root / branches / init_refactor / code / projects / libdragonfly / reset.c @ 1543
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1 | 241 | bcoltin | /**
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2 | * Copyright (c) 2007 Colony Project
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3 | *
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4 | * Permission is hereby granted, free of charge, to any person
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5 | * obtaining a copy of this software and associated documentation
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6 | * files (the "Software"), to deal in the Software without
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7 | * restriction, including without limitation the rights to use,
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8 | * copy, modify, merge, publish, distribute, sublicense, and/or sell
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9 | * copies of the Software, and to permit persons to whom the
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10 | * Software is furnished to do so, subject to the following
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11 | * conditions:
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12 | *
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13 | * The above copyright notice and this permission notice shall be
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14 | * included in all copies or substantial portions of the Software.
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15 | *
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16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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17 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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18 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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19 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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20 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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21 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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22 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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23 | * OTHER DEALINGS IN THE SOFTWARE.
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24 | **/
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25 | 45 | cmar | |
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27 | 241 | bcoltin | /**
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28 | * @file reset
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29 | * @brief Reset the Robot
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30 | *
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31 | * Implementation of a function to reset the robot.
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32 | *
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33 | * @author Colony Project, CMU Robotics Club
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34 | **/
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35 | 45 | cmar | #include <avr/interrupt.h> |
36 | #include <util/delay.h> |
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37 | 1452 | dsschult | #include "reset.h" |
38 | 45 | cmar | |
39 | /**
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40 | * @defgroup reset Reset
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41 | * Functions for manipulation the ADC on the dragonfly board.
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42 | * All definitions may be found in analog.h.
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43 | *
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44 | * @{
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45 | **/
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46 | |||
47 | /**
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48 | * Resets the AVR when called. Sets the watchdog timer and lets it overflow
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49 | * to reset the AVR. The reset clears all memory and resets all registers
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50 | * with the exception of the Watchdog Reset Flag (WDRF) in the MCU Control
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51 | * and Status Register (MCUCSR).
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52 | **/
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53 | void reset(void) { |
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54 | 1543 | bneuman | |
55 | DRAGONFLY_DEBUG_PRINT("System going down for reboot now!\r\n");
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56 | |||
57 | 380 | jknichel | WDTCR &= 0xF8;
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58 | WDTCR |= 0x08;
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59 | _delay_ms(15);
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60 | 45 | cmar | } |
61 | |||
62 | /**@}**/ //end defgroup |