2 * FreeRTOS Kernel V10.1.0
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3 * Copyright (C) 2017 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 /* Library includes. */
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29 #include "75x_GPIO.h"
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30 #include "75x_map.h"
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32 /* Scheduler includes. */
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33 #include "FreeRTOS.h"
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35 /* Demo application includes. */
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36 #include "partest.h"
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38 /*-----------------------------------------------------------
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39 * Simple parallel port IO routines for the LED's
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40 *-----------------------------------------------------------*/
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42 #define partstNUM_LEDS 4
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44 typedef struct GPIOMAP
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46 GPIO_TypeDef *pxPort;
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47 unsigned long ulPin;
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48 unsigned long ulValue;
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51 static GPIO_MAP xLEDMap[ partstNUM_LEDS ] =
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53 { ( GPIO_TypeDef * )GPIO1_BASE, GPIO_Pin_1, 0UL },
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54 { ( GPIO_TypeDef * )GPIO0_BASE, GPIO_Pin_16, 0UL },
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55 { ( GPIO_TypeDef * )GPIO2_BASE, GPIO_Pin_18, 0UL },
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56 { ( GPIO_TypeDef * )GPIO2_BASE, GPIO_Pin_19, 0UL }
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59 /*-----------------------------------------------------------*/
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61 void vParTestInitialise( void )
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63 GPIO_InitTypeDef GPIO_InitStructure ;
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65 /* Configure the bits used to flash LED's on port 1 as output. */
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67 /* Configure LED3 */
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68 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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69 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_16;
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70 GPIO_Init(GPIO0,&GPIO_InitStructure);
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72 /* Configure LED2 */
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73 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
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74 GPIO_Init(GPIO1, &GPIO_InitStructure);
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76 /* Configure LED4 and LED5 */
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77 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_18 | GPIO_Pin_19;
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78 GPIO_Init(GPIO2, &GPIO_InitStructure);
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80 vParTestSetLED( 0, 0 );
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81 vParTestSetLED( 1, 0 );
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82 vParTestSetLED( 2, 0 );
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83 vParTestSetLED( 3, 0 );
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85 /*-----------------------------------------------------------*/
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87 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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89 if( uxLED < partstNUM_LEDS )
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91 portENTER_CRITICAL();
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95 GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET );
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96 xLEDMap[ uxLED ].ulValue = 0;
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100 GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET );
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101 xLEDMap[ uxLED ].ulValue = 1;
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104 portEXIT_CRITICAL();
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107 /*-----------------------------------------------------------*/
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109 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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111 if( uxLED < partstNUM_LEDS )
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113 portENTER_CRITICAL();
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115 if( xLEDMap[ uxLED ].ulValue == 1 )
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117 GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET );
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118 xLEDMap[ uxLED ].ulValue = 0;
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122 GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET );
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123 xLEDMap[ uxLED ].ulValue = 1;
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126 portEXIT_CRITICAL();
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