2 FreeRTOS.org V5.1.0 - 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 /* Library includes. */
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53 /* Scheduler includes. */
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54 #include "FreeRTOS.h"
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56 /* Demo application includes. */
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57 #include "partest.h"
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59 /*-----------------------------------------------------------
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60 * Simple parallel port IO routines for the LED's - which are
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61 * connected to the second nibble of GPIO port 1.
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62 *-----------------------------------------------------------*/
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64 #define partstLED_3 0x0080
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65 #define partstLED_2 0x0040
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66 #define partstLED_1 0x0020
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67 #define partstLED_0 0x0010
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68 #define partstON_BOARD 0x0100 /* The LED built onto the KickStart board. */
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70 #define partstALL_LEDs ( partstLED_0 | partstLED_1 | partstLED_2 | partstLED_3 | partstON_BOARD )
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72 #define partstFIRST_LED_BIT 4
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74 /* This demo application uses files that are common to all port demo
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75 applications. These files assume 6 LED's are available, whereas I have
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76 only 5 (including the LED built onto the development board). To prevent
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77 two tasks trying to use the same LED a bit of remapping is performed.
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78 The ComTest tasks will try and use LED's 6 and 7. LED 6 is ignored and
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79 has no effect, LED 7 is mapped to LED3. The LED usage is described in
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80 the port documentation available from the FreeRTOS.org WEB site. */
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81 #define partstCOM_TEST_LED 7
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82 #define partstRX_CHAR_LED 3
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84 /*-----------------------------------------------------------*/
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86 void vParTestInitialise( void )
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88 /* Configure the bits used to flash LED's on port 1 as output. */
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89 GPIO_Config(GPIO1, partstALL_LEDs, GPIO_OUT_OD);
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91 /*-----------------------------------------------------------*/
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93 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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95 if( uxLED == partstCOM_TEST_LED )
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97 /* Remap as described above. */
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98 uxLED = partstRX_CHAR_LED;
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101 /* Adjust the LED value to map to the port pins actually being used,
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102 then write the required value to the port. */
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103 uxLED += partstFIRST_LED_BIT;
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104 GPIO_BitWrite( GPIO1, uxLED, !xValue );
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106 /*-----------------------------------------------------------*/
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108 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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110 if( uxLED == partstCOM_TEST_LED )
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112 /* Remap as described above. */
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113 uxLED = partstRX_CHAR_LED;
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116 /* Adjust the LED value to map to the port pins actually being used,
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117 then write the opposite value to the current state to the port pin. */
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118 uxLED += partstFIRST_LED_BIT;
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119 GPIO_BitWrite(GPIO1, uxLED, ~GPIO_BitRead( GPIO1, uxLED ) );
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