2 FreeRTOS V8.1.0 - Copyright (C) 2014 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 ***************************************************************************
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9 * FreeRTOS provides completely free yet professionally developed, *
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10 * robust, strictly quality controlled, supported, and cross *
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11 * platform software that has become a de facto standard. *
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13 * Help yourself get started quickly and support the FreeRTOS *
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14 * project by purchasing a FreeRTOS tutorial book, reference *
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15 * manual, or both from: http://www.FreeRTOS.org/Documentation *
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19 ***************************************************************************
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21 This file is part of the FreeRTOS distribution.
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23 FreeRTOS is free software; you can redistribute it and/or modify it under
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24 the terms of the GNU General Public License (version 2) as published by the
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25 Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.
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27 >>! NOTE: The modification to the GPL is included to allow you to !<<
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28 >>! distribute a combined work that includes FreeRTOS without being !<<
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29 >>! obliged to provide the source code for proprietary components !<<
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30 >>! outside of the FreeRTOS kernel. !<<
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32 FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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33 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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34 FOR A PARTICULAR PURPOSE. Full license text is available from the following
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35 link: http://www.freertos.org/a00114.html
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39 ***************************************************************************
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41 * Having a problem? Start by reading the FAQ "My application does *
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42 * not run, what could be wrong?" *
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44 * http://www.FreeRTOS.org/FAQHelp.html *
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46 ***************************************************************************
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48 http://www.FreeRTOS.org - Documentation, books, training, latest versions,
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49 license and Real Time Engineers Ltd. contact details.
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51 http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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52 including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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53 compatible FAT file system, and our tiny thread aware UDP/IP stack.
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55 http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
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56 Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
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57 licenses offer ticketed support, indemnification and middleware.
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59 http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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60 engineered and independently SIL3 certified version for use in safety and
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61 mission critical applications that require provable dependability.
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69 + All LED's are turned off to start.
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73 #include "FreeRTOS.h"
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75 #include "partest.h"
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77 #define partstNUM_LEDs 4
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79 #define LED0_POS 0x01
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80 #define LED1_POS 0x04
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81 #define LED2_POS 0x01
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82 #define LED3_POS 0x04
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84 static const unsigned char ucLEDDefinitions[ partstNUM_LEDs ] = { LED0_POS, LED1_POS, LED2_POS, LED3_POS };
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86 /*-----------------------------------------------------------
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87 * Simple parallel port IO routines.
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88 *-----------------------------------------------------------*/
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90 void vParTestInitialise( void )
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92 /* Set the LEDs to outputs. */
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93 MCF_GPIO_DDRTD |= ( LED0_POS | LED1_POS );
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94 MCF_GPIO_DDRTC |= ( LED2_POS | LED3_POS );
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96 /* Turn LEDs off. */
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97 MCF_GPIO_SETTC |= ( LED0_POS | LED1_POS );
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98 MCF_GPIO_SETTD |= ( LED2_POS | LED3_POS );
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100 /*-----------------------------------------------------------*/
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102 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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108 taskENTER_CRITICAL();
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109 MCF_GPIO_PORTTD |= ucLEDDefinitions[ uxLED ];
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110 taskEXIT_CRITICAL();
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114 taskENTER_CRITICAL();
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115 MCF_GPIO_PORTTD &= ~ucLEDDefinitions[ uxLED ];
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116 taskEXIT_CRITICAL();
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119 else if( uxLED < 4 )
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123 taskENTER_CRITICAL();
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124 MCF_GPIO_PORTTC |= ucLEDDefinitions[ uxLED ];
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125 taskEXIT_CRITICAL();
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129 taskENTER_CRITICAL();
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130 MCF_GPIO_PORTTC &= ~ucLEDDefinitions[ uxLED ];
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131 taskEXIT_CRITICAL();
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135 /*-----------------------------------------------------------*/
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137 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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141 taskENTER_CRITICAL();
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143 if( ( MCF_GPIO_PORTTD & ucLEDDefinitions[ uxLED ] ) == ( unsigned char ) 0 )
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145 MCF_GPIO_PORTTD |= ucLEDDefinitions[ uxLED ];
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149 MCF_GPIO_PORTTD &= ~ucLEDDefinitions[ uxLED ];
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152 taskEXIT_CRITICAL();
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154 else if( uxLED < 4 )
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156 taskENTER_CRITICAL();
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158 if( ( MCF_GPIO_PORTTC & ucLEDDefinitions[ uxLED ] ) == ( unsigned char ) 0 )
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160 MCF_GPIO_PORTTC |= ucLEDDefinitions[ uxLED ];
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164 MCF_GPIO_PORTTC &= ~ucLEDDefinitions[ uxLED ];
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167 taskEXIT_CRITICAL();
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