/* | |
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! | |
*/ | |
#include <c8051f120.h> | |
#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(); | |
} | |