diff --git a/GlobalDef.h b/GlobalDef.h
index bc14f48..cf744a5 100644
--- a/GlobalDef.h
+++ b/GlobalDef.h
@@ -21,19 +21,12 @@
 #define INPUT_IS_SET (bit_is_set(AC2_STATUS, AC_STATE_bp))
 #define INPUT_IS_CLEAR (bit_is_clear(AC2_STATUS, AC_STATE_bp))
 
-#define LED_DDR DDRB
-#define LED_PORT PORTB
-#define LEDOUT _BV(PORT5)
-
 #define sbi(port, bit) (port) |= (1 << (bit))  // Set bit (i.e. to 1)
 #define cbi(port, bit) (port) &= ~(1 << (bit)) // Clear bit (i.e. set bit to 0)
 
 typedef unsigned char byte;
 typedef unsigned int word;
 
-inline void LedOff(void);
-inline void LedOn(void);
-
 // max 10 events in fifo
 extern byte EventCount;
 extern byte EventCmd[10];
diff --git a/com232.c b/com232.c
index 758db56..9970ad1 100644
--- a/com232.c
+++ b/com232.c
@@ -33,10 +33,6 @@ byte RS232_RxCharBuffer[25], RS232_RxCharBegin, RS232_RxCharEnd;
 byte readkey;
 
 void RS232_Init(void) {
-  //  // init LED
-  //  sbi(DDRB, 5);
-  //  cbi(PORTB, 5);
-
   RS232_RxCharBegin = RS232_RxCharEnd = 0;
 
   USART0.CTRLA = USART_RXCIE_bm; // Enable receive interrupts
diff --git a/sniffer.c b/sniffer.c
index f8c0b5f..7d36da6 100644
--- a/sniffer.c
+++ b/sniffer.c
@@ -49,7 +49,6 @@ int main() {
   Setup();
 
   RS232_Print("AVCLan reader 1.00\nReady\n\n");
-  //   LED_OFF();
   RS232_Print_P(PSTR("\nS - read sequence\nW - send command\nQ - send "
                      "broadcast\nL/l - log on/off\nK/k - seq. echo on/off\n"));
   RS232_Print_P(PSTR("R/r - register device\nB - Beep\n"));
@@ -63,11 +62,9 @@ int main() {
   while (1) {
 
     if (INPUT_IS_SET) { // if message from some device on AVCLan begin
-      // LED_ON();
       AVCLan_Read_Message();
       // show message
     } else {
-      // LED_OFF();
       // check command from HU
       if (answerReq != 0)
         AVCLan_SendAnswer();