From c10e85748a055c41b39f52cba086aa33040e9e46 Mon Sep 17 00:00:00 2001
From: Konstantinos Kamaropoulos <kamaropoulos@outlook.com>
Date: Thu, 9 Jan 2020 22:24:58 +0200
Subject: [PATCH] feat: Add source code for reading gas sensor values

---
 Aiolos_Drone.ino | 55 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Aiolos_Drone.ino

diff --git a/Aiolos_Drone.ino b/Aiolos_Drone.ino
new file mode 100644
index 0000000..7d68379
--- /dev/null
+++ b/Aiolos_Drone.ino
@@ -0,0 +1,55 @@
+int MQ2 = A0;
+int MQ4 = A1;
+int MQ5 = A2;
+int MQ6 = A3;
+int MQ7 = A4;
+int MQ8 = A5;
+int MQ9 = A6;
+int MQ135 = A7;
+
+void setup() {
+
+  pinMode(MQ2, INPUT);
+  pinMode(MQ4, INPUT);
+  pinMode(MQ5, INPUT);
+  pinMode(MQ6, INPUT);
+  pinMode(MQ7, INPUT);
+  pinMode(MQ8, INPUT);
+  pinMode(MQ9, INPUT);
+  pinMode(MQ135, INPUT);
+  Serial.begin(9600);
+}
+
+void loop() {
+  float GAS_MQ2 = analogRead(MQ2);
+  float GAS_MQ4 = analogRead(MQ4);
+  float GAS_MQ5 = analogRead(MQ5);
+  float GAS_MQ6 = analogRead(MQ6);
+  float GAS_MQ7 = analogRead(MQ7);
+  float GAS_MQ8 = analogRead(MQ8);
+  float GAS_MQ9 = analogRead(MQ9);
+  float GAS_MQ135 = analogRead(MQ135);
+
+  if (Serial.available()>0) {
+    int x=Serial.read();
+    if (x=='1') {
+      Serial.print("MQ2: ");
+      Serial.println(GAS_MQ2);
+      Serial.print("MQ4: ");
+      Serial.println(GAS_MQ4);
+      Serial.print("MQ5: ");
+      Serial.println(GAS_MQ5);
+      Serial.print("MQ6: ");
+      Serial.println(GAS_MQ6);
+      Serial.print("MQ7: ");
+      Serial.println(GAS_MQ7);
+      Serial.print("MQ8: ");
+      Serial.println(GAS_MQ8);
+      Serial.print("MQ9: ");
+      Serial.println(GAS_MQ9);
+      Serial.print("MQ135: ");
+      Serial.println(GAS_MQ135);
+      Serial.println("\n");
+    }
+  }
+}