From 984930cfde8325f4b8b7c106953223fa008bd730 Mon Sep 17 00:00:00 2001
From: smayzy <smayzy@smayzy.ovh>
Date: Thu, 10 Apr 2025 12:02:44 +0200
Subject: [PATCH] add the bluetooth module

---
 arduino/arduino.ino | 36 ++++++++++++++++++++++++++++++++----
 1 file changed, 32 insertions(+), 4 deletions(-)

diff --git a/arduino/arduino.ino b/arduino/arduino.ino
index 9f7ced2..43d7fd8 100644
--- a/arduino/arduino.ino
+++ b/arduino/arduino.ino
@@ -1,13 +1,41 @@
+#include <SoftwareSerial.h>
 #include "DHT.h"
-#define DHTPIN 2
+
+// Bluetooth module
+#define rxPin 11
+#define txPin 10
+SoftwareSerial mySerial(rxPin, txPin);
+
+// DHT sensor
+#define DHTPIN 9
 #define DHTTYPE DHT11
 DHT dht(DHTPIN, DHTTYPE);
+
 void setup() {
-  Serial.begin(9600);
+  pinMode(rxPin, INPUT);
+  pinMode(txPin, OUTPUT);
+
+  mySerial.begin(38400); // Bluetooth
+  Serial.begin(38400);   // USB Serial Monitor (optional for debugging via arduino usb)
+
   dht.begin();
 }
+
 void loop() {
-  Serial.println("Temperature = " + String(dht.readTemperature())+" °C");
-  Serial.println("Humidite = " + String(dht.readHumidity())+" %");
+  float temp = dht.readTemperature();
+  float hum = dht.readHumidity();
+
+  String tempStr = "Temperature = " + String(temp) + " °C";
+  String humStr = "Humidite = " + String(hum) + " %";
+
+  // Send to Bluetooth
+  mySerial.println(tempStr);
+  mySerial.println(humStr);
+
+  // Show on Serial Monitor (for debugging)
+  Serial.println(tempStr);
+  Serial.println(humStr);
+
   delay(10000);
 }
+