blob: 9e26766da42eef4c3bf7a3bf2880e90a4680fb92 [file] [log] [blame]
/*
FreeRTOS V8.0.1 - Copyright (C) 2014 Real Time Engineers Ltd.
All rights reserved
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
***************************************************************************
* *
* FreeRTOS provides completely free yet professionally developed, *
* robust, strictly quality controlled, supported, and cross *
* platform software that has become a de facto standard. *
* *
* Help yourself get started quickly and support the FreeRTOS *
* project by purchasing a FreeRTOS tutorial book, reference *
* manual, or both from: http://www.FreeRTOS.org/Documentation *
* *
* Thank you! *
* *
***************************************************************************
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 from the following
link: http://www.freertos.org/a00114.html
1 tab == 4 spaces!
***************************************************************************
* *
* Having a problem? Start by reading the FAQ "My application does *
* not run, what could be wrong?" *
* *
* http://www.FreeRTOS.org/FAQHelp.html *
* *
***************************************************************************
http://www.FreeRTOS.org - Documentation, books, training, latest versions,
license and Real Time Engineers Ltd. contact details.
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.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
licenses offer ticketed support, indemnification and 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 8
/* Holds the current output state for each of the LEDs. */
static unsigned char ucBitStates[ partstNUM_LEDs ];
/*-----------------------------------------------------------*/
void vParTestInitialise( void )
{
GPIO_InitTypeDef GPIO_InitStructure;
/* Configure PE14, PD13, PD3 and PD4 output push-pull */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init( GPIOB, &GPIO_InitStructure );
memset( ucBitStates, 0x00, sizeof( ucBitStates ) );
}
/*-----------------------------------------------------------*/
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( GPIOB, ( GPIO_Pin_8 << uxLED ), ucBitStates[ uxLED ] );
}
portEXIT_CRITICAL();
}
}
/*-----------------------------------------------------------*/
void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
if( uxLED < partstNUM_LEDs )
{
portENTER_CRITICAL();
{
ucBitStates[ uxLED ] = !ucBitStates[ uxLED ];
GPIO_WriteBit( GPIOB, ( GPIO_Pin_8 << uxLED ), ucBitStates[ uxLED ] );
}
portEXIT_CRITICAL();
}
}
/*-----------------------------------------------------------*/
portBASE_TYPE xGetLEDState( unsigned portBASE_TYPE uxLED )
{
if( uxLED < partstNUM_LEDs )
{
return ( portBASE_TYPE ) ucBitStates[ uxLED ];
}
else
{
return 0;
}
}