/* FreeRTOS V7.5.3 - Copyright (C) 2013 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! */ #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(); }