From 96d8a1406fc1663b5794efe7dcd598cb46b28f9c Mon Sep 17 00:00:00 2001
From: Lemonochrme <robin.marn.pro@gmail.com>
Date: Mon, 2 Dec 2024 17:55:06 +0100
Subject: [PATCH] Using UART2 to avoid conflicts with UART0 used by logging and
 flashing.

---
 README.md    |  2 ++
 src/main.cpp | 15 +++++++++------
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index a2e35fc..933e3be 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,5 @@
 Response from "sys get ver" command :
 RN2483 1.0.5 Oct 31 2018 15:06:52
 
+DO NOT FORGET TO RESET THE RN2483 BY PULLING THE RST PIN !
+
diff --git a/src/main.cpp b/src/main.cpp
index ddff217..930f696 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4,12 +4,15 @@
 #include <Adafruit_GFX.h>
 #include <Adafruit_SSD1306.h>
 
-#define SCREEN_WIDTH 128 // OLED display width, in pixels
-#define SCREEN_HEIGHT 64 // OLED display height, in pixels
+#define SCREEN_WIDTH 128
+#define SCREEN_HEIGHT 64
 
 // Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
 Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);
 
+// RN2483Serial using RX2 and TX2
+HardwareSerial RN2483Serial(2);
+
 void printSSD1306(String text) {
   display.clearDisplay();
   display.setCursor(0, 0);
@@ -38,14 +41,14 @@ void Init_SSD1306() {
 
 void test_RN2483A() {
   // Send a command to the RN2483A module
-  Serial.println("sys get ver");
+  RN2483Serial.println("sys get ver");
 
   // Wait for a response
   delay(1000);
 
   // Read the response from the RN2483A module
-  while (Serial.available()) {
-    String response = Serial.readString();
+  while (RN2483Serial.available()) {
+    String response = RN2483Serial.readString();
     printSSD1306("RN2483A Response:");
     printSSD1306(response);
   }
@@ -54,7 +57,7 @@ void test_RN2483A() {
 
 void setup() {
   // Initialize RN2483A Serial communication
-  Serial.begin(57600);
+  RN2483Serial.begin(57600);
 
   // Initialize SSD1306
   Init_SSD1306();