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diff --git a/libraries/ESPAsyncTCP/src/ESPAsyncTCPbuffer.h b/libraries/ESPAsyncTCP/src/ESPAsyncTCPbuffer.h
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+++ b/libraries/ESPAsyncTCP/src/ESPAsyncTCPbuffer.h
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+/**
+ * @file ESPAsyncTCPbuffer.h
+ * @date  22.01.2016
+ * @author Markus Sattler
+ *
+ * Copyright (c) 2015 Markus Sattler. All rights reserved.
+ * This file is part of the Asynv TCP for ESP.
+ *
+ * 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 ESPASYNCTCPBUFFER_H_
+#define ESPASYNCTCPBUFFER_H_
+
+//#define DEBUG_ASYNC_TCP(...)  while(((U0S >> USTXC) & 0x7F) != 0x00); os_printf( __VA_ARGS__ ); while(((U0S >> USTXC) & 0x7F) != 0x00)
+//#define DEBUG_ASYNC_TCP ASYNC_TCP_DEBUG
+#ifndef DEBUG_ASYNC_TCP
+#define DEBUG_ASYNC_TCP(...)
+#endif
+
+#include <Arduino.h>
+#include <cbuf.h>
+
+#include "ESPAsyncTCP.h"
+
+
+
+typedef enum {
+    ATB_RX_MODE_NONE,
+    ATB_RX_MODE_FREE,
+    ATB_RX_MODE_READ_BYTES,
+    ATB_RX_MODE_TERMINATOR,
+    ATB_RX_MODE_TERMINATOR_STRING
+} atbRxMode_t;
+
+class AsyncTCPbuffer: public Print {
+
+    public:
+
+        typedef std::function<size_t(uint8_t * payload, size_t length)> AsyncTCPbufferDataCb;
+        typedef std::function<void(bool ok, void * ret)> AsyncTCPbufferDoneCb;
+        typedef std::function<bool(AsyncTCPbuffer * obj)> AsyncTCPbufferDisconnectCb;
+
+        AsyncTCPbuffer(AsyncClient* c);
+        virtual ~AsyncTCPbuffer();
+
+        size_t write(String & data);
+        size_t write(uint8_t data);
+        size_t write(const char* data);
+        size_t write(const char *data, size_t len);
+        size_t write(const uint8_t *data, size_t len);
+
+        void flush();
+
+        void noCallback();
+
+        void readStringUntil(char terminator, String * str, AsyncTCPbufferDoneCb done);
+
+        // TODO implement read terminator non string
+        //void readBytesUntil(char terminator, char *buffer, size_t length, AsyncTCPbufferDoneCb done);
+        //void readBytesUntil(char terminator, uint8_t *buffer, size_t length, AsyncTCPbufferDoneCb done);
+
+        void readBytes(char *buffer, size_t length, AsyncTCPbufferDoneCb done);
+        void readBytes(uint8_t *buffer, size_t length, AsyncTCPbufferDoneCb done);
+
+        // TODO implement
+        // void setTimeout(size_t timeout);
+
+        void onData(AsyncTCPbufferDataCb cb);
+        void onDisconnect(AsyncTCPbufferDisconnectCb cb);
+
+        IPAddress remoteIP();
+        uint16_t  remotePort();
+        IPAddress localIP();
+        uint16_t  localPort();
+
+        bool connected();
+
+        void stop();
+        void close();
+
+    protected:
+        AsyncClient* _client;
+        cbuf * _TXbufferRead;
+        cbuf * _TXbufferWrite;
+        cbuf * _RXbuffer;
+        atbRxMode_t _RXmode;
+        size_t _rxSize;
+        char _rxTerminator;
+        uint8_t * _rxReadBytesPtr;
+        String * _rxReadStringPtr;
+
+        AsyncTCPbufferDataCb _cbRX;
+        AsyncTCPbufferDoneCb _cbDone;
+        AsyncTCPbufferDisconnectCb _cbDisconnect;
+
+        void _attachCallbacks();
+        void _sendBuffer();
+        void _on_close();
+        void _rxData(uint8_t *buf, size_t len);
+        size_t _handleRxBuffer(uint8_t *buf, size_t len);
+
+};
+
+#endif /* ESPASYNCTCPBUFFER_H_ */