Get the code to compile again

include/global_config.h

@@ -32,10 +32,14 @@
 #define BUZZER_PIN 35
 #endif
 
-// REB trigger PIN
-#define REB_PIN 42
-#ifdef T3_V1_6_SX1276
+// REB trigger PIN — default 42, but LILYGO uses 42 for COMPASS_SCL (I2C),
+// so remap to 39 to avoid fighting the I2C peripheral.
+#ifdef LILYGO
+#define REB_PIN 39
+#elif defined(T3_V1_6_SX1276)
 #define REB_PIN 35
+#else
+#define REB_PIN 42
 #endif
 
 #define WATERFALL_ENABLED true

lib/loraboards/LoRaBoards.cpp

@@ -528,34 +528,6 @@ void loopPMU()
 #endif
 }
 
-bool beginDisplay()
-{
-    /**
-    Wire.beginTransmission(DISPLAY_ADDR);
-    if (Wire.endTransmission() == 0)
-    {
-        Serial.printf("Found Display model at 0x%X address\n", DISPLAY_ADDR);
-        u8g2 = new DISPLAY_MODEL(U8G2_R0, U8X8_PIN_NONE);
-        u8g2->begin();
-        u8g2->clearBuffer();
-        u8g2->setFont(u8g2_font_inb19_mr);
-        u8g2->drawStr(0, 30, "LilyGo");
-        u8g2->drawHLine(2, 35, 47);
-        u8g2->drawHLine(3, 36, 47);
-        u8g2->drawVLine(45, 32, 12);
-        u8g2->drawVLine(46, 33, 12);
-        u8g2->setFont(u8g2_font_inb19_mf);
-        u8g2->drawStr(58, 60, "LoRa");
-        u8g2->sendBuffer();
-        u8g2->setFont(u8g2_font_fur11_tf);
-        delay(3000);
-        return true;
-    }
-
-    Serial.printf("Warning: Failed to find Display at 0x%0X address\n", DISPLAY_ADDR);
-    return false;*/
-}
-
 bool beginSDCard()
 {
 #ifdef SDCARD_CS
@@ -821,11 +793,6 @@ void setupBoards(bool disable_u8g2)
         Serial.printf("SD card %s is ready.\n", card_type);
     }
 
-    if (!disable_u8g2)
-    {
-        beginDisplay();
-    }
-
     beginWiFi();
 
 #ifdef HAS_GPS

lib/loraboards/LoRaBoards.h

@@ -61,8 +61,6 @@ void setupBoards(bool disable_u8g2 = true);
 
 bool beginSDCard();
 
-bool beginDisplay();
-
 void disablePeripherals();
 
 bool beginPower();