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/****************************************************************************
 *   Copyright (C) 2011-2012 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.              *
 ****************************************************************************/

#include "timer0.h"

// 8 bit timer
// unccritical stuff
// periodic critical stuff should go to the blocking timer1

volatile uint16_t uptime = 0;

void timer0_init() {
    TCCR0B |= ((1 << CS02) | (1 << CS00)); // Prescale 1024

    TIMSK0 |= (1 << TOIE0); // overflow enable
}

// every ~ 10ms = 10000us (9984us)
uint8_t timer0_scale_helper = 0;

ISR(TIMER0_OVF_vect, ISR_NOBLOCK) {
    TCNT0 = 61;

    player_timer_callback();

    static uint16_t ticks = 0;
    ticks++;

    // ~1s
    if (timer0_scale_helper++ >= 100) {
        timer0_scale_helper = 0;
        nc_handler_timer_callback();
        eeprom_timer_callback();
        uptime++;
        //LEDRED_TOGGLE
    }

}