2 FreeRTOS V7.2.0 - Copyright (C) 2012 Real Time Engineers Ltd.
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5 ***************************************************************************
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7 * FreeRTOS tutorial books are available in pdf and paperback. *
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8 * Complete, revised, and edited pdf reference manuals are also *
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11 * Purchasing FreeRTOS documentation will not only help you, by *
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12 * ensuring you get running as quickly as possible and with an *
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13 * in-depth knowledge of how to use FreeRTOS, it will also help *
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14 * the FreeRTOS project to continue with its mission of providing *
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15 * professional grade, cross platform, de facto standard solutions *
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16 * for microcontrollers - completely free of charge! *
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18 * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
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20 * Thank you for using FreeRTOS, and thank you for your support! *
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22 ***************************************************************************
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25 This file is part of the FreeRTOS distribution.
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27 FreeRTOS is free software; you can redistribute it and/or modify it under
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28 the terms of the GNU General Public License (version 2) as published by the
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29 Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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30 >>>NOTE<<< The modification to the GPL is included to allow you to
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31 distribute a combined work that includes FreeRTOS without being obliged to
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32 provide the source code for proprietary components outside of the FreeRTOS
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33 kernel. FreeRTOS is distributed in the hope that it will be useful, but
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34 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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35 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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36 more details. You should have received a copy of the GNU General Public
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37 License and the FreeRTOS license exception along with FreeRTOS; if not it
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38 can be viewed here: http://www.freertos.org/a00114.html and also obtained
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39 by writing to Richard Barry, contact details for whom are available on the
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44 ***************************************************************************
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46 * Having a problem? Start by reading the FAQ "My application does *
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47 * not run, what could be wrong? *
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49 * http://www.FreeRTOS.org/FAQHelp.html *
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51 ***************************************************************************
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54 http://www.FreeRTOS.org - Documentation, training, latest information,
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55 license and contact details.
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57 http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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58 including FreeRTOS+Trace - an indispensable productivity tool.
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60 Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell
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61 the code with commercial support, indemnification, and middleware, under
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62 the OpenRTOS brand: http://www.OpenRTOS.com. High Integrity Systems also
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63 provide a safety engineered and independently SIL3 certified version under
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64 the SafeRTOS brand: http://www.SafeRTOS.com.
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66 #include <c8051f120.h>
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68 #include "FreeRTOS.h"
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70 #include "partest.h"
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72 #define partstPUSH_PULL ( ( unsigned char ) 0xff )
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73 #define partstALL_OUTPUTS_OFF ( ( unsigned char ) 0xff )
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75 /* LED to output is dependent on how the LED's are wired. */
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76 #define partstOUTPUT_0 ( ( unsigned char ) 0x02 )
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77 #define partstOUTPUT_1 ( ( unsigned char ) 0x08 )
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78 #define partstOUTPUT_2 ( ( unsigned char ) 0x20 )
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79 #define partstOUTPUT_3 ( ( unsigned char ) 0x01 )
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80 #define partstOUTPUT_4 ( ( unsigned char ) 0x04 )
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81 #define partstOUTPUT_5 ( ( unsigned char ) 0x10 )
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82 #define partstOUTPUT_6 ( ( unsigned char ) 0x40 )
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83 #define partstOUTPUT_7 ( ( unsigned char ) 0x80 )
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85 /*-----------------------------------------------------------
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86 * Simple parallel port IO routines.
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87 *-----------------------------------------------------------*/
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89 void vParTestInitialise( void )
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91 unsigned char ucOriginalSFRPage;
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93 /* Remember the SFR page before it is changed so it can get set back
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94 before the function exits. */
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95 ucOriginalSFRPage = SFRPAGE;
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97 /* Setup the SFR page to access the config SFR's. */
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98 SFRPAGE = CONFIG_PAGE;
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100 /* Set the on board LED to push pull. */
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101 P3MDOUT |= partstPUSH_PULL;
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103 /* Return the SFR page. */
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104 SFRPAGE = ucOriginalSFRPage;
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106 P3 = partstALL_OUTPUTS_OFF;
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108 /*-----------------------------------------------------------*/
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110 void vParTestSetLED( unsigned portBASE_TYPE uxLED, portBASE_TYPE xValue )
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112 portBASE_TYPE xError = pdFALSE;
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116 if( xValue == pdFALSE )
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120 case 0 : P3 |= partstOUTPUT_0;
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122 case 1 : P3 |= partstOUTPUT_1;
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124 case 2 : P3 |= partstOUTPUT_2;
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126 case 3 : P3 |= partstOUTPUT_3;
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128 case 4 : P3 |= partstOUTPUT_4;
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130 case 5 : P3 |= partstOUTPUT_5;
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132 case 6 : P3 |= partstOUTPUT_6;
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134 case 7 : P3 |= partstOUTPUT_7;
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136 default : /* There are no other LED's wired in. */
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145 case 0 : P3 &= ~partstOUTPUT_0;
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147 case 1 : P3 &= ~partstOUTPUT_1;
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149 case 2 : P3 &= ~partstOUTPUT_2;
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151 case 3 : P3 &= ~partstOUTPUT_3;
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153 case 4 : P3 &= ~partstOUTPUT_4;
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155 case 5 : P3 &= ~partstOUTPUT_5;
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157 case 6 : P3 &= ~partstOUTPUT_6;
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159 case 7 : P3 &= ~partstOUTPUT_7;
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161 default : /* There are no other LED's wired in. */
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168 /*-----------------------------------------------------------*/
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170 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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172 unsigned char ucBit;
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173 portBASE_TYPE xError = pdFALSE;
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179 case 0 : ucBit = partstOUTPUT_0;
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181 case 1 : ucBit = partstOUTPUT_1;
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183 case 2 : ucBit = partstOUTPUT_2;
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185 case 3 : ucBit = partstOUTPUT_3;
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187 case 4 : ucBit = partstOUTPUT_4;
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189 case 5 : ucBit = partstOUTPUT_5;
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191 case 6 : ucBit = partstOUTPUT_6;
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193 case 7 : ucBit = partstOUTPUT_7;
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195 default : /* There are no other LED's wired in. */
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200 if( xError != pdTRUE )
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