2 FreeRTOS.org V5.2.0 - Copyright (C) 2003-2009 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 it
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7 under the terms of the GNU General Public License (version 2) as published
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8 by the Free Software Foundation and modified by the FreeRTOS exception.
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10 FreeRTOS.org is distributed in the hope that it will be useful, but WITHOUT
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11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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15 You should have received a copy of the GNU General Public License along
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16 with FreeRTOS.org; if not, write to the Free Software Foundation, Inc., 59
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17 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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19 A special exception to the GPL is included to allow you to distribute a
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20 combined work that includes FreeRTOS.org without being obliged to provide
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21 the source code for any proprietary components. See the licensing section
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22 of http://www.FreeRTOS.org for full details.
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25 ***************************************************************************
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27 * Get the FreeRTOS eBook! See http://www.FreeRTOS.org/Documentation *
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29 * This is a concise, step by step, 'hands on' guide that describes both *
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30 * general multitasking concepts and FreeRTOS specifics. It presents and *
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31 * explains numerous examples that are written using the FreeRTOS API. *
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32 * Full source code for all the examples is provided in an accompanying *
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35 ***************************************************************************
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39 Please ensure to read the configuration and relevant port sections of the
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40 online documentation.
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42 http://www.FreeRTOS.org - Documentation, latest information, license and
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45 http://www.SafeRTOS.com - A version that is certified for use in safety
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48 http://www.OpenRTOS.com - Commercial support, development, porting,
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49 licensing and training services.
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51 #include <c8051f120.h>
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53 #include "FreeRTOS.h"
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55 #include "partest.h"
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57 #define partstPUSH_PULL ( ( unsigned portCHAR ) 0xff )
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58 #define partstALL_OUTPUTS_OFF ( ( unsigned portCHAR ) 0xff )
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60 /* LED to output is dependent on how the LED's are wired. */
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61 #define partstOUTPUT_0 ( ( unsigned portCHAR ) 0x02 )
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62 #define partstOUTPUT_1 ( ( unsigned portCHAR ) 0x08 )
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63 #define partstOUTPUT_2 ( ( unsigned portCHAR ) 0x20 )
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64 #define partstOUTPUT_3 ( ( unsigned portCHAR ) 0x01 )
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65 #define partstOUTPUT_4 ( ( unsigned portCHAR ) 0x04 )
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66 #define partstOUTPUT_5 ( ( unsigned portCHAR ) 0x10 )
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67 #define partstOUTPUT_6 ( ( unsigned portCHAR ) 0x40 )
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68 #define partstOUTPUT_7 ( ( unsigned portCHAR ) 0x80 )
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70 /*-----------------------------------------------------------
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71 * Simple parallel port IO routines.
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72 *-----------------------------------------------------------*/
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74 void vParTestInitialise( void )
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76 unsigned portCHAR ucOriginalSFRPage;
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78 /* Remember the SFR page before it is changed so it can get set back
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79 before the function exits. */
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80 ucOriginalSFRPage = SFRPAGE;
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82 /* Setup the SFR page to access the config SFR's. */
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83 SFRPAGE = CONFIG_PAGE;
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85 /* Set the on board LED to push pull. */
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86 P3MDOUT |= partstPUSH_PULL;
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88 /* Return the SFR page. */
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89 SFRPAGE = ucOriginalSFRPage;
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91 P3 = partstALL_OUTPUTS_OFF;
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93 /*-----------------------------------------------------------*/
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95 void vParTestSetLED( unsigned portBASE_TYPE uxLED, portBASE_TYPE xValue )
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97 portBASE_TYPE xError = pdFALSE;
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101 if( xValue == pdFALSE )
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105 case 0 : P3 |= partstOUTPUT_0;
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107 case 1 : P3 |= partstOUTPUT_1;
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109 case 2 : P3 |= partstOUTPUT_2;
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111 case 3 : P3 |= partstOUTPUT_3;
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113 case 4 : P3 |= partstOUTPUT_4;
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115 case 5 : P3 |= partstOUTPUT_5;
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117 case 6 : P3 |= partstOUTPUT_6;
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119 case 7 : P3 |= partstOUTPUT_7;
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121 default : /* There are no other LED's wired in. */
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130 case 0 : P3 &= ~partstOUTPUT_0;
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132 case 1 : P3 &= ~partstOUTPUT_1;
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134 case 2 : P3 &= ~partstOUTPUT_2;
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136 case 3 : P3 &= ~partstOUTPUT_3;
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138 case 4 : P3 &= ~partstOUTPUT_4;
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140 case 5 : P3 &= ~partstOUTPUT_5;
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142 case 6 : P3 &= ~partstOUTPUT_6;
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144 case 7 : P3 &= ~partstOUTPUT_7;
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146 default : /* There are no other LED's wired in. */
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153 /*-----------------------------------------------------------*/
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155 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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157 unsigned portCHAR ucBit;
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158 portBASE_TYPE xError = pdFALSE;
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164 case 0 : ucBit = partstOUTPUT_0;
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166 case 1 : ucBit = partstOUTPUT_1;
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168 case 2 : ucBit = partstOUTPUT_2;
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170 case 3 : ucBit = partstOUTPUT_3;
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172 case 4 : ucBit = partstOUTPUT_4;
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174 case 5 : ucBit = partstOUTPUT_5;
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176 case 6 : ucBit = partstOUTPUT_6;
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178 case 7 : ucBit = partstOUTPUT_7;
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180 default : /* There are no other LED's wired in. */
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185 if( xError != pdTRUE )
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