diff --git a/library.json b/library.json
new file mode 100644
index 0000000..95c0006
--- /dev/null
+++ b/library.json
@@ -0,0 +1,22 @@
+{
+  "name":"SigLED",
+  "description":"Handle signalling LED easily",
+  "keywords":"signalling,indiaction,led",
+  "authors":
+  {
+    "name": "Pavel Brychta",
+    "maintainer": true
+  },
+  "repository":
+  {
+    "type": "git",
+    "url": "http://git.xpablo.cz/xPablo.cz/SigLed"
+  },
+  "version": "1.0.0",
+  "license": "MIT",
+  "frameworks": "arduino",
+  "platforms": "*",
+  "build": {
+    "libCompatMode": 2
+  }
+}
diff --git a/library.properties b/library.properties
new file mode 100644
index 0000000..292ab5a
--- /dev/null
+++ b/library.properties
@@ -0,0 +1,9 @@
+name=SigLED
+version=1.0.0
+author=Pavel Brychta
+maintainer=Pavel Brychta
+sentence=Handle signalling LED easily
+paragraph=Handle signalling LED easily
+category=Other
+url=http://git.xpablo.cz/xPablo.cz/SigLed
+architectures=*
diff --git a/src/sigLed.cpp b/src/sigLed.cpp
new file mode 100644
index 0000000..e71db0a
--- /dev/null
+++ b/src/sigLed.cpp
@@ -0,0 +1,113 @@
+// Obsluha LED signalizace
+#include <Arduino.h>
+#include "sigLed.h"
+
+SigLED::SigLED(int pin, int ledon, int ledoff)
+{
+	_pin = pin;
+	_ledon = ledon;
+	_ledoff = ledoff;
+}
+
+void SigLED::rtLed(void)
+{
+
+	switch (_state)
+	{
+	case LS_RUN:
+	{
+		uint8_t instr;
+
+		if (NULL != _signal)
+		  instr = *_ptr; // instrukce
+		else if (NULL != _psignal)
+		  instr = pgm_read_byte(_pptr);
+		else
+		  instr = LEDS_STOP;
+		switch (instr & 0xc0)
+		{
+		case LEDS_ONFOR:
+		  digitalWrite(_pin, _ledon);
+		  _timer = 10ul * ((instr & 0x3F) + 1);
+		  _state = LS_WAIT;
+		break;
+
+		case LEDS_OFFFOR:
+		  digitalWrite(_pin, _ledoff);
+		  _timer = 10ul * ((instr & 0x3F) + 1);
+		  _state = LS_WAIT;
+		break;
+
+		case LEDS_STOP:
+		  _state = LS_IDLE;
+		break;
+
+		case LEDS_RESTART:
+		  _ptr = _signal;
+		  _pptr = _psignal;
+		break;
+		}
+	}
+	break;
+
+	case LS_WAIT:
+	  --_timer;
+	  if (0 == _timer)
+	  {
+	  	_state = LS_RUN;
+	  	++_ptr;
+	  	++_pptr;
+	  }
+	break;
+
+	default:
+	break;
+	}
+}
+
+void SigLED::begin(void)
+{
+
+  pinMode(_pin, OUTPUT);
+  digitalWrite(_pin, _ledoff);
+  _state = LS_IDLE;
+  _handler.attach_ms(10, lh, this);
+}
+
+void SigLED::set(const uint8_t *signal)
+{
+
+	noInterrupts();
+	_signal = signal;
+	_ptr = _signal;
+	_psignal = NULL;
+	_state = LS_RUN;
+	interrupts();
+}
+
+void SigLED::set(PGM_P signal)
+{
+	noInterrupts();
+	_psignal = signal;
+	_pptr = _psignal;
+	_signal = NULL;
+	_state = LS_RUN;
+	interrupts();
+}
+
+void SigLED::start()
+{
+
+	noInterrupts();
+	_ptr = _signal;
+	_pptr = _psignal;
+	_state = LS_RUN;
+	interrupts();
+}
+
+void SigLED::lh(SigLED *ptr)
+{
+
+	SigLED *pled = ptr;
+	pled->rtLed();
+}
diff --git a/src/sigLed.h b/src/sigLed.h
new file mode 100644
index 0000000..8697e3a
--- /dev/null
+++ b/src/sigLed.h
@@ -0,0 +1,72 @@
+/**
+ * @file sigLed.h
+ * @author Pavel Brychta, http://www.xpablo.cz
+ *
+ * Copyright (c) 2015,16 Pavel Brychta. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+#ifndef _sigled_h_
+#define _sigled_h_
+
+#include <Ticker.h>
+#include <pgmspace.h>
+
+typedef struct
+{
+
+}ledsignal_t;
+
+enum
+{
+	LEDS_ONFOR = 0x00, // rozsviti LED na delku, ktera je uvedena v nizsich 6-ti bitech (+1) [100ms], 0 znamena, ze se rozsviti na 100ms
+	LEDS_OFFFOR = 0x40,
+	LEDS_STOP = 0x80,
+	LEDS_RESTART = 0xc0
+};
+
+class SigLED
+{
+//  typedef  void (LED::*runtime)(void);
+
+  protected:
+  	int _pin; // pin, na kterem je LED pripojena
+  	Ticker _handler; // obsluha LED signalizace
+  	const uint8_t *_signal; // ukazatel na vzor signalizace
+  	PGM_P _psignal;
+  	const uint8_t *_ptr; // ukazatel na aktualne zpracovavane misto v signalizaci
+  	PGM_P _pptr;
+  	uint32_t _timer; // casovani
+  	int _ledon;
+  	int _ledoff;
+    enum
+    {
+      LS_IDLE, // klid, cekame na zmenu (zavolani set, nebo start)
+      LS_RUN, // bezi automat
+      LS_WAIT, // cekame v automatu
+    }_state; // stav automatu
+  public:
+  	SigLED(int pin, int ledon, int ledoff);
+  	void begin(void);
+  	void set(const uint8_t *signal);
+//  	void set(const __FlashStringHelper *signal);
+  	void set(PGM_P signal);
+    void start();
+//    static void lh(void *ptr);
+    static void lh(SigLED *ptr);
+    void rtLed(void); // vykonna metoda
+};
+#endif