2 * FreeRTOS Kernel V10.3.0
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3 * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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5 * Permission is hereby granted, free of charge, to any person obtaining a copy of
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6 * this software and associated documentation files (the "Software"), to deal in
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7 * the Software without restriction, including without limitation the rights to
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8 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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9 * the Software, and to permit persons to whom the Software is furnished to do so,
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10 * subject to the following conditions:
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12 * The above copyright notice and this permission notice shall be included in all
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13 * copies or substantial portions of the Software.
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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17 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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18 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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19 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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20 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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22 * http://www.FreeRTOS.org
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23 * http://aws.amazon.com/freertos
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25 * 1 tab == 4 spaces!
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28 /*-----------------------------------------------------------
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29 * Simple GPIO (parallel port) IO routines.
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30 *-----------------------------------------------------------*/
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32 /* Kernel includes. */
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33 #include "FreeRTOS.h"
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36 /* Standard demo include. */
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37 #include "partest.h"
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39 /* Freescale includes. */
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42 /* Only the LEDs on one of the two seven segment displays are used. */
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43 #define partstMAX_LEDS 4
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45 /* The bits used to control the LEDs on the TWR-K60N512. */
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46 const unsigned long ulLEDs[ partstMAX_LEDS ] = { ( 1UL << 10UL ), ( 1UL << 29UL ), ( 1UL << 28UL ), ( 1UL << 11UL ) };
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48 /*-----------------------------------------------------------*/
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50 void vParTestInitialise( void )
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52 /* Set PTA10, PTA11, PTA28, and PTA29 (connected to LED's) for GPIO
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54 PORTA_PCR10 = ( 0 | PORT_PCR_MUX( 1 ) );
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55 PORTA_PCR11 = ( 0 | PORT_PCR_MUX( 1 ) );
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56 PORTA_PCR28 = ( 0 | PORT_PCR_MUX( 1 ) );
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57 PORTA_PCR29 = ( 0 | PORT_PCR_MUX( 1 ) );
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59 /* Change PTA10, PTA11, PTA28, PTA29 to outputs. */
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60 GPIOA_PDDR=GPIO_PDDR_PDD( ulLEDs[ 0 ] | ulLEDs[ 1 ] | ulLEDs[ 2 ] | ulLEDs[ 3 ] );
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62 /* Start with LEDs off. */
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65 /*-----------------------------------------------------------*/
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67 void vParTestSetLED( unsigned long ulLED, signed portBASE_TYPE xValue )
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69 if( ulLED < partstMAX_LEDS )
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71 if( xValue == pdTRUE )
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73 GPIOA_PCOR = ulLEDs[ ulLED ];
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77 GPIOA_PSOR = ulLEDs[ ulLED ];
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81 /*-----------------------------------------------------------*/
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83 void vParTestToggleLED( unsigned long ulLED )
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85 if( ulLED < partstMAX_LEDS )
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87 GPIOA_PTOR = ulLEDs[ ulLED ];
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90 /*-----------------------------------------------------------*/
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92 long lParTestGetLEDState( unsigned long ulLED )
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94 long lReturn = pdFALSE;
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96 if( ulLED < partstMAX_LEDS )
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98 lReturn = GPIOA_PDOR & ulLEDs[ ulLED ];
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