2 FreeRTOS.org V4.8.0 - Copyright (C) 2003-2008 Richard Barry.
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4 This file is part of the FreeRTOS.org distribution.
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6 FreeRTOS.org is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2 of the License, or
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9 (at your option) any later version.
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11 FreeRTOS.org is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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16 You should have received a copy of the GNU General Public License
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17 along with FreeRTOS.org; if not, write to the Free Software
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18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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20 A special exception to the GPL can be applied should you wish to distribute
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21 a combined work that includes FreeRTOS.org, without being obliged to provide
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22 the source code for any proprietary components. See the licensing section
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23 of http://www.FreeRTOS.org for full details of how and when the exception
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26 ***************************************************************************
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27 ***************************************************************************
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29 * SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *
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30 * and even write all or part of your application on your behalf. *
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31 * See http://www.OpenRTOS.com for details of the services we provide to *
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32 * expedite your project. *
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34 ***************************************************************************
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35 ***************************************************************************
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37 Please ensure to read the configuration and relevant port sections of the
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38 online documentation.
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40 http://www.FreeRTOS.org - Documentation, latest information, license and
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43 http://www.SafeRTOS.com - A version that is certified for use in safety
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46 http://www.OpenRTOS.com - Commercial support, development, porting,
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47 licensing and training services.
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50 /*-----------------------------------------------------------
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51 * Simple parallel port IO routines.
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52 *-----------------------------------------------------------*/
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58 #include "FreeRTOS.h"
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60 #include "partest.h"
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64 #define partstPINS (GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3 Z | GPIO_PIN_4 | GPIO_PIN_5 | GPIO_PIN_6 | GPIO_PIN_7)
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66 #define partstALL_OUTPUTS_OFF ( ( unsigned portCHAR ) 0x00 )
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67 #define partstMAX_OUTPUT_LED ( ( unsigned portCHAR ) 8 )
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69 static volatile unsigned portCHAR ucOutputValue = partstALL_OUTPUTS_OFF;
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71 void vParTestInitialise( void )
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74 PDCWrite( PDC_LED, ucOutputValue );
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76 /*-----------------------------------------------------------*/
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78 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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80 unsigned portCHAR ucBit = ( unsigned portCHAR ) 1;
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84 if( uxLED < partstMAX_OUTPUT_LED )
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86 ucBit = ( ( unsigned portCHAR ) 1 ) << uxLED;
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88 if( xValue == pdFALSE )
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90 ucBit ^= ( unsigned portCHAR ) 0xff;
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91 ucOutputValue &= ucBit;
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95 ucOutputValue |= ucBit;
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98 PDCWrite( PDC_LED, ucOutputValue );
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103 /*-----------------------------------------------------------*/
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105 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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107 unsigned portCHAR ucBit;
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111 if( uxLED < partstMAX_OUTPUT_LED )
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113 ucBit = ( ( unsigned portCHAR ) 1 ) << uxLED;
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115 if( ucOutputValue & ucBit )
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117 ucOutputValue &= ~ucBit;
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121 ucOutputValue |= ucBit;
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124 PDCWrite( PDC_LED, ucOutputValue );
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