diff --git a/arduino/sketch_sep30a.ino b/arduino/sketch_sep30a.ino
deleted file mode 100644
index 259bc83..0000000
--- a/arduino/sketch_sep30a.ino
+++ /dev/null
@@ -1,129 +0,0 @@
-#include <bluefruit.h>
-#include <Wire.h>
-
-const uint8_t LED_SERVICE_UUID[] =
-{
-    0x6C, 0xCE, 0x98, 0x91, 0xB9, 0xB3, 0x11, 0x87,
-    0x9E, 0x47, 0xF5, 0x67, 0x01, 0x00, 0x4B, 0xE5
-};
-
-const uint8_t LED_CHR_UUID[] =
-{
-    0x6C, 0xCE, 0x98, 0x91, 0xB9, 0xB3, 0x11, 0x87,
-    0x9E, 0x47, 0xF5, 0x67, 0x02, 0x00, 0x4B, 0xE5
-};
-
-BLEService        lbs(LED_SERVICE_UUID);
-BLECharacteristic lsbLED(LED_CHR_UUID);
-BLEConnection* connection;
-
-void ble_start_advertisement(void);
-
-void ble_start_advertisement(void)
-{
-    // Advertising packet
-    Bluefruit.Advertising.addFlags(BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE);
-    Bluefruit.Advertising.addTxPower();
-    Bluefruit.Advertising.addName();
-
-    /* Start Advertising
-    * - Enable auto advertising if disconnected
-    * - Interval:  fast mode = 20 ms, slow mode = 152.5 ms
-    * - Timeout for fast mode is 30 seconds
-    * - Start(timeout) with timeout = 0 will advertise forever (until connected)
-    *
-    * For recommended advertising interval
-    * https://developer.apple.com/library/content/qa/qa1931/_index.html
-    */
-    Bluefruit.Advertising.restartOnDisconnect(true);
-    Bluefruit.Advertising.setInterval(32, 244); // in unit of 0.625 ms
-    Bluefruit.Advertising.setFastTimeout(30);   // number of seconds in fast mode
-    Bluefruit.Advertising.start(0);             // 0 = Don't stop advertising after n seconds
-}
-
-void setup()
-{
-  Serial.begin(9600);
-  while ( !Serial ) delay(10);
-
-  pinMode(LED_BUILTIN, OUTPUT);
-  pinMode(LED_CONN, OUTPUT);
-  digitalWrite(LED_BUILTIN, 0); // led off
-  digitalWrite(LED_CONN, 0); // led off
-
-  Serial.println("Bluetooth connection reciever");
-
-  uint8_t mac[6] = {0};
-  char deviceName[16] = {0};  
-
-  Serial.println("-------------------------------------");
-  Bluefruit.begin(4,0);
-  Bluefruit.getAddr(mac);
-  sprintf(deviceName, "RAK4630-%2X%2X%2X", mac[0], mac[1], mac[2]);
-  Bluefruit.setName(deviceName);
-  Serial.println("LED TEST");
-  digitalWrite(LED_CONN, 1);
-
-  // Configure callbacks
-  Bluefruit.Periph.setConnectCallback(connect_callback);
-  Bluefruit.Periph.setDisconnectCallback(disconnect_callback);
-
-  lbs.begin();
-  lsbLED.setProperties(CHR_PROPS_READ | CHR_PROPS_WRITE);
-  lsbLED.setPermission(SECMODE_OPEN, SECMODE_OPEN);
-  lsbLED.setFixedLen(1);
-  lsbLED.begin();
-  lsbLED.write8(0x00); // led = off
-  lsbLED.setWriteCallback(led_write_callback);
-
-  ble_start_advertisement();
-
-  Serial.println("Started Advertising");
-
-}
-
-
-void disconnect_callback(uint16_t conn_handle, uint8_t reason)
-{
-  (void) conn_handle;
-  (void) reason;
-
-  Serial.println();
-  Serial.print("Disconnected, reason = 0x");
-  Serial.println(reason, HEX);
-  lsbLED.write8(0x0);
-
-}
-
-// callback invoked when central connects
-void connect_callback(uint16_t conn_handle)
-{
-  // Get the reference to current connection
-  connection = Bluefruit.Connection(conn_handle);
-
-  char central_name[32] = { 0 };
-  connection->getPeerName(central_name, sizeof(central_name));
-
-  Serial.print("Connected to ");
-  Serial.println(central_name);
-  Bluefruit.Advertising.start(0);
-}
-
-void led_write_callback(uint16_t conn_hdl, BLECharacteristic* chr, uint8_t* data, uint16_t len)
-{
-  (void) conn_hdl;
-  (void) chr;
-  (void) len; // len should be 1
-
-  // data = 1 -> LED = On
-  // data = 0 -> LED = Off
-  digitalWrite(LED_BUILTIN,data[0]&1);
-  Serial.print("Data: ");
-  Serial.println(data[0],HEX);
-  lsbLED.write8(0x01);
-}
-
-void loop()
-{
-
-}
\ No newline at end of file