mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-11-03 18:22:45 -05:00
149 lines
5.5 KiB
C
149 lines
5.5 KiB
C
/*
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FreeRTOS V8.0.1 - Copyright (C) 2014 Real Time Engineers Ltd.
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All rights reserved
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VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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***************************************************************************
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* *
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* FreeRTOS provides completely free yet professionally developed, *
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* robust, strictly quality controlled, supported, and cross *
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* platform software that has become a de facto standard. *
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* *
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* Help yourself get started quickly and support the FreeRTOS *
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* project by purchasing a FreeRTOS tutorial book, reference *
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* manual, or both from: http://www.FreeRTOS.org/Documentation *
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* *
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* Thank you! *
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* *
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***************************************************************************
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This file is part of the FreeRTOS distribution.
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FreeRTOS is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License (version 2) as published by the
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Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.
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>>! NOTE: The modification to the GPL is included to allow you to !<<
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>>! distribute a combined work that includes FreeRTOS without being !<<
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>>! obliged to provide the source code for proprietary components !<<
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>>! outside of the FreeRTOS kernel. !<<
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FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. Full license text is available from the following
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link: http://www.freertos.org/a00114.html
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1 tab == 4 spaces!
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***************************************************************************
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* *
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* Having a problem? Start by reading the FAQ "My application does *
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* not run, what could be wrong?" *
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* *
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* http://www.FreeRTOS.org/FAQHelp.html *
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* *
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***************************************************************************
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http://www.FreeRTOS.org - Documentation, books, training, latest versions,
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license and Real Time Engineers Ltd. contact details.
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http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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compatible FAT file system, and our tiny thread aware UDP/IP stack.
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http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
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Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
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licenses offer ticketed support, indemnification and middleware.
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http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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engineered and independently SIL3 certified version for use in safety and
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mission critical applications that require provable dependability.
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1 tab == 4 spaces!
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*/
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/*-----------------------------------------------------------
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* Simple parallel port IO routines.
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*-----------------------------------------------------------*/
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/* FreeRTOS.org includes. */
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#include "FreeRTOS.h"
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#include "task.h"
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#include "partest.h"
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/* Library includes. */
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#include "stm32f10x_lib.h"
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#define partstMAX_OUTPUT_LED ( 4 )
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#define partstFIRST_LED GPIO_Pin_6
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static unsigned short usOutputValue = 0;
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/*-----------------------------------------------------------*/
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void vParTestInitialise( void )
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{
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GPIO_InitTypeDef GPIO_InitStructure;
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/* Configure PC.06, PC.07, PC.08 and PC.09 as output push-pull */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_Init( GPIOC, &GPIO_InitStructure );
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}
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/*-----------------------------------------------------------*/
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void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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{
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unsigned short usBit;
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vTaskSuspendAll();
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{
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if( uxLED < partstMAX_OUTPUT_LED )
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{
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usBit = partstFIRST_LED << uxLED;
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if( xValue == pdFALSE )
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{
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usBit ^= ( unsigned short ) 0xffff;
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usOutputValue &= usBit;
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}
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else
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{
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usOutputValue |= usBit;
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}
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GPIO_Write( GPIOC, usOutputValue );
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}
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}
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xTaskResumeAll();
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}
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/*-----------------------------------------------------------*/
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void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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{
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unsigned short usBit;
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vTaskSuspendAll();
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{
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if( uxLED < partstMAX_OUTPUT_LED )
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{
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usBit = partstFIRST_LED << uxLED;
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if( usOutputValue & usBit )
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{
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usOutputValue &= ~usBit;
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}
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else
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{
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usOutputValue |= usBit;
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}
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GPIO_Write( GPIOC, usOutputValue );
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}
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}
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xTaskResumeAll();
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}
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/*-----------------------------------------------------------*/
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