/* | |
FreeRTOS V9.0.1 - Copyright (C) 2017 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! | |
*/ | |
/* Library includes. */ | |
#include "GPIO.h" | |
/* Scheduler includes. */ | |
#include "FreeRTOS.h" | |
/* Demo application includes. */ | |
#include "partest.h" | |
/*----------------------------------------------------------- | |
* Simple parallel port IO routines for the LED's - which are | |
* connected to the second nibble of GPIO port 1. | |
*-----------------------------------------------------------*/ | |
#define partstLED_3 0x0080 | |
#define partstLED_2 0x0040 | |
#define partstLED_1 0x0020 | |
#define partstLED_0 0x0010 | |
#define partstON_BOARD 0x0100 /* The LED built onto the KickStart board. */ | |
#define partstALL_LEDs ( partstLED_0 | partstLED_1 | partstLED_2 | partstLED_3 | partstON_BOARD ) | |
#define partstFIRST_LED_BIT 4 | |
/* This demo application uses files that are common to all port demo | |
applications. These files assume 6 LED's are available, whereas I have | |
only 5 (including the LED built onto the development board). To prevent | |
two tasks trying to use the same LED a bit of remapping is performed. | |
The ComTest tasks will try and use LED's 6 and 7. LED 6 is ignored and | |
has no effect, LED 7 is mapped to LED3. The LED usage is described in | |
the port documentation available from the FreeRTOS.org WEB site. */ | |
#define partstCOM_TEST_LED 7 | |
#define partstRX_CHAR_LED 3 | |
/*-----------------------------------------------------------*/ | |
void vParTestInitialise( void ) | |
{ | |
/* Configure the bits used to flash LED's on port 1 as output. */ | |
GPIO_Config(GPIO1, partstALL_LEDs, GPIO_OUT_OD); | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue ) | |
{ | |
if( uxLED == partstCOM_TEST_LED ) | |
{ | |
/* Remap as described above. */ | |
uxLED = partstRX_CHAR_LED; | |
} | |
/* Adjust the LED value to map to the port pins actually being used, | |
then write the required value to the port. */ | |
uxLED += partstFIRST_LED_BIT; | |
GPIO_BitWrite( GPIO1, uxLED, !xValue ); | |
} | |
/*-----------------------------------------------------------*/ | |
void vParTestToggleLED( unsigned portBASE_TYPE uxLED ) | |
{ | |
if( uxLED == partstCOM_TEST_LED ) | |
{ | |
/* Remap as described above. */ | |
uxLED = partstRX_CHAR_LED; | |
} | |
/* Adjust the LED value to map to the port pins actually being used, | |
then write the opposite value to the current state to the port pin. */ | |
uxLED += partstFIRST_LED_BIT; | |
GPIO_BitWrite(GPIO1, uxLED, ~GPIO_BitRead( GPIO1, uxLED ) ); | |
} | |