Tooltron

/********

 * This file is part of Tooltron.

 *

 * Tooltron is free software: you can redistribute it and/or modify

 * it under the terms of the Lesser GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * Tooltron 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

 * Lesser GNU General Public License for more details.

 * You should have received a copy of the Lesser GNU General Public License

 * along with Tooltron.  If not, see <http://www.gnu.org/licenses/>.

 *

 * Copyright 2009 Kevin Woo <kwoo@2ndt.com>

 *

 ********/

/** @file timer.h

 *        

 *         @breif Timer functions

 *

 *        @author Kevin Woo (kwoo)

 */

#ifndef TIMER_H

#define TIMER_H

/** @brief Max time that we can wait for a full packet from the server before we timeout */

#define TIME_OUT                5

/** Globals **/

volatile char seconds;                //Seconds elapsed

volatile char minutes;                //Minutes exlapsed

/** @brief Seconds that have elapsed since the timer started */

//extern volatile char seconds;

/** @brief Minutes that have elapsed since the timer started */

//extern volatile char minutes;

//extern char timeout_flag;

/** @brief Sets the registers to use the timer for couting in real time */

void init_timer(void);

/** @brief Starts the timer from last position*/

void start_timer(void);

/** @brief Stops the timer from counting*/

void stop_timer(void);

/** @brief Resets the values of the timer to 0*/

void reset_timer(void);

/** @brief Resets the timeout flag to 0 */

void reset_timeout_flag(void);

/** @brief Sets the timeout flag to 1 */

void set_timeout_flag(void);

/** @brief Gets the timeout flag (nonzero means set) */

char get_timeout_flag(void);

#endif