From 01289ec357685deffaa8bbc85725c52d2672e879 Mon Sep 17 00:00:00 2001
From: Alexis Fourmaux <fourmaux.alexis.perso@ungol.fr>
Date: Sun, 3 May 2026 16:21:50 +0200
Subject: [PATCH] Reorganize project in multiple files for readability

---
 src/config.h | 22 ++++++++++++++++++
 src/lora.cpp | 49 ++++++++++++++++++++++++++++++++++++++++
 src/lora.h   | 11 +++++++++
 src/main.cpp | 63 +++++-----------------------------------------------
 4 files changed, 87 insertions(+), 58 deletions(-)
 create mode 100644 src/config.h
 create mode 100644 src/lora.cpp
 create mode 100644 src/lora.h

diff --git a/src/config.h b/src/config.h
new file mode 100644
index 0000000..49f82a5
--- /dev/null
+++ b/src/config.h
@@ -0,0 +1,22 @@
+#ifndef CONFIG_H
+#define CONFIG_H
+
+#include <Arduino.h>
+
+#define LORA_SCK  5
+#define LORA_MISO 19
+#define LORA_MOSI 27
+#define LORA_NSS  18
+#define LORA_RST  23
+#define LORA_DIO0 26
+#define LORA_DIO1 33
+
+uint64_t joinEUI = 0x35f48318e1324e2e;
+uint64_t devEUI  = 0x0586fe41112d83d9;
+uint8_t  appKey[] = {
+  0x0b, 0x84, 0xb4, 0x04, 0x0f, 0xd5, 0x56, 0x1b, 
+  0x00, 0x53, 0x94, 0x22, 0xc1, 0xf1, 0x4f, 0xd6
+};
+uint8_t *nwkKey = appKey;
+
+#endif
\ No newline at end of file
diff --git a/src/lora.cpp b/src/lora.cpp
new file mode 100644
index 0000000..d206762
--- /dev/null
+++ b/src/lora.cpp
@@ -0,0 +1,49 @@
+#include <config.h>
+
+#include <SPI.h>
+#include <RadioLib.h>
+
+SX1276 radio = new Module(LORA_NSS, LORA_DIO0, LORA_RST, LORA_DIO1);
+LoRaWANNode node(&radio, &EU868);
+
+void loraReset() {
+    pinMode(LORA_RST, OUTPUT);
+    digitalWrite(LORA_RST, LOW);
+    delay(10);
+    digitalWrite(LORA_RST, HIGH);
+    delay(10);
+}
+
+void loraInit() {
+    loraReset();
+    SPI.begin(LORA_SCK, LORA_MISO, LORA_MOSI, LORA_NSS);
+
+    Serial.print("[LoRa] Init... ");
+    int state = radio.begin();
+    if (state != RADIOLIB_ERR_NONE) {
+        Serial.printf("ERREUR %d\n", state);
+        while (true) { delay(1000); }
+    }
+    Serial.println("OK");
+}
+
+void loraJoin(){
+    node.beginOTAA(joinEUI, devEUI, nwkKey, appKey);
+    
+    Serial.print("[LoRaWAN] Join... ");
+    int state = node.activateOTAA();
+    if (state != RADIOLIB_LORAWAN_NEW_SESSION) {
+        Serial.printf("Echec : %d\n", state);
+        while (true) { delay(1000); }
+    }
+    Serial.println("Join OK !");
+}
+
+void loraSend(uint8_t payload[], size_t size){
+    int state = node.sendReceive(payload, size, 1);
+    if (state == RADIOLIB_ERR_NONE || state == RADIOLIB_LORAWAN_NO_DOWNLINK) {
+        Serial.println("[TX] OK");
+    } else {
+        Serial.printf("[TX] Erreur : %d\n", state);
+    }
+}
\ No newline at end of file
diff --git a/src/lora.h b/src/lora.h
new file mode 100644
index 0000000..a90127d
--- /dev/null
+++ b/src/lora.h
@@ -0,0 +1,11 @@
+#ifndef LORA_H
+#define LORA_H
+
+#include <Arduino.h>
+
+void loraReset();
+void loraInit();
+void loraJoin();
+void loraSend(uint8_t payload[], size_t size);
+
+#endif
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index afc115a..20310b1 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,68 +1,15 @@
-#include <Arduino.h>
-#include <SPI.h>
-#include <RadioLib.h>
-
-#define LORA_SCK  5
-#define LORA_MISO 19
-#define LORA_MOSI 27
-#define LORA_NSS  18
-#define LORA_RST  23
-#define LORA_DIO0 26
-#define LORA_DIO1 33
-
-void loraReset() {
-    pinMode(LORA_RST, OUTPUT);
-    digitalWrite(LORA_RST, LOW);
-    delay(10);
-    digitalWrite(LORA_RST, HIGH);
-    delay(10);
-}
-
-SX1276 radio = new Module(LORA_NSS, LORA_DIO0, LORA_RST, LORA_DIO1);
-
-uint64_t joinEUI = 0x35f48318e1324e2e;
-uint64_t devEUI  = 0x0586fe41112d83d9;
-uint8_t  appKey[] = {
-  0x0b, 0x84, 0xb4, 0x04, 0x0f, 0xd5, 0x56, 0x1b, 
-  0x00, 0x53, 0x94, 0x22, 0xc1, 0xf1, 0x4f, 0xd6
-};
-uint8_t *nwkKey = appKey;
-
-LoRaWANNode node(&radio, &EU868);
+#include <lora.h>
 
 void setup() {
     Serial.begin(115200);
     delay(2000);
-
-    loraReset();
-    SPI.begin(LORA_SCK, LORA_MISO, LORA_MOSI, LORA_NSS);
-
-    Serial.print("[LoRa] Init... ");
-    int state = radio.begin();
-    if (state != RADIOLIB_ERR_NONE) {
-        Serial.printf("ERREUR %d\n", state);
-        while (true) { delay(1000); }
-    }
-    Serial.println("OK");
-
-    node.beginOTAA(joinEUI, devEUI, nwkKey, appKey);
-
-    Serial.print("[LoRaWAN] Join... ");
-    state = node.activateOTAA();
-    if (state != RADIOLIB_LORAWAN_NEW_SESSION) {
-        Serial.printf("Echec : %d\n", state);
-        while (true) { delay(1000); }
-    }
-    Serial.println("Join OK !");
+    
+    loraInit();
+    loraJoin();
 }
 
 void loop() {
     uint8_t payload[] = { 0x01, 0x02, 0x03 };
-    int state = node.sendReceive(payload, sizeof(payload), 1);
-    if (state == RADIOLIB_ERR_NONE || state == RADIOLIB_LORAWAN_NO_DOWNLINK) {
-        Serial.println("[TX] OK");
-    } else {
-        Serial.printf("[TX] Erreur : %d\n", state);
-    }
+    loraSend(payload, sizeof(payload));
     delay(60000);
 }
\ No newline at end of file