWday);
      }
      buttonSub = tmp;
      
      if(tm.Wday != tmpWday){
        tm.Wday = tmpWday;
        RTC.write(tm);
      }          
      break;
  }
}

// Calcule chagement Heure/Date
// (Mode,{ 1 - addition, 2 - soustraction}, valeur)
int calculChange(int modeType, int operatorChoice, int value1){
  // Initialisation des valeurs pour différents calculs
  // Matrix[setMode][y] {Max, Min, resetValueMax, resetValueMin}
  int newValue;
  int matrix[7][4] = { {0,0,0,0},
                       {24,-1, 0, 23},
                       {60,-1,0,59},
                       {0,0,0,0},
                       {13,0,1,12},
                       {70,-1,0,69},
                       {8,0,1,7} };
  Serial.println("in function calculChange");
  if (modeType != 3){
    if (operatorChoice == 1) {
      value1++;
      if (value1 == matrix[modeType][0]) {
        newValue = matrix[modeType][2];
        return newValue;
      } else {
        return value1;
      }
    } else if (operatorChoice == 2) {
      value1--;
      if (value1 == matrix[modeType][1]) {
        newValue = matrix[modeType][3];
        return newValue;
      } else {
        return value1;
      }
    }
  }

  if (modeType == 3) {
    if (operatorChoice == 1) {
      value1++;
      if (value1 > numberDayMonth(tm.Month, tm.Year)) {
        newValue = 1;
        return newValue;
      } else {
        return value1;
      }
    } else if (operatorChoice == 2) {
      value1--;
      if (value1 < 1) {
        newValue = numberDayMonth(tm.Month, tm.Year);
        return newValue;
      } else {
        return value1;
      }
    }
  }
}

// Lecture temperature
// prend une moyenne de 60 lectures
String readTempHumidity(){
  String reading;
  
  int chk = DHT11.read(DHT11PIN);
  
  if ( (tm.Minute % 2) == 0) {
    reading = String((float)DHT11.humidity)  + " %";
  } else {
    reading = String((float)DHT11.temperature) + "*C";
  }
  
  return reading;
}

// Lire time sur rtc
void readTimeRTC(){
  thisTime = RTC.get();
  tmElements_t tm;
  breakTime(thisTime, tm);
}

// retourne true si annee bi sinon retourne false
boolean leapYearTest(int Y){
  if ( ((1970+Y)>0) && !((1970+Y)%4) && ( ((1970+Y)%100) || !((1970+Y)%400) ) ){
    return true;
  } else {
    return false;
  }
}

// retourne le nomdre de jour du mois selon l'année.
int numberDayMonth(int numMonth, int Y){
  if ((numMonth == 1) || (numMonth == 3) || (numMonth == 5) || (numMonth == 7) || (numMonth == 8) || (numMonth == 10) || (numMonth == 12)) {
    return 31;
  } else if ((numMonth == 4) || (numMonth == 6) || (numMonth == 9) || (numMonth == 11)) {
    return 30;
  } else if ((numMonth == 2)) {
    if (leapYearTest(Y)){
      return 29;      
    } else {
      return 28;      
    } 
  }  
}

//Celsius to Fahrenheit conversion
double Fahrenheit(double celsius)
{
	return 1.8 * celsius + 32;
}

// fast integer version with rounding
//int Celcius2Fahrenheit(int celcius)
//{
//  return (celsius * 18 + 5)/10 + 32;
//}


//Celsius to Kelvin conversion
double Kelvin(double celsius)
{
	return celsius + 273.15;
}

// dewPoint function NOAA
// reference (1) : http://wahiduddin.net/calc/density_algorithms.htm
// reference (2) : http://www.colorado.edu/geography/weather_station/Geog_site/about.htm
//
double dewPoint(double celsius, double humidity)
{
	// (1) Saturation Vapor Pressure = ESGG(T)
	double RATIO = 373.15 / (273.15 + celsius);
	double RHS = -7.90298 * (RATIO - 1);
	RHS += 5.02808 * log10(RATIO);
	RHS += -1.3816e-7 * (pow(10, (11.344 * (1 - 1/RATIO ))) - 1) ;
	RHS += 8.1328e-3 * (pow(10, (-3.49149 * (RATIO - 1))) - 1) ;
	RHS += log10(1013.246);

        // factor -3 is to adjust units - Vapor Pressure SVP * humidity
	double VP = pow(10, RHS - 3) * humidity;

        // (2) DEWPOINT = F(Vapor Pressure)
	double T = log(VP/0.61078);   // temp var
	return (241.88 * T) / (17.558 - T);
}

// delta max = 0.6544 wrt dewPoint()
// 6.9 x faster than dewPoint()
// reference: http://en.wikipedia.org/wiki/Dew_point
double dewPointFast(double celsius, double humidity)
{
	double a = 17.271;
	double b = 237.7;
	double temp = (a * celsius) / (b + celsius) + log(humidity*0.01);
	double Td = (b * temp) / (a - temp);
	return Td;
}