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/*

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This file is part of CanFestival, a library implementing CanOpen Stack.

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Copyright (C): Edouard TISSERANT and Francis DUPIN

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AVR Port: Andreas GLAUSER and Peter CHRISTEN

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See COPYING file for copyrights details.

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This library is free software; you can redistribute it and/or

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modify it under the terms of the GNU Lesser General Public

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License as published by the Free Software Foundation; either

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version 2.1 of the License, or (at your option) any later version.

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This library is distributed in the hope that it will be useful,

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but WITHOUT ANY WARRANTY; without even the implied warranty of

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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

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Lesser General Public License for more details.

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You should have received a copy of the GNU Lesser General Public

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License along with this library; if not, write to the Free Software

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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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*/

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/******************************************************************************

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MCU ports and Bits

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Makros for access on hardware

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******************************************************************************/

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#ifndef _HARDWARE_INCLUDED

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#define _HARDWARE_INCLUDED

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/******************************************************************************

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Makros for bit access on the ports and registers

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******************************************************************************/

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// Macros for set and clear bits in I/O registers

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#define setbit(address,bit) ((address) |= (1<<(bit)))

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#define clearbit(address,bit) ((address) &= ~(1<<(bit)))

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#define togglebit(address,bit) ((address) ^= (1<<(bit)))

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// Macro for testing of a single bit in an I/O location

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#define checkbit(address,bit) ((address) & (1<<(bit)))

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/************************** Hardware Makros **********************************/

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// Read the inputs

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#define get_inputs()		(~PINA)

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#define read_bcd()		(~PINC & 0x0F)

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// Write the outputs

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#define set_outputs(val)	PORTB = ~(val)

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#endif	// _HARDWARE_INCLUDED

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