etisserant@375: /*
etisserant@375: This file is part of CanFestival, a library implementing CanOpen Stack.
etisserant@375: 
etisserant@375: Copyright (C): Edouard TISSERANT and Francis DUPIN
etisserant@375: AVR Port: Andreas GLAUSER and Peter CHRISTEN
etisserant@375: 
etisserant@375: See COPYING file for copyrights details.
etisserant@375: 
etisserant@375: This library is free software; you can redistribute it and/or
etisserant@375: modify it under the terms of the GNU Lesser General Public
etisserant@375: License as published by the Free Software Foundation; either
etisserant@375: version 2.1 of the License, or (at your option) any later version.
etisserant@375: 
etisserant@375: This library is distributed in the hope that it will be useful,
etisserant@375: but WITHOUT ANY WARRANTY; without even the implied warranty of
etisserant@375: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
etisserant@375: Lesser General Public License for more details.
etisserant@375: 
etisserant@375: You should have received a copy of the GNU Lesser General Public
etisserant@375: License along with this library; if not, write to the Free Software
etisserant@375: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
etisserant@375: */
etisserant@375: /******************************************************************************
etisserant@375: MCU ports and Bits
etisserant@375: Makros for access on hardware
etisserant@375: ******************************************************************************/
etisserant@375: 
etisserant@375: #ifndef _HARDWARE_INCLUDED
etisserant@375: #define _HARDWARE_INCLUDED
etisserant@375: 
etisserant@375: /******************************************************************************
etisserant@375: Makros for bit access on the ports and registers
etisserant@375: ******************************************************************************/
etisserant@375: // Macros for set and clear bits in I/O registers
etisserant@375: #define setbit(address,bit) ((address) |= (1<<(bit)))
etisserant@375: #define clearbit(address,bit) ((address) &= ~(1<<(bit)))
etisserant@375: #define togglebit(address,bit) ((address) ^= (1<<(bit)))
etisserant@375: 
etisserant@375: // Macro for testing of a single bit in an I/O location
etisserant@375: #define checkbit(address,bit) ((address) & (1<<(bit)))
etisserant@375: 
etisserant@375: /************************** Hardware Makros **********************************/
etisserant@375: 
etisserant@375: // Read the inputs
etisserant@375: #define get_inputs()		(~PINA)
etisserant@375: #define read_bcd()		(~PINC & 0x0F)
etisserant@375: // Write the outputs
etisserant@375: #define set_outputs(val)	PORTB = ~(val)
etisserant@375: 
etisserant@375: #endif	// _HARDWARE_INCLUDED
etisserant@375: 
etisserant@375: