2 FreeRTOS V6.0.0 - Copyright (C) 2009 Real Time Engineers Ltd.
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4 ***************************************************************************
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8 * + New to FreeRTOS, *
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9 * + Wanting to learn FreeRTOS or multitasking in general quickly *
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10 * + Looking for basic training, *
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11 * + Wanting to improve your FreeRTOS skills and productivity *
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13 * then take a look at the FreeRTOS eBook *
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15 * "Using the FreeRTOS Real Time Kernel - a Practical Guide" *
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16 * http://www.FreeRTOS.org/Documentation *
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18 * A pdf reference manual is also available. Both are usually delivered *
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19 * to your inbox within 20 minutes to two hours when purchased between 8am *
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20 * and 8pm GMT (although please allow up to 24 hours in case of *
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21 * exceptional circumstances). Thank you for your support! *
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23 ***************************************************************************
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25 This file is part of the FreeRTOS distribution.
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27 FreeRTOS is free software; you can redistribute it and/or modify it under
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28 the terms of the GNU General Public License (version 2) as published by the
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29 Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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30 ***NOTE*** The exception to the GPL is included to allow you to distribute
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31 a combined work that includes FreeRTOS without being obliged to provide the
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32 source code for proprietary components outside of the FreeRTOS kernel.
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33 FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
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34 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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35 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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36 more details. You should have received a copy of the GNU General Public
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37 License and the FreeRTOS license exception along with FreeRTOS; if not it
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38 can be viewed here: http://www.freertos.org/a00114.html and also obtained
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39 by writing to Richard Barry, contact details for whom are available on the
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44 http://www.FreeRTOS.org - Documentation, latest information, license and
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47 http://www.SafeRTOS.com - A version that is certified for use in safety
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50 http://www.OpenRTOS.com - Commercial support, development, porting,
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51 licensing and training services.
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54 /* FreeRTOS.org includes. */
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55 #include "FreeRTOS.h"
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57 /* Demo application includes. */
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58 #include "partest.h"
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60 /*-----------------------------------------------------------
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61 * Simple parallel port IO routines.
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62 *-----------------------------------------------------------*/
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64 #define partstLED1_OUTPUT ( 1 << 25 )
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65 #define partstLED2_OUTPUT ( 1 << 4 )
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67 void vParTestInitialise( void )
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69 /* Set LEDs to output. */
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70 GPIO1->FIODIR = partstLED1_OUTPUT;
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71 GPIO0->FIODIR = partstLED2_OUTPUT;
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73 /* Start with LED off. */
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74 GPIO1->FIOSET = partstLED1_OUTPUT;
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75 GPIO0->FIOSET = partstLED2_OUTPUT;
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77 /*-----------------------------------------------------------*/
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79 void vParTestSetLED( unsigned long ulLEDIn, signed long xValue )
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81 /* Used to set and clear LEDs on FIO2. */
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85 /* Set of clear the output. */
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88 GPIO1->FIOCLR = partstLED1_OUTPUT;
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92 GPIO1->FIOSET = partstLED1_OUTPUT;
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95 else if( ulLEDIn == 1 )
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97 /* Set of clear the output. */
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100 GPIO0->FIOCLR = partstLED2_OUTPUT;
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104 GPIO0->FIOSET = partstLED2_OUTPUT;
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108 /*-----------------------------------------------------------*/
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110 void vParTestToggleLED( unsigned long ulLEDIn )
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112 unsigned long ulCurrentState;
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114 /* Used to toggle LEDs on FIO2. */
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118 /* If this bit is already set, clear it, and visa versa. */
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119 ulCurrentState = GPIO1->FIOPIN;
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120 if( ulCurrentState & partstLED1_OUTPUT )
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122 GPIO1->FIOCLR = partstLED1_OUTPUT;
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126 GPIO1->FIOSET = partstLED1_OUTPUT;
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129 else if( ulLEDIn == 1 )
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131 /* If this bit is already set, clear it, and visa versa. */
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132 ulCurrentState = GPIO1->FIOPIN;
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133 if( ulCurrentState & partstLED1_OUTPUT )
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135 GPIO0->FIOCLR = partstLED2_OUTPUT;
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139 GPIO0->FIOSET = partstLED2_OUTPUT;
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143 /*-----------------------------------------------------------*/
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145 long lParTestGetLEDState( void )
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147 if( ( GPIO0->FIOPIN & partstLED2_OUTPUT ) == 0 )
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156 /*-----------------------------------------------------------*/
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158 void vParTestSetLEDState( long lState )
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160 /* Used to set and clear the LEDs on FIO1. */
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161 if( lState != pdFALSE )
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163 GPIO0->FIOCLR = partstLED2_OUTPUT;
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167 GPIO0->FIOSET = partstLED2_OUTPUT;
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170 /*-----------------------------------------------------------*/
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