/* FreeRTOS V8.2.3 - Copyright (C) 2015 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! */ #include #include "FreeRTOS.h" #include "task.h" #include "partest.h" #define partstPUSH_PULL ( ( unsigned char ) 0xff ) #define partstALL_OUTPUTS_OFF ( ( unsigned char ) 0xff ) /* LED to output is dependent on how the LED's are wired. */ #define partstOUTPUT_0 ( ( unsigned char ) 0x02 ) #define partstOUTPUT_1 ( ( unsigned char ) 0x08 ) #define partstOUTPUT_2 ( ( unsigned char ) 0x20 ) #define partstOUTPUT_3 ( ( unsigned char ) 0x01 ) #define partstOUTPUT_4 ( ( unsigned char ) 0x04 ) #define partstOUTPUT_5 ( ( unsigned char ) 0x10 ) #define partstOUTPUT_6 ( ( unsigned char ) 0x40 ) #define partstOUTPUT_7 ( ( unsigned char ) 0x80 ) /*----------------------------------------------------------- * Simple parallel port IO routines. *-----------------------------------------------------------*/ void vParTestInitialise( void ) { unsigned char ucOriginalSFRPage; /* Remember the SFR page before it is changed so it can get set back before the function exits. */ ucOriginalSFRPage = SFRPAGE; /* Setup the SFR page to access the config SFR's. */ SFRPAGE = CONFIG_PAGE; /* Set the on board LED to push pull. */ P3MDOUT |= partstPUSH_PULL; /* Return the SFR page. */ SFRPAGE = ucOriginalSFRPage; P3 = partstALL_OUTPUTS_OFF; } /*-----------------------------------------------------------*/ void vParTestSetLED( unsigned portBASE_TYPE uxLED, portBASE_TYPE xValue ) { portBASE_TYPE xError = pdFALSE; vTaskSuspendAll(); { if( xValue == pdFALSE ) { switch( uxLED ) { case 0 : P3 |= partstOUTPUT_0; break; case 1 : P3 |= partstOUTPUT_1; break; case 2 : P3 |= partstOUTPUT_2; break; case 3 : P3 |= partstOUTPUT_3; break; case 4 : P3 |= partstOUTPUT_4; break; case 5 : P3 |= partstOUTPUT_5; break; case 6 : P3 |= partstOUTPUT_6; break; case 7 : P3 |= partstOUTPUT_7; break; default : /* There are no other LED's wired in. */ xError = pdTRUE; break; } } else { switch( uxLED ) { case 0 : P3 &= ~partstOUTPUT_0; break; case 1 : P3 &= ~partstOUTPUT_1; break; case 2 : P3 &= ~partstOUTPUT_2; break; case 3 : P3 &= ~partstOUTPUT_3; break; case 4 : P3 &= ~partstOUTPUT_4; break; case 5 : P3 &= ~partstOUTPUT_5; break; case 6 : P3 &= ~partstOUTPUT_6; break; case 7 : P3 &= ~partstOUTPUT_7; break; default : /* There are no other LED's wired in. */ break; } } } xTaskResumeAll(); } /*-----------------------------------------------------------*/ void vParTestToggleLED( unsigned portBASE_TYPE uxLED ) { unsigned char ucBit; portBASE_TYPE xError = pdFALSE; vTaskSuspendAll(); { switch( uxLED ) { case 0 : ucBit = partstOUTPUT_0; break; case 1 : ucBit = partstOUTPUT_1; break; case 2 : ucBit = partstOUTPUT_2; break; case 3 : ucBit = partstOUTPUT_3; break; case 4 : ucBit = partstOUTPUT_4; break; case 5 : ucBit = partstOUTPUT_5; break; case 6 : ucBit = partstOUTPUT_6; break; case 7 : ucBit = partstOUTPUT_7; break; default : /* There are no other LED's wired in. */ xError = pdTRUE; break; } if( xError != pdTRUE ) { if( P3 & ucBit ) { P3 &= ~ucBit; } else { P3 |= ucBit; } } } xTaskResumeAll(); }