Merge branch 'r21gaude-main-patch-92814' into 'main'

Code pour le capteur CSS811

See merge request clanglai/codev-co2-2022!2

CSS811-8-JUIN.ino

+#include "Adafruit_CCS811.h"
+#include <SPI.h>
+#include <SD.h>
+#include <Wire.h>
+
+Adafruit_CCS811 ccs;
+File myFile;
+Sd2Card card;
+
+void save_co2() {
+  myFile = SD.open("CO2.txt", FILE_WRITE);
+
+  myFile.println(ccs.geteCO2());
+  
+  myFile.close();
+}
+
+void setup() {
+
+   pinMode(7,OUTPUT); //règle la borne numérique numéro 1 de la carte Arduino en mode sortie
+   pinMode(2,OUTPUT);
+   pinMode(3,OUTPUT);
+
+   
+  Serial.begin(115200);
+  while (!Serial) delay(10); // will pause Zero, Leonardo, etc until serial console opens
+  
+ // Initialisation de la carte SD
+  Serial.print("Initializing SD card...");
+  if (!SD.begin(4)) {
+    Serial.println("initialization failed!");
+    digitalWrite(3,HIGH);
+    delay(200);
+    digitalWrite(3,LOW);
+    delay(200);
+    digitalWrite(3,HIGH);
+    delay(200);
+    digitalWrite(3,LOW);
+    delay(200);
+    digitalWrite(3,HIGH);
+    delay(200);
+    digitalWrite(3,LOW);
+    delay(200);
+    digitalWrite(3,HIGH);
+    delay(200);
+    digitalWrite(3,LOW);
+    delay(200);
+    digitalWrite(3,HIGH);
+    delay(200);
+    digitalWrite(3,LOW);
+    delay(200);
+    digitalWrite(3,HIGH);
+    delay(200);
+    while (1);
+  }
+  Serial.println("initialization done.");
+  digitalWrite(7,HIGH);
+    delay(200);
+    digitalWrite(7,LOW);
+    delay(200);
+    digitalWrite(7,HIGH);
+    delay(200);
+    digitalWrite(7,LOW);
+    delay(200);
+    digitalWrite(7,HIGH);
+    delay(200);
+    digitalWrite(7,LOW);
+    delay(200);
+    digitalWrite(7,HIGH);
+    delay(200);
+    digitalWrite(7,LOW);
+    delay(200);
+    digitalWrite(7,HIGH);
+    delay(200);
+    digitalWrite(7,LOW);
+    delay(200);
+    digitalWrite(7,HIGH);
+    delay(200);
+    digitalWrite(7,LOW);
+
+    Serial.println("CCS811 test");
+    if(!ccs.begin()){
+      Serial.println("Failed to start sensor! Please check your wiring.");
+      digitalWrite(3,HIGH);
+      while(1);
+    }
+
+    Serial.println("C'est sensé écrire qqch");
+    myFile = SD.open("CO2.txt", FILE_WRITE);
+    myFile.println(" ");
+    myFile.println("-------------------------");
+    myFile.close();
+}
+
+void loop() {
+  Serial.print("CO2: ");
+  Serial.print(ccs.geteCO2());
+  
+  if(ccs.available()){
+      Serial.print("CO2: ");
+      Serial.print(ccs.geteCO2());
+    if(!ccs.readData()){
+      Serial.print("CO2: ");
+      Serial.print(ccs.geteCO2());
+    }
+   }
+
+  if (ccs.geteCO2() > 1000 ){
+    digitalWrite(7,LOW); //le courant est envoyé sur la borne 1, la LED  s'allume
+    digitalWrite(2,LOW); //le courant est envoyé sur la borne 2, la LED  s'allume
+    digitalWrite(3,HIGH); //le courant est envoyé sur la borne 3, la LED  s'allume
+  }
+  
+  else if (ccs.geteCO2() > 800 and ccs.geteCO2() < 1000){
+    digitalWrite(7,LOW); //le courant est envoyé sur la borne 1, la LED  s'allume
+    digitalWrite(2,HIGH); //le courant est envoyé sur la borne 2, la LED  s'allume
+    digitalWrite(3,LOW); //le courant est envoyé sur la borne 3, la LED  s'allume
+  }
+
+  else if (ccs.geteCO2() < 800){
+    digitalWrite(7,HIGH); //le courant est envoyé sur la borne 1, la LED  s'allume
+    digitalWrite(2,LOW); //le courant est envoyé sur la borne 2, la LED  s'allume
+    digitalWrite(3,LOW); //le courant est envoyé sur la borne 3, la LED  s'allume
+  }
+  
+ save_co2();
+delay(500);
+}