2 FreeRTOS V9.0.0 - Copyright (C) 2016 Real Time Engineers Ltd.
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5 VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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7 This file is part of the FreeRTOS distribution.
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9 FreeRTOS is free software; you can redistribute it and/or modify it under
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10 the terms of the GNU General Public License (version 2) as published by the
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11 Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
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13 ***************************************************************************
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14 >>! NOTE: The modification to the GPL is included to allow you to !<<
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15 >>! distribute a combined work that includes FreeRTOS without being !<<
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16 >>! obliged to provide the source code for proprietary components !<<
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17 >>! outside of the FreeRTOS kernel. !<<
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18 ***************************************************************************
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20 FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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21 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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22 FOR A PARTICULAR PURPOSE. Full license text is available on the following
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23 link: http://www.freertos.org/a00114.html
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25 ***************************************************************************
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27 * FreeRTOS provides completely free yet professionally developed, *
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28 * robust, strictly quality controlled, supported, and cross *
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29 * platform software that is more than just the market leader, it *
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30 * is the industry's de facto standard. *
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32 * Help yourself get started quickly while simultaneously helping *
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33 * to support the FreeRTOS project by purchasing a FreeRTOS *
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34 * tutorial book, reference manual, or both: *
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35 * http://www.FreeRTOS.org/Documentation *
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37 ***************************************************************************
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39 http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
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40 the FAQ page "My application does not run, what could be wrong?". Have you
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41 defined configASSERT()?
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43 http://www.FreeRTOS.org/support - In return for receiving this top quality
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44 embedded software for free we request you assist our global community by
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45 participating in the support forum.
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47 http://www.FreeRTOS.org/training - Investing in training allows your team to
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48 be as productive as possible as early as possible. Now you can receive
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49 FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
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50 Ltd, and the world's leading authority on the world's leading RTOS.
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52 http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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53 including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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54 compatible FAT file system, and our tiny thread aware UDP/IP stack.
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56 http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
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57 Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
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59 http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
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60 Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
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61 licenses offer ticketed support, indemnification and commercial middleware.
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63 http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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64 engineered and independently SIL3 certified version for use in safety and
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65 mission critical applications that require provable dependability.
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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 /* FreeRTOS.org includes. */
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75 #include "FreeRTOS.h"
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77 #include "partest.h"
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79 /* Standard includes. */
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82 /* Library includes. */
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83 #include "stm32f10x_lib.h"
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85 #define partstNUM_LEDs 4
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87 /* Holds the current output state for each of the LEDs. */
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88 static unsigned char ucBitStates[ partstNUM_LEDs ];
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90 /* Holds the port used by each of the LEDs. */
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91 static GPIO_TypeDef * uxIO_Port[ partstNUM_LEDs ];
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93 /* Holds the pin used by each of the LEDs. */
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94 static const unsigned short uxIO_Pins[ partstNUM_LEDs ] = { GPIO_Pin_14, GPIO_Pin_13, GPIO_Pin_3, GPIO_Pin_4 };
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96 /*-----------------------------------------------------------*/
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98 void vParTestInitialise( void )
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100 GPIO_InitTypeDef GPIO_InitStructure;
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102 /* Configure PE14, PD13, PD3 and PD4 output push-pull */
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103 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_14;
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104 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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105 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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106 GPIO_Init( GPIOE, &GPIO_InitStructure );
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108 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
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109 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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110 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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111 GPIO_Init( GPIOD, &GPIO_InitStructure );
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113 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3 | GPIO_Pin_4;
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114 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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115 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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116 GPIO_Init( GPIOD, &GPIO_InitStructure );
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118 memset( ucBitStates, 0x00, sizeof( ucBitStates ) );
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120 uxIO_Port[ 0 ] = GPIOE;
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121 uxIO_Port[ 1 ] = GPIOD;
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122 uxIO_Port[ 2 ] = GPIOD;
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123 uxIO_Port[ 3 ] = GPIOD;
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125 /*-----------------------------------------------------------*/
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127 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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129 if( uxLED < partstNUM_LEDs )
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131 portENTER_CRITICAL();
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133 if( xValue != pdFALSE )
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135 ucBitStates[ uxLED ] = pdTRUE;
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139 ucBitStates[ uxLED ] = pdFALSE;
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142 GPIO_WriteBit( uxIO_Port[ uxLED ], uxIO_Pins[ uxLED ], ucBitStates[ uxLED ] );
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144 portEXIT_CRITICAL();
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147 /*-----------------------------------------------------------*/
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149 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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151 if( uxLED < partstNUM_LEDs )
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153 portENTER_CRITICAL();
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155 ucBitStates[ uxLED ] = !ucBitStates[ uxLED ];
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156 GPIO_WriteBit( uxIO_Port[ uxLED ], uxIO_Pins[ uxLED ], ucBitStates[ uxLED ] );
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158 portEXIT_CRITICAL();
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161 /*-----------------------------------------------------------*/
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163 portBASE_TYPE xGetLEDState( unsigned portBASE_TYPE uxLED )
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165 if( uxLED < partstNUM_LEDs )
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167 return ( portBASE_TYPE ) ucBitStates[ uxLED ];
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