/* | |
FreeRTOS.org V5.4.0 - 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 (version 2) as published | |
by the Free Software Foundation and modified by the FreeRTOS exception. | |
**NOTE** The exception to the GPL is included to allow you to distribute a | |
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the source code for any proprietary components. Alternative commercial | |
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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 | |
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*************************************************************************** | |
* * | |
* 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. * | |
* * | |
*************************************************************************** | |
1 tab == 4 spaces! | |
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(); | |
} | |
/*-----------------------------------------------------------*/ | |