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///////////////////////////////////////////////////////////////////////////////
//  uart.h - Home automation library
//  Copyright (C) 2009 Jochen Toppe <jochen@jtoee.com>. All right 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 UART_H_INCLUDED
#define UART_H_INCLUDED

#include "common.h"

//
// Initialize the uart.
//
void uart_initialize(uint8_t, uint8_t);

//
// Send a byte. Blocks until send buffer has availability.
//
void uart_send(uint8_t);

//
// Receive a byte. Blocks until bytes are available.
//
uint8_t uart_receive(void);

//
// Answer whether the uart has bytes available in the buffer for reading.
//
uint8_t uart_has_bytes(void);


#endif // UART_H_INCLUDED