2 FreeRTOS V9.0.0 - Copyright (C) 2016 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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70 /* FreeRTOS.org includes. */
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71 #include "FreeRTOS.h"
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73 /* Demo application includes. */
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74 #include "partest.h"
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76 /*-----------------------------------------------------------
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77 * Simple parallel port IO routines.
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78 *-----------------------------------------------------------*/
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80 #define partstLED1_OUTPUT ( 1 << 25 )
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81 #define partstLED2_OUTPUT ( 1 << 4 )
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83 void vParTestInitialise( void )
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85 /* Set LEDs to output. */
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86 GPIO1->FIODIR = partstLED1_OUTPUT;
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87 GPIO0->FIODIR = partstLED2_OUTPUT;
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89 /* Start with LED off. */
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90 GPIO1->FIOSET = partstLED1_OUTPUT;
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91 GPIO0->FIOSET = partstLED2_OUTPUT;
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93 /*-----------------------------------------------------------*/
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95 void vParTestSetLED( unsigned long ulLEDIn, signed long xValue )
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97 /* Used to set and clear LEDs on FIO2. */
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101 /* Set of clear the output. */
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104 GPIO1->FIOCLR = partstLED1_OUTPUT;
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108 GPIO1->FIOSET = partstLED1_OUTPUT;
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111 else if( ulLEDIn == 1 )
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113 /* Set of clear the output. */
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116 GPIO0->FIOCLR = partstLED2_OUTPUT;
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120 GPIO0->FIOSET = partstLED2_OUTPUT;
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124 /*-----------------------------------------------------------*/
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126 void vParTestToggleLED( unsigned long ulLEDIn )
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128 unsigned long ulCurrentState;
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130 /* Used to toggle LEDs on FIO2. */
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134 /* If this bit is already set, clear it, and vice versa. */
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135 ulCurrentState = GPIO1->FIOPIN;
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136 if( ulCurrentState & partstLED1_OUTPUT )
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138 GPIO1->FIOCLR = partstLED1_OUTPUT;
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142 GPIO1->FIOSET = partstLED1_OUTPUT;
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145 else if( ulLEDIn == 1 )
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147 /* If this bit is already set, clear it, and vice versa. */
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148 ulCurrentState = GPIO0->FIOPIN;
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149 if( ulCurrentState & partstLED2_OUTPUT )
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151 GPIO0->FIOCLR = partstLED2_OUTPUT;
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155 GPIO0->FIOSET = partstLED2_OUTPUT;
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159 /*-----------------------------------------------------------*/
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161 long lParTestGetLEDState( void )
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163 if( ( GPIO0->FIOPIN & partstLED2_OUTPUT ) == 0 )
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172 /*-----------------------------------------------------------*/
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174 void vParTestSetLEDState( long lState )
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176 /* Used to set and clear the LEDs on FIO1. */
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177 if( lState != pdFALSE )
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179 GPIO0->FIOCLR = partstLED2_OUTPUT;
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183 GPIO0->FIOSET = partstLED2_OUTPUT;
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186 /*-----------------------------------------------------------*/
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