Copyright (C) 2011 Georg Ottinger
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
unsigned short freetimer;
unsigned short periode;
/* Set the Prescaler value */
TIM2->PSCR = TIM2_PRESCALER_1;
/* Set the Autoreload value */
periode = (CLK_GetClockFreq()/1000); // we want a ms timer
TIM2->ARRH = (u8)(periode >> 8);
TIM2->ARRL = (u8)(periode);
TIM2->CR1 |= (u8)TIM2_CR1_CEN;
freetimer = 0;
/* Enable the Interrupt sources */
TIM2->IER |= (u8)TIM2_IT_UPDATE;