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/*
* FreeRTOS Kernel V10.4.1
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* http://www.FreeRTOS.org
* http://aws.amazon.com/freertos
*
* 1 tab == 4 spaces!
*/
/* Scheduler includes. */
#include "FreeRTOS.h"
/* Demo app includes. */
#include "partest.h"
#define ptOUTPUT 0
#define ptALL_OFF 0
/*-----------------------------------------------------------
* Simple parallel port IO routines.
*-----------------------------------------------------------*/
void vParTestInitialise( void )
{
/* The explorer 16 board has LED's on port A. All bits are set as output
so PORTA is read-modified-written directly. */
TRISA = ptOUTPUT;
PORTA = ptALL_OFF;
}
/*-----------------------------------------------------------*/
void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
unsigned portBASE_TYPE uxLEDBit;
/* Which port A bit is being modified? */
uxLEDBit = 1 << uxLED;
if( xValue )
{
/* Turn the LED on. */
portENTER_CRITICAL();
{
PORTA |= uxLEDBit;
}
portEXIT_CRITICAL();
}
else
{
/* Turn the LED off. */
portENTER_CRITICAL();
{
PORTA &= ~uxLEDBit;
}
portEXIT_CRITICAL();
}
}
/*-----------------------------------------------------------*/
void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
unsigned portBASE_TYPE uxLEDBit;
uxLEDBit = 1 << uxLED;
portENTER_CRITICAL();
{
/* If the LED is already on - turn it off. If the LED is already
off, turn it on. */
if( PORTA & uxLEDBit )
{
PORTA &= ~uxLEDBit;
}
else
{
PORTA |= uxLEDBit;
}
}
portEXIT_CRITICAL();
}
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