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/*
* FreeRTOS Kernel V10.3.0
* 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!
*/
/* Library includes. */
#include "GPIO.h"
/* Scheduler includes. */
#include "FreeRTOS.h"
/* Demo application includes. */
#include "partest.h"
/*-----------------------------------------------------------
* Simple parallel port IO routines for the LED's - which are
* connected to the second nibble of GPIO port 1.
*-----------------------------------------------------------*/
#define partstLED_3 0x0080
#define partstLED_2 0x0040
#define partstLED_1 0x0020
#define partstLED_0 0x0010
#define partstON_BOARD 0x0100 /* The LED built onto the KickStart board. */
#define partstALL_LEDs ( partstLED_0 | partstLED_1 | partstLED_2 | partstLED_3 | partstON_BOARD )
#define partstFIRST_LED_BIT 4
/* This demo application uses files that are common to all port demo
applications. These files assume 6 LED's are available, whereas I have
only 5 (including the LED built onto the development board). To prevent
two tasks trying to use the same LED a bit of remapping is performed.
The ComTest tasks will try and use LED's 6 and 7. LED 6 is ignored and
has no effect, LED 7 is mapped to LED3. The LED usage is described in
the port documentation available from the FreeRTOS.org WEB site. */
#define partstCOM_TEST_LED 7
#define partstRX_CHAR_LED 3
/*-----------------------------------------------------------*/
void vParTestInitialise( void )
{
/* Configure the bits used to flash LED's on port 1 as output. */
GPIO_Config(GPIO1, partstALL_LEDs, GPIO_OUT_OD);
}
/*-----------------------------------------------------------*/
void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
{
if( uxLED == partstCOM_TEST_LED )
{
/* Remap as described above. */
uxLED = partstRX_CHAR_LED;
}
/* Adjust the LED value to map to the port pins actually being used,
then write the required value to the port. */
uxLED += partstFIRST_LED_BIT;
GPIO_BitWrite( GPIO1, uxLED, !xValue );
}
/*-----------------------------------------------------------*/
void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
{
if( uxLED == partstCOM_TEST_LED )
{
/* Remap as described above. */
uxLED = partstRX_CHAR_LED;
}
/* Adjust the LED value to map to the port pins actually being used,
then write the opposite value to the current state to the port pin. */
uxLED += partstFIRST_LED_BIT;
GPIO_BitWrite(GPIO1, uxLED, ~GPIO_BitRead( GPIO1, uxLED ) );
}
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