text: /*
      FreeRTOS V9.0.0rc2 - Copyright (C) 2016 Real Time Engineers Ltd.
      All rights reserved
  
      VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
  
      This file is part of the FreeRTOS distribution.
  
      FreeRTOS is free software; you can redistribute it and/or modify it under
      the terms of the GNU General Public License (version 2) as published by the
      Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
  
      ***************************************************************************
      >>!   NOTE: The modification to the GPL is included to allow you to     !<<
      >>!   distribute a combined work that includes FreeRTOS without being   !<<
      >>!   obliged to provide the source code for proprietary components     !<<
      >>!   outside of the FreeRTOS kernel.                                   !<<
      ***************************************************************************
  
      FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
      WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      FOR A PARTICULAR PURPOSE.  Full license text is available on the following
      link: http://www.freertos.org/a00114.html
  
      ***************************************************************************
       *                                                                       *
       *    FreeRTOS provides completely free yet professionally developed,    *
       *    robust, strictly quality controlled, supported, and cross          *
       *    platform software that is more than just the market leader, it     *
       *    is the industry's de facto standard.                               *
       *                                                                       *
       *    Help yourself get started quickly while simultaneously helping     *
       *    to support the FreeRTOS project by purchasing a FreeRTOS           *
       *    tutorial book, reference manual, or both:                          *
       *    http://www.FreeRTOS.org/Documentation                              *
       *                                                                       *
      ***************************************************************************
  
      http://www.FreeRTOS.org/FAQHelp.html - Having a problem?  Start by reading
      the FAQ page "My application does not run, what could be wrong?".  Have you
      defined configASSERT()?
  
      http://www.FreeRTOS.org/support - In return for receiving this top quality
      embedded software for free we request you assist our global community by
      participating in the support forum.
  
      http://www.FreeRTOS.org/training - Investing in training allows your team to
      be as productive as possible as early as possible.  Now you can receive
      FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
      Ltd, and the world's leading authority on the world's leading RTOS.
  
      http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
      including FreeRTOS+Trace - an indispensable productivity tool, a DOS
      compatible FAT file system, and our tiny thread aware UDP/IP stack.
  
      http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
      Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
  
      http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
      Integrity Systems ltd. to sell under the OpenRTOS brand.  Low cost OpenRTOS
      licenses offer ticketed support, indemnification and commercial middleware.
  
      http://www.SafeRTOS.com - High Integrity Systems also provide a safety
      engineered and independently SIL3 certified version for use in safety and
      mission critical applications that require provable dependability.
  
      1 tab == 4 spaces!
  */
  
  /*-----------------------------------------------------------
   * Simple parallel port IO routines.
   *-----------------------------------------------------------*/
  
  /* FreeRTOS.org includes. */
  #include "FreeRTOS.h"
  #include "task.h"
  #include "partest.h"
  
  /* Standard includes. */
  #include <string.h>
  
  /* Library includes. */
  #include "stm32f10x_lib.h"
  
  #define partstNUM_LEDs		4
  
  /* Holds the current output state for each of the LEDs. */
  static unsigned char ucBitStates[ partstNUM_LEDs ];
  
  /* Holds the port used by each of the LEDs. */
  static GPIO_TypeDef * uxIO_Port[ partstNUM_LEDs ];
  
  /* Holds the pin used by each of the LEDs. */
  static const unsigned short uxIO_Pins[ partstNUM_LEDs ] = { GPIO_Pin_14, GPIO_Pin_13, GPIO_Pin_3, GPIO_Pin_4 };
  
  /*-----------------------------------------------------------*/
  
  void vParTestInitialise( void )
  {
  GPIO_InitTypeDef GPIO_InitStructure;
  
  	/* Configure PE14, PD13, PD3 and PD4 output push-pull */
  	GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_14;
  	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
  	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  	GPIO_Init( GPIOE, &GPIO_InitStructure );
  
  	GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_13;
  	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
  	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  	GPIO_Init( GPIOD, &GPIO_InitStructure );
  
  	GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_3 | GPIO_Pin_4;
  	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
  	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  	GPIO_Init( GPIOD, &GPIO_InitStructure );
  
  	memset( ucBitStates, 0x00, sizeof( ucBitStates ) );
  
  	uxIO_Port[ 0 ] =  GPIOE;
      uxIO_Port[ 1 ] =  GPIOD;
      uxIO_Port[ 2 ] =  GPIOD;
      uxIO_Port[ 3 ] =  GPIOD;
  }
  /*-----------------------------------------------------------*/
  
  void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
  {
  	if( uxLED < partstNUM_LEDs )
  	{
  		portENTER_CRITICAL();
  		{
  			if( xValue != pdFALSE )
  			{
  				ucBitStates[ uxLED ] = pdTRUE;
  			}
  			else
  			{
  				ucBitStates[ uxLED ] = pdFALSE;
  			}
  
              GPIO_WriteBit( uxIO_Port[ uxLED ], uxIO_Pins[ uxLED ], ucBitStates[ uxLED ] );
  		}
  		portEXIT_CRITICAL();
  	}
  }
  /*-----------------------------------------------------------*/
  
  void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
  {
  	if( uxLED < partstNUM_LEDs )
  	{
  		portENTER_CRITICAL();
  		{
  			ucBitStates[ uxLED ] = !ucBitStates[ uxLED ];
              GPIO_WriteBit( uxIO_Port[ uxLED ], uxIO_Pins[ uxLED ], ucBitStates[ uxLED ] );
  		}
  		portEXIT_CRITICAL();
  	}
  }
  /*-----------------------------------------------------------*/
  
  portBASE_TYPE xGetLEDState( unsigned portBASE_TYPE uxLED )
  {
  	if( uxLED < partstNUM_LEDs )
  	{
  		return ( portBASE_TYPE ) ucBitStates[ uxLED ];
  	}
  	else
  	{
  		return 0;
  	}
  }
  