579 lines
17 KiB
C++
579 lines
17 KiB
C++
#include <Arduino.h>
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#include <ESP32Servo.h>
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#include "FS.h"
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#include "SD.h"
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#include "SPI.h"
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#include "RTClib.h"
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#include "Wire.h"
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#include "driver/pcnt.h"
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#include <WiFi.h>
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#include <ESPAsyncWebServer.h>
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#include "main.h"
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//#include <time.h>
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/////////////////////////////
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/* DÉFINITIONS DU COMPTEUR */
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/////////////////////////////
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#define PCNT_TEST_UNIT PCNT_UNIT_0 // Il existe 8 compteurs de 0 à 7
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#define PCNT_TEST_CHANNEL PCNT_CHANNEL_0
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#define PCNT_INPUT_SIG_IO GPIO_NUM_15 // Pulse Input GPIO
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#define PCNT_INPUT_CTRL_IO GPIO_NUM_2 // Control GPIO HIGH=count up, LOW=count down
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#define PCNT_H_LIM_VAL 10000 //valeur max du depart_compteur_minuteur
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#define PCNT_L_LIM_VAL -10 //valeur mini du compteur
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bool sem_scribe = false; // sémaphore pour le compteur
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int16_t count = 0; // variable de compteur
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int16_t old_count = 0;
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int vRotReel; // vitesse réelle mesurée du moteur
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unsigned long chrono_scribe = 0;
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unsigned long start_chrono_scribe = 0; // minuteur pour le déclenchement du compteur
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bool sema_compte_tour = false; // semaphore poour le compte tour
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unsigned long depart_compte_tour = 0; // valeur de millis au déclenchement du compte-tour
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int intervalle_compte_tour = 5000; // durée entre deux mesures du compte-tour en ms
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int pptr = 2; //nombre de pulsations par tour d'hélice
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//unsigned long chrono_compte_tour;
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/////////////////////////////////
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/*NUMÉRO DE SÉRIE DE L'APPAREIL*/
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/////////////////////////////////
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char numero_capteur[] = "0002";
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///////////////////////////
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/* DÉFINITIONS DE LA RTC */
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///////////////////////////
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RTC_DS3231 rtc; //déclaration de la rtc
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DateTime now{rtc.now()};
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///////////////////////////
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/* DÉFINITIONS DE LA LED */
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///////////////////////////
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#define LED 13
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////////////////////////////////
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/* DÉFINITIONS DE LA CARTE SD */
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////////////////////////////////
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unsigned long inter_ecriture = 60000; // durée entre deux écritures sur la carte SD en millisecondes
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char horodatage[16]; //création du tableau pour contenir l'horodatage
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char fichier[16]; //tableau pour le nom de fichier
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//////////////////////////////////
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/* DÉFINITIONS DU DRIVER MOTEUR */
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//////////////////////////////////
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int vRotVis = 2400; //vitesse de rotation recherchée en tr/min
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Servo moteur; //création de l'objet moteur
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int minUs = 1000; // intervalle pwm mini
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int maxUs = 2000; // intervalle pwm maxi
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int pos = 142; // vitesse de départ, 135 donne environ 40Hz
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int ecart_gaz = 10;
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int moteurPin = 4; //pin de contrôle du BEC de l'ESC du moteur
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ESP32PWM pwm; // Activation du pwm
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////////////////////////////////
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/* DÉFINITIONS DU BOUTON WIFI */
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////////////////////////////////
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int bouton_wifi = 2; // pin du bouton wifi
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bool sem_wifi = false; //sémaphore du minuteur du bouton wifi
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unsigned long wifi_minuteur = 0; // minuteur pour l'appui long sur le bouton wifi
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bool etat_bouton_wifi;
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int tempo_bouton_wifi = 5000; //temps d'appui en millisecondes pour arrêter le capteur et passer en mode wifi
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///////////////////////////////////////
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/* DÉFINITIONS DU POINT D'ACCES WIFI */
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///////////////////////////////////////
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const char *ssid = "IFV-Sporix"; // SSID
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const char *password = "12345678"; // PASSWORD, 8 caractères minimum
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WiFiServer server(80); // port du serveur
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////////////////////////////
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/// FONCTION CODE ERREUR ///
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////////////////////////////
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void errorCode(int codeNumber) {
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while(1) {
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delay(2700);
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for( int i=1 ; i<=codeNumber ; ++i ){
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Serial.println("balise errCode Blink");
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delay(300);
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digitalWrite(LED,HIGH);
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delay(300);
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digitalWrite(LED,LOW);
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delay(300);
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}
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}
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}
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/////////////////////////
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/* FONCTIONS DU MOTEUR */
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/////////////////////////
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void start_moteur() {
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ESP32PWM::allocateTimer(2);
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moteur.setPeriodHertz(50);
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moteur.attach(moteurPin, minUs, maxUs);
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delay(15);
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moteur.write(0); // envoi du 0 à l'ESC pour initialisation
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delay(1500); // délai permettant au variateur de détecter le zero
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moteur.write(pos); // vitesse initiale
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}
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void gaz_moteur() {
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if (vRotVis > vRotReel - ecart_gaz && pos < 170) {
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pos ++;
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}
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if (vRotReel > vRotVis + ecart_gaz && pos > 0) {
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pos --;
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}
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moteur.write(pos);
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Serial.print("count =");
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Serial.println(count);
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Serial.print("Tr/min = ");
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Serial.println(vRotReel);
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Serial.print("gaz = ");
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Serial.println(pos);
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}
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void stop_moteur() {
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moteur.write(0);
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delay(1000);
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moteur.detach();
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}
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///////////////////////////
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/* FONCTIONS DU COMPTEUR */
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///////////////////////////
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void start_compteur() {
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esp_err_t error;
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Serial.println("Initialisation du compteur");
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pcnt_config_t pcnt_config = {
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PCNT_INPUT_SIG_IO, // Pulse input gpio_num, if you want to use gpio16, pulse_gpio_num = 16, a negative value will be ignored
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PCNT_PIN_NOT_USED, // Control signal input gpio_num, a negative value will be ignored
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PCNT_MODE_KEEP, // PCNT low control mode
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PCNT_MODE_KEEP, // PCNT high control mode
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PCNT_COUNT_INC, // PCNT positive edge count mode
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PCNT_COUNT_DIS, // PCNT negative edge count mode
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//PCNT_H_LIM_VAL, // Maximum counter value
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//PCNT_L_LIM_VAL, // Minimum counter value
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PCNT_TEST_UNIT, // PCNT unit number
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PCNT_TEST_CHANNEL, // the PCNT channel
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};
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if(pcnt_unit_config(&pcnt_config) == ESP_OK) //init unit
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Serial.println("Config Unit_0 = ESP_OK");
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pcnt_set_filter_value(PCNT_TEST_UNIT, 100); /*Configure input filter value*/
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pcnt_filter_enable(PCNT_TEST_UNIT); /*Enable input filter*/
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pcnt_counter_pause(PCNT_TEST_UNIT);
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pcnt_counter_clear(PCNT_TEST_UNIT); /*Reset counter value*/
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pcnt_counter_resume(PCNT_TEST_UNIT); /*Resume counting*/
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}
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void stop_compteur() {
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/*Pause counter*/
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pcnt_counter_pause(PCNT_TEST_UNIT);
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/*Reset counter value*/
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pcnt_counter_clear(PCNT_TEST_UNIT);
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// peut-être libérer la mémoire compteur?
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}
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void compte_tour() {
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if (sema_compte_tour == false){
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sema_compte_tour = true;
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depart_compte_tour = millis();
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}
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int offset = (millis() - depart_compte_tour );
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if (offset >= intervalle_compte_tour && sema_compte_tour == true){
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//chrono_compte_tour = millis()- start_chrono_scribe;
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pcnt_get_counter_value(PCNT_UNIT_0, &count);
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int diff_count = count - old_count;
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vRotReel = (60000*diff_count/(pptr*offset)); //vitesse en tours par min (4 pulsations /tour, 2 montantes, 2 descendantes)
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old_count = count;
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//Serial.println("count =");
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//Serial.println(count);
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//Serial.println("chrono_compte_tour=");
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//Serial.println(chrono_compte_tour);
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//Serial.println("vRrotReel=");
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//Serial.println(vRotReel);
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gaz_moteur();// ajustement des gaz en fonction de la vitesse mesurée
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sema_compte_tour = false;
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}
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}
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/////////////////////////
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/// FONCTIONS SD CARD ///
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/////////////////////////
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void listDir(fs::FS &fs, const char * dirname, uint8_t levels){
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Serial.printf("Listing directory: %s\n", dirname);
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File root = fs.open(dirname);
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if(!root){
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Serial.println("Failed to open directory");
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return;
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}
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if(!root.isDirectory()){
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Serial.println("Not a directory");
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return;
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}
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File file = root.openNextFile();
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while(file){
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if(file.isDirectory()){
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Serial.print(" DIR : ");
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Serial.println(file.name());
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if(levels){
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listDir(fs, file.name(), levels -1);
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}
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} else {
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Serial.print(" FILE: ");
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Serial.print(file.name());
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Serial.print(" SIZE: ");
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Serial.println(file.size());
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}
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file = root.openNextFile();
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}
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}
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void createDir(fs::FS &fs, const char * path){
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Serial.printf("Creating Dir: %s\n", path);
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if(fs.mkdir(path)){
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Serial.println("Dir created");
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} else {
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Serial.println("mkdir failed");
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}
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}
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void removeDir(fs::FS &fs, const char * path){
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Serial.printf("Removing Dir: %s\n", path);
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if(fs.rmdir(path)){
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Serial.println("Dir removed");
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}
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else {
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Serial.println("rmdir failed");
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}
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}
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void readFile(fs::FS &fs, const char * path){
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Serial.printf("Reading file: %s\n", path);
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File file = fs.open(path);
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if(!file){
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Serial.println("Failed to open file for reading");
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return;
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}
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Serial.print("Read from file: ");
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while(file.available()){
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Serial.write(file.read());
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}
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file.close();
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}
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void writeFile(fs::FS &fs, const char * path, const char * message){
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Serial.printf("Writing file: %s\n", path);
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File file = fs.open(path, FILE_WRITE);
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if(!file){
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Serial.println("Failed to open file for writing");
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errorCode(2);
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return;
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}
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if(file.print(message)){
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Serial.println("File written");
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} else {
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Serial.println("Write failed");
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}
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file.close();
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}
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void appendFile(fs::FS &fs, const char * path, const char * message){
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Serial.printf("Appending to file: %s\n", path);
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File file = fs.open(path, FILE_APPEND);
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if(!file){
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Serial.println("Failed to open file for appending");
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return;
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}
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if(file.print(message)){
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Serial.println("Message appended");
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} else {
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Serial.println("Append failed");
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}
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file.close();
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}
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void renameFile(fs::FS &fs, const char * path1, const char * path2){
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Serial.printf("Renaming file %s to %s\n", path1, path2);
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if (fs.rename(path1, path2)) {
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Serial.println("File renamed");
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} else {
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Serial.println("Rename failed");
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}
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}
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void deleteFile(fs::FS &fs, const char * path){
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Serial.printf("Deleting file: %s\n", path);
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if(fs.remove(path)){
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Serial.println("File deleted");
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} else {
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Serial.println("Delete failed");
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}
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}
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void testFileIO(fs::FS &fs, const char * path){
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File file = fs.open(path);
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static uint8_t buf[512];
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size_t len = 0;
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uint32_t start = millis();
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uint32_t end = start;
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if(file){
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len = file.size();
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size_t flen = len;
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start = millis();
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while(len){
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size_t toRead = len;
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if(toRead > 512){
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toRead = 512;
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}
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file.read(buf, toRead);
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len -= toRead;
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}
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end = millis() - start;
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Serial.printf("%u bytes read for %u ms\n", flen, end);
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file.close();
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} else {
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Serial.println("Failed to open file for reading");
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}
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file = fs.open(path, FILE_WRITE);
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if(!file){
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Serial.println("Failed to open file for writing");
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return;
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}
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size_t i;
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start = millis();
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for(i=0; i<2048; i++){
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file.write(buf, 512);
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}
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end = millis() - start;
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Serial.printf("%u bytes written for %u ms\n", 2048 * 512, end);
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file.close();
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}
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void sd_init() {
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if(!SD.begin()){
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Serial.println("Card Mount Failed");
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errorCode(3);
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return;
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}
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uint8_t cardType = SD.cardType();
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if(cardType == CARD_NONE){
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Serial.println("No SD card attached");
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errorCode(4);
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return;
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}
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uint64_t cardSize = SD.cardSize() / (1024 * 1024);
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Serial.printf("SD Card Size: %lluMB\n", cardSize);
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now = rtc.now();
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char date_format[] = "DDhhmm";
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char *date = now.toString(date_format);
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strcat(fichier,date);
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char entete[64] = "# YY-MM-DD:hh:mm:ss Vrot en tr/min \n";
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writeFile(SD, fichier, "capteur n° ");
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appendFile(SD, fichier, numero_capteur );
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appendFile(SD, fichier, "\n");
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appendFile(SD, fichier, entete);
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}
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void scribe_sd (){
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if ( sem_scribe == false ) {
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sem_scribe = true;
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pcnt_counter_pause(PCNT_TEST_UNIT);
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pcnt_counter_clear(PCNT_TEST_UNIT);
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pcnt_counter_resume(PCNT_TEST_UNIT);
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start_chrono_scribe = millis();
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}
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chrono_scribe = millis() - start_chrono_scribe;
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//Serial.println("sem_scribe=");
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//Serial.println(sem_scribe);
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if ( sem_scribe == true && chrono_scribe >= inter_ecriture ){
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//Serial.println("balise scribe");
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int vRotMoyen = count*60000/(pptr*chrono_scribe);
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char timestamp[] = "YY-MM-DD-hh:mm:ss";
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char *horodatage = now.toString(timestamp);
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char buffer[64];
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snprintf(buffer, sizeof buffer, "%d", vRotMoyen);
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appendFile(SD, fichier, horodatage);
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appendFile(SD, fichier, " " );
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appendFile(SD, fichier, buffer);
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appendFile(SD, fichier, "\n" );
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Serial.println("ECRITURE SUR SD");
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sem_scribe = false;
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}
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}
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/////////////////////
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/// FONCTIONS RTC ///
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/////////////////////
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void rtc_init() {
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if (! rtc.begin()) {
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Serial.println("RTC introuvable !"); // ligne de debug à commenter en prod
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delay(2000);
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errorCode(1);
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ESP.restart();
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//while (1);
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}
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if (rtc.lostPower()) {
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Serial.println("Veuillez régler l'heure et vérifier la pile du module RTC!"); // ligne de debug à commenter en prod
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errorCode(5);
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}
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else
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{
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//DateTime now = rtc.now(); //
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Serial.println("rtc OK");
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}
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}
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//////////////////////
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/// FONCTIONS WIFI ///
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//////////////////////
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void start_wifiAP() {
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pinMode(LED_BUILTIN, OUTPUT);
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Serial.println();
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Serial.println("Configuring access point...");
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//WiFi.softAP(ssid, password); // You can remove the password parameter if you want the AP to be open.
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IPAddress myIP = WiFi.softAPIP();
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Serial.print("AP IP address: ");
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Serial.println(myIP);
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server.begin();
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Serial.println("Server started");
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}
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void wifi_AP() { // ajouter menu vitesse et fréquence d'écriture
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WiFiClient client = server.available(); // listen for incoming clients
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if (client) { // if you get a client,
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//Serial.println("New Client."); // print a message out the serial port
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String currentLine = ""; // make a String to hold incoming data from the client
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while (client.connected()) { // loop while the client's connected
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if (client.available()) { // if there's bytes to read from the client,
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char c = client.read(); // read a byte, then
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Serial.write(c); // print it out the serial monitor
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if (c == '\n') { // if the byte is a newline character
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// if the current line is blank, you got two newline characters in a row.
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// that's the end of the client HTTP request, so send a response:
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if (currentLine.length() == 0) {
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// HTTP headers always start with a response code (e.g. HTTP/1.1 200 OK)
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// and a content-type so the client knows what's coming, then a blank line:
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client.println("HTTP/1.1 200 OK");
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client.println("Content-type:text/html");
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client.println();
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// the content of the HTTP response follows the header:
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client.print("Click <a href=\"/H\">here</a> to turn ON the LED.<br>");
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client.print("Click <a href=\"/L\">here</a> to turn OFF the LED.<br>");
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// The HTTP response ends with another blank line:
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client.println();
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// break out of the while loop:
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break;
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} else { // if you got a newline, then clear currentLine:
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currentLine = "";
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}
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} else if (c != '\r') { // if you got anything else but a carriage return character,
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currentLine += c; // add it to the end of the currentLine
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}
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// Check to see if the client request was "GET /H" or "GET /L":
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if (currentLine.endsWith("GET /H")) {
|
|
digitalWrite(LED_BUILTIN, HIGH); // GET /H turns the LED on
|
|
}
|
|
if (currentLine.endsWith("GET /L")) {
|
|
digitalWrite(LED_BUILTIN, LOW); // GET /L turns the LED off
|
|
}
|
|
}
|
|
}
|
|
// close the connection:
|
|
client.stop();
|
|
Serial.println("Client Disconnected.");
|
|
}
|
|
ESP.restart();
|
|
}
|
|
|
|
///////////////
|
|
/* PAGE HTML */
|
|
///////////////
|
|
// Peut-être externaliser la page html dans un fichier txt
|
|
String html ="<!DOCTYPE html> \
|
|
<html> \
|
|
<body> \
|
|
<center><h1>ESP32 IFV Soft access point</h1></center> \
|
|
<center><h2>Web Server</h2></center> \
|
|
</body> \
|
|
</html>";
|
|
|
|
/////FONCTIONS COMMUNES//////
|
|
|
|
void vigie_Wifi() {
|
|
etat_bouton_wifi = digitalRead(bouton_wifi);
|
|
if ( etat_bouton_wifi == HIGH && sem_wifi == false ) {
|
|
sem_wifi = true;
|
|
wifi_minuteur = millis();
|
|
}
|
|
if ( etat_bouton_wifi == HIGH && sem_wifi == true && (millis() - wifi_minuteur) >= tempo_bouton_wifi ) {
|
|
Serial.println("Mode wifi");
|
|
stop_moteur();
|
|
stop_compteur();
|
|
start_wifiAP();
|
|
wifi_AP();
|
|
}
|
|
}
|
|
|
|
void setup() {
|
|
Serial.begin(9600); // serial just for feedback
|
|
delay(3000);
|
|
pinMode(LED,OUTPUT); // LED bouton wifi et erreurs
|
|
pinMode(bouton_wifi, INPUT); // bouton wifi
|
|
//Serial.println("balise 0");
|
|
rtc_init(); // RTC
|
|
fichier[0] = '/';
|
|
delay(3000);
|
|
sd_init (); // initialisation de la carte SD
|
|
delay(3000);
|
|
sem_wifi = false; // initialisation du sémaphore
|
|
/* compteur de pulsations */
|
|
sem_scribe = false; // initialisation du sémaphore
|
|
//pinMode(pulsePin,INPUT_PULLUP);
|
|
start_compteur();
|
|
delay(5000);
|
|
start_moteur(); // moteur
|
|
}
|
|
|
|
void loop (){
|
|
vigie_Wifi();
|
|
compte_tour();
|
|
scribe_sd();
|
|
}
|