2 FreeRTOS.org V4.7.1 - 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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28 Please ensure to read the configuration and relevant port sections of the
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29 online documentation.
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31 +++ http://www.FreeRTOS.org +++
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32 Documentation, latest information, license and contact details.
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34 +++ http://www.SafeRTOS.com +++
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35 A version that is certified for use in safety critical systems.
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37 +++ http://www.OpenRTOS.com +++
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38 Commercial support, development, porting, licensing and training services.
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40 ***************************************************************************
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42 #include <c8051f120.h>
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44 #include "FreeRTOS.h"
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46 #include "partest.h"
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48 #define partstPUSH_PULL ( ( unsigned portCHAR ) 0xff )
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49 #define partstALL_OUTPUTS_OFF ( ( unsigned portCHAR ) 0xff )
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51 /* LED to output is dependent on how the LED's are wired. */
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52 #define partstOUTPUT_0 ( ( unsigned portCHAR ) 0x02 )
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53 #define partstOUTPUT_1 ( ( unsigned portCHAR ) 0x08 )
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54 #define partstOUTPUT_2 ( ( unsigned portCHAR ) 0x20 )
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55 #define partstOUTPUT_3 ( ( unsigned portCHAR ) 0x01 )
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56 #define partstOUTPUT_4 ( ( unsigned portCHAR ) 0x04 )
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57 #define partstOUTPUT_5 ( ( unsigned portCHAR ) 0x10 )
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58 #define partstOUTPUT_6 ( ( unsigned portCHAR ) 0x40 )
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59 #define partstOUTPUT_7 ( ( unsigned portCHAR ) 0x80 )
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61 /*-----------------------------------------------------------
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62 * Simple parallel port IO routines.
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63 *-----------------------------------------------------------*/
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65 void vParTestInitialise( void )
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67 unsigned portCHAR ucOriginalSFRPage;
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69 /* Remember the SFR page before it is changed so it can get set back
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70 before the function exits. */
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71 ucOriginalSFRPage = SFRPAGE;
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73 /* Setup the SFR page to access the config SFR's. */
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74 SFRPAGE = CONFIG_PAGE;
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76 /* Set the on board LED to push pull. */
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77 P3MDOUT |= partstPUSH_PULL;
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79 /* Return the SFR page. */
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80 SFRPAGE = ucOriginalSFRPage;
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82 P3 = partstALL_OUTPUTS_OFF;
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84 /*-----------------------------------------------------------*/
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86 void vParTestSetLED( unsigned portBASE_TYPE uxLED, portBASE_TYPE xValue )
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88 portBASE_TYPE xError = pdFALSE;
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92 if( xValue == pdFALSE )
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96 case 0 : P3 |= partstOUTPUT_0;
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98 case 1 : P3 |= partstOUTPUT_1;
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100 case 2 : P3 |= partstOUTPUT_2;
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102 case 3 : P3 |= partstOUTPUT_3;
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104 case 4 : P3 |= partstOUTPUT_4;
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106 case 5 : P3 |= partstOUTPUT_5;
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108 case 6 : P3 |= partstOUTPUT_6;
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110 case 7 : P3 |= partstOUTPUT_7;
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112 default : /* There are no other LED's wired in. */
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121 case 0 : P3 &= ~partstOUTPUT_0;
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123 case 1 : P3 &= ~partstOUTPUT_1;
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125 case 2 : P3 &= ~partstOUTPUT_2;
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127 case 3 : P3 &= ~partstOUTPUT_3;
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129 case 4 : P3 &= ~partstOUTPUT_4;
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131 case 5 : P3 &= ~partstOUTPUT_5;
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133 case 6 : P3 &= ~partstOUTPUT_6;
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135 case 7 : P3 &= ~partstOUTPUT_7;
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137 default : /* There are no other LED's wired in. */
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144 /*-----------------------------------------------------------*/
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146 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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148 unsigned portCHAR ucBit;
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149 portBASE_TYPE xError = pdFALSE;
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155 case 0 : ucBit = partstOUTPUT_0;
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157 case 1 : ucBit = partstOUTPUT_1;
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159 case 2 : ucBit = partstOUTPUT_2;
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161 case 3 : ucBit = partstOUTPUT_3;
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163 case 4 : ucBit = partstOUTPUT_4;
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165 case 5 : ucBit = partstOUTPUT_5;
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167 case 6 : ucBit = partstOUTPUT_6;
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169 case 7 : ucBit = partstOUTPUT_7;
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171 default : /* There are no other LED's wired in. */
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176 if( xError != pdTRUE )
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