diff --git a/main.cpp b/main.cpp
deleted file mode 100644
index 469762b..0000000
--- a/main.cpp
+++ /dev/null
@@ -1,25 +0,0 @@
-#include <Arduino.h>
-
-#define EXTERNAL_RX_PIN 16 // GPIO pin for the external device's TX
-#define EXTERNAL_TX_PIN 17 // GPIO pin for the external device's RX
-#define BAUD_RATE 115200
-
-void setup() {
-  // Initialize communication with the computer (via USB-to-UART chip)
-  Serial.begin(BAUD_RATE); 
-  
-  // Initialize communication with the external device (on designated GPIO pins)
-  Serial2.begin(BAUD_RATE, SERIAL_8N1, EXTERNAL_RX_PIN, EXTERNAL_TX_PIN);
-}
-
-void loop() {
-  // Read from computer (Serial) and send to external device (Serial2)
-  if (Serial.available()) {
-    Serial2.write(Serial.read());
-  }
-
-  // Read from external device (Serial2) and send to computer (Serial)
-  if (Serial2.available()) {
-    Serial.write(Serial2.read());
-  }
-}
\ No newline at end of file