2 FreeRTOS V8.2.3 - Copyright (C) 2015 Real Time Engineers Ltd.
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5 VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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7 This file is part of the FreeRTOS distribution.
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9 FreeRTOS is free software; you can redistribute it and/or modify it under
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10 the terms of the GNU General Public License (version 2) as published by the
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11 Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
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13 ***************************************************************************
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14 >>! NOTE: The modification to the GPL is included to allow you to !<<
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15 >>! distribute a combined work that includes FreeRTOS without being !<<
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16 >>! obliged to provide the source code for proprietary components !<<
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17 >>! outside of the FreeRTOS kernel. !<<
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18 ***************************************************************************
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20 FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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21 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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22 FOR A PARTICULAR PURPOSE. Full license text is available on the following
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23 link: http://www.freertos.org/a00114.html
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25 ***************************************************************************
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27 * FreeRTOS provides completely free yet professionally developed, *
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28 * robust, strictly quality controlled, supported, and cross *
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29 * platform software that is more than just the market leader, it *
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30 * is the industry's de facto standard. *
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32 * Help yourself get started quickly while simultaneously helping *
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33 * to support the FreeRTOS project by purchasing a FreeRTOS *
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34 * tutorial book, reference manual, or both: *
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35 * http://www.FreeRTOS.org/Documentation *
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37 ***************************************************************************
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39 http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
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40 the FAQ page "My application does not run, what could be wrong?". Have you
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41 defined configASSERT()?
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43 http://www.FreeRTOS.org/support - In return for receiving this top quality
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44 embedded software for free we request you assist our global community by
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45 participating in the support forum.
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47 http://www.FreeRTOS.org/training - Investing in training allows your team to
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48 be as productive as possible as early as possible. Now you can receive
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49 FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
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50 Ltd, and the world's leading authority on the world's leading RTOS.
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52 http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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53 including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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54 compatible FAT file system, and our tiny thread aware UDP/IP stack.
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56 http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
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57 Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
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59 http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
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60 Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
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61 licenses offer ticketed support, indemnification and commercial middleware.
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63 http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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64 engineered and independently SIL3 certified version for use in safety and
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65 mission critical applications that require provable dependability.
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73 + All LED's are turned off to start.
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77 #include "FreeRTOS.h"
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79 #include "partest.h"
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81 #define partstNUM_LEDs 4
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83 #define LED0_POS 0x01
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84 #define LED1_POS 0x04
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85 #define LED2_POS 0x01
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86 #define LED3_POS 0x04
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88 static const unsigned char ucLEDDefinitions[ partstNUM_LEDs ] = { LED0_POS, LED1_POS, LED2_POS, LED3_POS };
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90 /*-----------------------------------------------------------
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91 * Simple parallel port IO routines.
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92 *-----------------------------------------------------------*/
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94 void vParTestInitialise( void )
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96 /* Set the LEDs to outputs. */
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97 MCF_GPIO_DDRTD |= ( LED0_POS | LED1_POS );
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98 MCF_GPIO_DDRTC |= ( LED2_POS | LED3_POS );
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100 /* Turn LEDs off. */
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101 MCF_GPIO_SETTC |= ( LED0_POS | LED1_POS );
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102 MCF_GPIO_SETTD |= ( LED2_POS | LED3_POS );
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104 /*-----------------------------------------------------------*/
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106 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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112 taskENTER_CRITICAL();
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113 MCF_GPIO_PORTTD |= ucLEDDefinitions[ uxLED ];
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114 taskEXIT_CRITICAL();
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118 taskENTER_CRITICAL();
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119 MCF_GPIO_PORTTD &= ~ucLEDDefinitions[ uxLED ];
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120 taskEXIT_CRITICAL();
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123 else if( uxLED < 4 )
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127 taskENTER_CRITICAL();
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128 MCF_GPIO_PORTTC |= ucLEDDefinitions[ uxLED ];
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129 taskEXIT_CRITICAL();
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133 taskENTER_CRITICAL();
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134 MCF_GPIO_PORTTC &= ~ucLEDDefinitions[ uxLED ];
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135 taskEXIT_CRITICAL();
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139 /*-----------------------------------------------------------*/
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141 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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145 taskENTER_CRITICAL();
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147 if( ( MCF_GPIO_PORTTD & ucLEDDefinitions[ uxLED ] ) == ( unsigned char ) 0 )
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149 MCF_GPIO_PORTTD |= ucLEDDefinitions[ uxLED ];
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153 MCF_GPIO_PORTTD &= ~ucLEDDefinitions[ uxLED ];
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156 taskEXIT_CRITICAL();
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158 else if( uxLED < 4 )
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160 taskENTER_CRITICAL();
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162 if( ( MCF_GPIO_PORTTC & ucLEDDefinitions[ uxLED ] ) == ( unsigned char ) 0 )
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164 MCF_GPIO_PORTTC |= ucLEDDefinitions[ uxLED ];
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168 MCF_GPIO_PORTTC &= ~ucLEDDefinitions[ uxLED ];
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171 taskEXIT_CRITICAL();
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