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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53 + Use scheduler suspends in place of critical sections.
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56 #include "FreeRTOS.h"
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58 #include "partest.h"
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60 /*-----------------------------------------------------------
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61 * Simple parallel port IO routines for the FED 40pin demo board.
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62 * The four LED's are connected to D4 to D7.
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63 *-----------------------------------------------------------*/
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65 #define partstBIT_AS_OUTPUT ( ( unsigned portSHORT ) 0 )
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66 #define partstSET_OUTPUT ( ( unsigned portSHORT ) 1 )
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67 #define partstCLEAR_OUTPUT ( ( unsigned portSHORT ) 0 )
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69 #define partstENABLE_GENERAL_IO ( ( unsigned portCHAR ) 7 )
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71 /*-----------------------------------------------------------*/
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73 void vParTestInitialise( void )
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75 /* Set the top four bits of port D to output. */
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76 TRISDbits.TRISD7 = partstBIT_AS_OUTPUT;
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77 TRISDbits.TRISD6 = partstBIT_AS_OUTPUT;
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78 TRISDbits.TRISD5 = partstBIT_AS_OUTPUT;
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79 TRISDbits.TRISD4 = partstBIT_AS_OUTPUT;
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81 /* Start with all bits off. */
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82 PORTDbits.RD7 = partstCLEAR_OUTPUT;
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83 PORTDbits.RD6 = partstCLEAR_OUTPUT;
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84 PORTDbits.RD5 = partstCLEAR_OUTPUT;
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85 PORTDbits.RD4 = partstCLEAR_OUTPUT;
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87 /* Enable the driver. */
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88 ADCON1 = partstENABLE_GENERAL_IO;
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89 TRISEbits.TRISE2 = partstBIT_AS_OUTPUT;
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90 PORTEbits.RE2 = partstSET_OUTPUT;
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92 /*-----------------------------------------------------------*/
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94 void vParTestSetLED( unsigned portBASE_TYPE uxLED, portBASE_TYPE xValue )
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96 /* We are only using the top nibble, so LED 0 corresponds to bit 4. */
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101 case 3 : PORTDbits.RD7 = ( portSHORT ) xValue;
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103 case 2 : PORTDbits.RD6 = ( portSHORT ) xValue;
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105 case 1 : PORTDbits.RD5 = ( portSHORT ) xValue;
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107 case 0 : PORTDbits.RD4 = ( portSHORT ) xValue;
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109 default : /* There are only 4 LED's. */
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115 /*-----------------------------------------------------------*/
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117 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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119 /* We are only using the top nibble, so LED 0 corresponds to bit 4. */
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124 case 3 : PORTDbits.RD7 = !( PORTDbits.RD7 );
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126 case 2 : PORTDbits.RD6 = !( PORTDbits.RD6 );
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128 case 1 : PORTDbits.RD5 = !( PORTDbits.RD5 );
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130 case 0 : PORTDbits.RD4 = !( PORTDbits.RD4 );
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132 default : /* There are only 4 LED's. */
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