peter@521: /*
peter@521: This file is part of CanFestival, a library implementing CanOpen Stack.
peter@521: 
peter@521: Copyright (C): Edouard TISSERANT and Francis DUPIN
peter@521: AT91 Port: Peter CHRISTEN
peter@521: 
peter@521: See COPYING file for copyrights details.
peter@521: 
peter@521: This library is free software; you can redistribute it and/or
peter@521: modify it under the terms of the GNU Lesser General Public
peter@521: License as published by the Free Software Foundation; either
peter@521: version 2.1 of the License, or (at your option) any later version.
peter@521: 
peter@521: This library is distributed in the hope that it will be useful,
peter@521: but WITHOUT ANY WARRANTY; without even the implied warranty of
peter@521: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
peter@521: Lesser General Public License for more details.
peter@521: 
peter@521: You should have received a copy of the GNU Lesser General Public
peter@521: License along with this library; if not, write to the Free Software
peter@521: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
peter@521: */
peter@521: 
peter@521: #ifndef __TIMERSCFG_H__
peter@521: #define __TIMERSCFG_H__
peter@521: 
peter@521: // Whatever your microcontroller, the timer wont work if
peter@521: // TIMEVAL is not at least on 32 bits
peter@521: #define TIMEVAL UNS32
peter@521: 
peter@521: // The timer of the AT91 counts from 0000 to 0xFFFF
peter@521: #define TIMEVAL_MAX 0xFFFF
peter@521: 
peter@521: // The timer is incrementing every 2.66 us.
peter@521: #define MS_TO_TIMEVAL(ms) ((ms) * 375)
peter@521: #define US_TO_TIMEVAL(us) ((us) * 3 / 8)
peter@521: 
peter@521: #endif