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/*
FreeRTOS.org V5.1.2 - Copyright (C) 2003-2009 Richard Barry.
This file is part of the FreeRTOS.org distribution.
FreeRTOS.org is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
FreeRTOS.org 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. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with FreeRTOS.org; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
A special exception to the GPL can be applied should you wish to distribute
a combined work that includes FreeRTOS.org, without being obliged to provide
the source code for any proprietary components. See the licensing section
of http://www.FreeRTOS.org for full details of how and when the exception
can be applied.
***************************************************************************
***************************************************************************
* *
* Get the FreeRTOS eBook! See http://www.FreeRTOS.org/Documentation *
* *
* This is a concise, step by step, 'hands on' guide that describes both *
* general multitasking concepts and FreeRTOS specifics. It presents and *
* explains numerous examples that are written using the FreeRTOS API. *
* Full source code for all the examples is provided in an accompanying *
* .zip file. *
* *
***************************************************************************
***************************************************************************
Please ensure to read the configuration and relevant port sections of the
online documentation.
http://www.FreeRTOS.org - Documentation, latest information, license and
contact details.
http://www.SafeRTOS.com - A version that is certified for use in safety
critical systems.
http://www.OpenRTOS.com - Commercial support, development, porting,
licensing and training services.
*/
/*-----------------------------------------------------------
* Simple parallel port IO routines.
*-----------------------------------------------------------*/
/* FreeRTOS.org includes. */
#include "FreeRTOS.h"
#include "task.h"
#include "partest.h"
/* Library includes. */
#include "stm32f10x_lib.h"
#define partstMAX_OUTPUT_LED ( 4 )
#define partstFIRST_LED GPIO_Pin_6
static unsigned portSHORT usOutputValue = 0;
/*-----------------------------------------------------------*/
void vParTestInitialise( void )
{
GPIO_InitTypeDef GPIO_InitStructure;
/* Configure PC.06, PC.07, PC.08 and PC.09 as output push-pull */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init( GPIOC, &GPIO_InitStructure );
}
/*-----------------------------------------------------------*/
void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
unsigned portSHORT usBit;
vTaskSuspendAll();
{
if( uxLED < partstMAX_OUTPUT_LED )
{
usBit = partstFIRST_LED << uxLED;
if( xValue == pdFALSE )
{
usBit ^= ( unsigned portSHORT ) 0xffff;
usOutputValue &= usBit;
}
else
{
usOutputValue |= usBit;
}
GPIO_Write( GPIOC, usOutputValue );
}
}
xTaskResumeAll();
}
/*-----------------------------------------------------------*/
void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
unsigned portSHORT usBit;
vTaskSuspendAll();
{
if( uxLED < partstMAX_OUTPUT_LED )
{
usBit = partstFIRST_LED << uxLED;
if( usOutputValue & usBit )
{
usOutputValue &= ~usBit;
}
else
{
usOutputValue |= usBit;
}
GPIO_Write( GPIOC, usOutputValue );
}
}
xTaskResumeAll();
}
/*-----------------------------------------------------------*/
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