/* | |
FreeRTOS V9.0.0 - 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; | |
} | |
} |