peter@413: /*
peter@413: This file is part of CanFestival, a library implementing CanOpen Stack.
peter@413: 
peter@413: Copyright (C): Edouard TISSERANT and Francis DUPIN
peter@413: AVR Port: Andreas GLAUSER and Peter CHRISTEN
peter@413: 
peter@413: See COPYING file for copyrights details.
peter@413: 
peter@413: This library is free software; you can redistribute it and/or
peter@413: modify it under the terms of the GNU Lesser General Public
peter@413: License as published by the Free Software Foundation; either
peter@413: version 2.1 of the License, or (at your option) any later version.
peter@413: 
peter@413: This library is distributed in the hope that it will be useful,
peter@413: but WITHOUT ANY WARRANTY; without even the implied warranty of
peter@413: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
peter@413: Lesser General Public License for more details.
peter@413: 
peter@413: You should have received a copy of the GNU Lesser General Public
peter@413: License along with this library; if not, write to the Free Software
peter@413: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
peter@413: */
peter@413: /******************************************************************************
peter@413: MCU ports and Bits
peter@413: Makros for access on hardware
peter@413: ******************************************************************************/
peter@413: 
peter@413: #ifndef _HARDWARE_INCLUDED
peter@413: #define _HARDWARE_INCLUDED
peter@413: 
peter@413: /******************************************************************************
peter@413: Makros for bit access on the ports and registers
peter@413: ******************************************************************************/
peter@413: // Macros for set and clear bits in I/O registers
peter@413: #define setbit(address,bit) ((address) |= (1<<(bit)))
peter@413: #define clearbit(address,bit) ((address) &= ~(1<<(bit)))
peter@413: #define togglebit(address,bit) ((address) ^= (1<<(bit)))
peter@413: 
peter@413: // Macro for testing of a single bit in an I/O location
peter@413: #define checkbit(address,bit) ((address) & (1<<(bit)))
peter@413: 
peter@413: /************************** Hardware Makros **********************************/
peter@413: 
peter@413: // Read the inputs
peter@413: #define get_inputs()		(~PINA)
peter@413: #define read_bcd()		(~PINC & 0x0F)
peter@413: // Write the outputs
peter@413: #define set_outputs(val)	PORTB = ~(val)
peter@413: 
peter@413: #endif	// _HARDWARE_INCLUDED
peter@413: 
peter@413: