manual fix

config.h

@@ -39,8 +39,8 @@
 // OLED Display (I2C 128x64)
 // ---------------------------------------------------------------
 #define OLED_ENABLED 1        // 1 = enable OLED display, 0 = disable
-#define OLED_SDA_PIN 7        // I2C SDA pin
-#define OLED_SCL_PIN 6        // I2C SCL pin
+#define OLED_SDA_PIN 6        // I2C SDA pin
+#define OLED_SCL_PIN 7        // I2C SCL pin
 #define OLED_I2C_ADDR 0x3C    // I2C address (0x3C or 0x3D, check your module)
 
 // ---------------------------------------------------------------
@@ -49,11 +49,11 @@
 // 1 = print every raw UART frame candidate as hex on the Serial
 //     Monitor (115200). Use this to capture real traffic from the
 //     module so the frame format can be confirmed/reverse-engineered.
-#define DEBUG_RADAR_RAW 1
+#define DEBUG_RADAR_RAW 0
 
 // 1 = diagnostic mode only: Serial-only target printout, no Wi-Fi,
 //     no web server, no WebSocket. This is the recommended first
 //     stage — get the parser confirmed against real hardware before
 //     bringing up networking.
 // 0 = full stage-2 firmware: Wi-Fi + REST API + WebSocket + zones.
-#define DIAGNOSTIC_MODE 1
+#define DIAGNOSTIC_MODE 0

esp32-s3-ld2453.ino

@@ -16,6 +16,7 @@
 #include "config.h"
 #include "LD2453Parser.h"
 #include "ZoneManager.h"
+#include "OLEDDisplay.h"
 
 #if !DIAGNOSTIC_MODE
 #include "WebServerManager.h"