0,0 → 1,55 |
/**************************************************************************** |
* Copyright (C) 2011 by Claas Anders "CaScAdE" Rathje * |
* admiralcascade@gmail.com * |
* Project-URL: http://www.mylifesucks.de/oss/c-epilepsy/ * |
* * |
* 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. * |
* * |
* 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., * |
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
****************************************************************************/ |
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#include "timer0.h" |
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// 8 bit timer |
// unccritical stuff |
// periodic critical stuff should go to the blocking timer1 |
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volatile uint16_t uptime = 0; |
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void timer0_init() { |
TCCR0B |= ((1 << CS02) | (1 << CS00)); // Prescale 1024 |
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TIMSK0 |= (1 << TOIE0); // overflow enable |
} |
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// every ~ 10ms = 10000us (9984us) |
uint8_t timer0_scale_helper = 0; |
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ISR(TIMER0_OVF_vect, ISR_NOBLOCK) { |
TCNT0 = 61; |
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player_timer_callback(); |
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static uint16_t ticks = 0; |
ticks++; |
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// ~1s |
if (timer0_scale_helper++ >= 100) { |
timer0_scale_helper = 0; |
nc_handler_timer_callback(); |
eeprom_timer_callback(); |
uptime++; |
//LEDRED_TOGGLE |
} |
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} |