git.sur5r.net Git - freertos/blob - Demo/CORTEX_AT91SAM3U256_IAR/ParTest/ParTest.c

   1 /*\r
   2     FreeRTOS V6.0.0 - Copyright (C) 2009 Real Time Engineers Ltd.\r
   3 \r
   4     ***************************************************************************\r
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  23     ***************************************************************************\r
  24 \r
  25     This file is part of the FreeRTOS distribution.\r
  26 \r
  27     FreeRTOS is free software; you can redistribute it and/or modify it under\r
  28     the terms of the GNU General Public License (version 2) as published by the\r
  29     Free Software Foundation AND MODIFIED BY the FreeRTOS exception.\r
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  45     contact details.\r
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  48     critical systems.\r
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  52 */\r
  53 \r
  54 /*-----------------------------------------------------------\r
  55  * Simple IO routines to control the LEDs.\r
  56  *-----------------------------------------------------------*/\r
  57 \r
  58 /* Scheduler includes. */\r
  59 #include "FreeRTOS.h"\r
  60 #include "task.h"\r
  61 \r
  62 /* Demo includes. */\r
  63 #include "partest.h"\r
  64 \r
  65 /* Library includes. */\r
  66 #include <board.h>\r
  67 #include <pio/pio.h>\r
  68 \r
  69 #define partestNUM_LEDS ( sizeof( xLEDPins ) / sizeof( Pin ) )\r
  70 \r
  71 static const Pin xLEDPins[] = { PINS_LEDS };\r
  72 \r
  73 /*-----------------------------------------------------------*/\r
  74 \r
  75 void vParTestInitialise( void )\r
  76 {\r
  77 long l;\r
  78 \r
  79         for( l = 0; l < partestNUM_LEDS; l++ )\r
  80         {\r
  81                 PIO_Configure( &( xLEDPins[ l ] ), pdTRUE );\r
  82         }\r
  83 }\r
  84 /*-----------------------------------------------------------*/\r
  85 \r
  86 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
  87 {\r
  88         if( uxLED < partestNUM_LEDS )\r
  89         {\r
  90                 if( xValue )\r
  91                 {\r
  92                         /* Turn the LED on. */\r
  93                         portENTER_CRITICAL();\r
  94                         {\r
  95                                 if( xLEDPins[ uxLED ].type == PIO_OUTPUT_0 )\r
  96                                 {                       \r
  97                                         PIO_Set( &( xLEDPins[ uxLED ]) );\r
  98                                 }\r
  99                                 else\r
 100                                 {                       \r
 101                                         PIO_Clear( &( xLEDPins[ uxLED ] ) );\r
 102                                 }\r
 103                         }\r
 104                         portEXIT_CRITICAL();\r
 105                 }\r
 106                 else\r
 107                 {\r
 108                         /* Turn the LED off. */\r
 109                         portENTER_CRITICAL();\r
 110                         {\r
 111                                 if( xLEDPins[ uxLED ].type == PIO_OUTPUT_0 )\r
 112                                 {                       \r
 113                                         PIO_Clear( &( xLEDPins[ uxLED ] ) );\r
 114                                 }\r
 115                                 else\r
 116                                 {                       \r
 117                                         PIO_Set( &( xLEDPins[ uxLED ] ) );\r
 118                                 }\r
 119                         }\r
 120                         portEXIT_CRITICAL();\r
 121                 }\r
 122         }\r
 123 }\r
 124 /*-----------------------------------------------------------*/\r
 125 \r
 126 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
 127 {\r
 128         if( uxLED < partestNUM_LEDS )\r
 129         {\r
 130                 if( PIO_GetOutputDataStatus( &( xLEDPins[ uxLED ] ) ) )\r
 131                 {               \r
 132                         PIO_Clear( &( xLEDPins[ uxLED ] ) );\r
 133                 }\r
 134                 else\r
 135                 {               \r
 136                         PIO_Set( &( xLEDPins[ uxLED ] ) );\r
 137                 }               \r
 138         }\r
 139 }\r
 140                                                         \r
 141 \r
 142 \r