2 FreeRTOS V7.5.1 - Copyright (C) 2013 Real Time Engineers Ltd.
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4 VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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6 ***************************************************************************
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8 * FreeRTOS provides completely free yet professionally developed, *
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9 * robust, strictly quality controlled, supported, and cross *
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10 * platform software that has become a de facto standard. *
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12 * Help yourself get started quickly and support the FreeRTOS *
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13 * project by purchasing a FreeRTOS tutorial book, reference *
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14 * manual, or both from: http://www.FreeRTOS.org/Documentation *
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18 ***************************************************************************
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20 This file is part of the FreeRTOS distribution.
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22 FreeRTOS is free software; you can redistribute it and/or modify it under
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23 the terms of the GNU General Public License (version 2) as published by the
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24 Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.
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26 >>! NOTE: The modification to the GPL is included to allow you to distribute
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27 >>! a combined work that includes FreeRTOS without being obliged to provide
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28 >>! the source code for proprietary components outside of the FreeRTOS
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31 FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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32 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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33 FOR A PARTICULAR PURPOSE. Full license text is available from the following
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34 link: http://www.freertos.org/a00114.html
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38 ***************************************************************************
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40 * Having a problem? Start by reading the FAQ "My application does *
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41 * not run, what could be wrong?" *
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43 * http://www.FreeRTOS.org/FAQHelp.html *
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45 ***************************************************************************
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47 http://www.FreeRTOS.org - Documentation, books, training, latest versions,
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48 license and Real Time Engineers Ltd. contact details.
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50 http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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51 including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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52 compatible FAT file system, and our tiny thread aware UDP/IP stack.
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54 http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
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55 Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
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56 licenses offer ticketed support, indemnification and middleware.
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58 http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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59 engineered and independently SIL3 certified version for use in safety and
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60 mission critical applications that require provable dependability.
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65 /* FreeRTOS.org includes. */
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66 #include "FreeRTOS.h"
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68 /* Demo application includes. */
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69 #include "partest.h"
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71 #define partstFIRST_IO ( ( unsigned long ) 0x01 )
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72 #define partstNUM_LEDS ( 8 )
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73 #define partstALL_OUTPUTS_OFF ( ( unsigned long ) 0xff )
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75 /*-----------------------------------------------------------
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76 * Simple parallel port IO routines.
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77 *-----------------------------------------------------------*/
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79 void vParTestInitialise( void )
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82 FIO2DIR = 0x000000FF;
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83 FIO2MASK = 0x00000000;
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85 SCS |= (1<<0); //fast mode for port 0 and 1
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87 FIO2CLR = partstALL_OUTPUTS_OFF;
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89 /*-----------------------------------------------------------*/
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91 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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93 unsigned long ulLED = partstFIRST_IO;
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95 if( uxLED < partstNUM_LEDS )
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97 /* Rotate to the wanted bit of port */
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98 ulLED <<= ( unsigned long ) uxLED;
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100 /* Set of clear the output. */
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111 /*-----------------------------------------------------------*/
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113 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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115 unsigned long ulLED = partstFIRST_IO, ulCurrentState;
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117 if( uxLED < partstNUM_LEDS )
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119 /* Rotate to the wanted bit of port 0. Only P10 to P13 have an LED
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121 ulLED <<= ( unsigned long ) uxLED;
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123 /* If this bit is already set, clear it, and visa versa. */
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124 ulCurrentState = FIO2PIN;
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125 if( ulCurrentState & ulLED )
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136 /*-----------------------------------------------------------*/
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137 unsigned portBASE_TYPE uxParTextGetLED( unsigned portBASE_TYPE uxLED )
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139 unsigned long ulLED = partstFIRST_IO;
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141 ulLED <<= ( unsigned long ) uxLED;
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143 return ( FIO2PIN & ulLED );
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