/* | |
FreeRTOS.org V5.2.0 - 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. | |
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 is included to allow you 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. | |
*************************************************************************** | |
* * | |
* 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. | |
*/ | |
/* Library includes. */ | |
#include "75x_GPIO.h" | |
#include "75x_map.h" | |
/* Scheduler includes. */ | |
#include "FreeRTOS.h" | |
/* Demo application includes. */ | |
#include "partest.h" | |
/*----------------------------------------------------------- | |
* Simple parallel port IO routines for the LED's | |
*-----------------------------------------------------------*/ | |
#define partstNUM_LEDS 4 | |
typedef struct GPIOMAP | |
{ | |
GPIO_TypeDef *pxPort; | |
unsigned portLONG ulPin; | |
unsigned portLONG ulValue; | |
} GPIO_MAP; | |
static GPIO_MAP xLEDMap[ partstNUM_LEDS ] = | |
{ | |
{ ( GPIO_TypeDef * )GPIO1_BASE, GPIO_Pin_1, 0UL }, | |
{ ( GPIO_TypeDef * )GPIO0_BASE, GPIO_Pin_16, 0UL }, | |
{ ( GPIO_TypeDef * )GPIO2_BASE, GPIO_Pin_18, 0UL }, | |
{ ( GPIO_TypeDef * )GPIO2_BASE, GPIO_Pin_19, 0UL } | |
}; | |
/*-----------------------------------------------------------*/ | |
void vParTestInitialise( void ) | |
{ | |
GPIO_InitTypeDef GPIO_InitStructure ; | |
/* Configure the bits used to flash LED's on port 1 as output. */ | |
/* Configure LED3 */ | |
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; | |
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_16; | |
GPIO_Init(GPIO0,&GPIO_InitStructure); | |
/* Configure LED2 */ | |
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1; | |
GPIO_Init(GPIO1, &GPIO_InitStructure); | |
/* Configure LED4 and LED5 */ | |
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_18 | GPIO_Pin_19; | |
GPIO_Init(GPIO2, &GPIO_InitStructure); | |
vParTestSetLED( 0, 0 ); | |
vParTestSetLED( 1, 0 ); | |
vParTestSetLED( 2, 0 ); | |
vParTestSetLED( 3, 0 ); | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue ) | |
{ | |
if( uxLED < partstNUM_LEDS ) | |
{ | |
portENTER_CRITICAL(); | |
{ | |
if( xValue ) | |
{ | |
GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET ); | |
xLEDMap[ uxLED ].ulValue = 0; | |
} | |
else | |
{ | |
GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET ); | |
xLEDMap[ uxLED ].ulValue = 1; | |
} | |
} | |
portEXIT_CRITICAL(); | |
} | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestToggleLED( unsigned portBASE_TYPE uxLED ) | |
{ | |
if( uxLED < partstNUM_LEDS ) | |
{ | |
portENTER_CRITICAL(); | |
{ | |
if( xLEDMap[ uxLED ].ulValue == 1 ) | |
{ | |
GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET ); | |
xLEDMap[ uxLED ].ulValue = 0; | |
} | |
else | |
{ | |
GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET ); | |
xLEDMap[ uxLED ].ulValue = 1; | |
} | |
} | |
portEXIT_CRITICAL(); | |
} | |
} | |