/* | |
FreeRTOS V8.0.1 - Copyright (C) 2014 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 "FreeRTOS.h" | |
#include "Task.h" | |
#include "gio.h" | |
#include "het.h" | |
/* | |
* Task that flashes the LEDS on the USB stick. | |
* | |
* This task is also run in Thumb mode to test the ARM/THUMB context switch | |
*/ | |
#pragma TASK(vLedTask) | |
#pragma CODE_STATE(vLedTask, 16) | |
void vLedTask(void *pvParameters) | |
{ | |
unsigned led = 0; | |
unsigned count = 0; | |
unsigned colour = 0; | |
/* Initalise the IO ports that drive the LEDs */ | |
gioSetDirection(hetPORT, 0xFFFFFFFF); | |
/* switch all leds off */ | |
gioSetPort(hetPORT, 0x08110034); | |
for(;;) | |
{ | |
/* toggle on/off */ | |
led ^= 1; | |
/* switch TOP row */ | |
gioSetBit(hetPORT, 25, led); | |
gioSetBit(hetPORT, 18, led); | |
gioSetBit(hetPORT, 29, led); | |
/* switch BOTTOM row */ | |
gioSetBit(hetPORT, 17, led ^ 1); | |
gioSetBit(hetPORT, 31, led ^ 1); | |
gioSetBit(hetPORT, 0, led ^ 1); | |
vTaskDelay(500); | |
if (++count > 5) | |
{ | |
count = 0; | |
/* both leds to off */ | |
gioSetBit(hetPORT, 2, 1); gioSetBit(hetPORT, 5, 1); gioSetBit(hetPORT, 20, 1); | |
gioSetBit(hetPORT, 4, 1); gioSetBit(hetPORT, 27, 1); gioSetBit(hetPORT, 16, 1); | |
switch(colour) | |
{ | |
case 0: | |
gioSetBit(hetPORT, 2, 0); /* red */ | |
gioSetBit(hetPORT, 4, 0); | |
colour++; | |
continue; | |
case 1: | |
gioSetBit(hetPORT, 5, 0); /* blue */ | |
gioSetBit(hetPORT, 27, 0); | |
colour++; | |
continue; | |
case 2: | |
gioSetBit(hetPORT, 20, 0); /* green */ | |
gioSetBit(hetPORT, 16, 0); | |
colour++; | |
continue; | |
} | |
colour = 0; | |
} | |
} | |
} | |