git.sur5r.net Git - freertos/blob - FreeRTOS/Demo/MB96350_Softune_Dice_Kit/ParTest/ParTest.c

   1 /*\r
   2     FreeRTOS V7.2.0 - Copyright (C) 2012 Real Time Engineers Ltd.\r
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   5     ***************************************************************************\r
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  23 \r
  24 \r
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  52 \r
  53     \r
  54     http://www.FreeRTOS.org - Documentation, training, latest information, \r
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  65 */\r
  66 \r
  67 /*-----------------------------------------------------------\r
  68  * Simple parallel port IO routines.\r
  69  *-----------------------------------------------------------*/\r
  70 \r
  71 /* FreeRTOS includes. */\r
  72 #include "FreeRTOS.h"\r
  73 #include "task.h"\r
  74 \r
  75 /* Demo includes. */\r
  76 #include "partest.h"\r
  77 \r
  78 #define partstTOTAL_NUM_LEDs            16\r
  79 #define partstNUM_LEDs_PER_DISPLAY      8\r
  80 \r
  81 volatile unsigned char *pucDisplayOutput[ 2 ] = { ( unsigned portCHAR * ) 3, ( unsigned portCHAR * ) 5 };\r
  82 \r
  83 void vParTestInitialise( void )\r
  84 {\r
  85         /* In this case all the initialisation is performed in prvSetupHardware()\r
  86         in main.c. */   \r
  87 }\r
  88 /*-----------------------------------------------------------*/\r
  89 \r
  90 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
  91 {\r
  92 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
  93 \r
  94         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
  95         {\r
  96                 uxLEDMask <<= uxLED;\r
  97                 \r
  98                 taskENTER_CRITICAL();\r
  99                 {\r
 100                         if( xValue )\r
 101                         {\r
 102                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
 103                         }\r
 104                         else\r
 105                         {\r
 106                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;                            \r
 107                         }\r
 108                 }\r
 109                 taskEXIT_CRITICAL();\r
 110         }\r
 111         else if( uxLED < partstTOTAL_NUM_LEDs )\r
 112         {\r
 113                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
 114 \r
 115                 uxLEDMask <<= uxLED;\r
 116                 \r
 117                 taskENTER_CRITICAL();\r
 118                 {\r
 119                         if( xValue )\r
 120                         {\r
 121                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 122                         }\r
 123                         else\r
 124                         {\r
 125                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;                            \r
 126                         }\r
 127                 }\r
 128                 taskEXIT_CRITICAL();\r
 129         }\r
 130 }\r
 131 /*-----------------------------------------------------------*/\r
 132 \r
 133 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
 134 {\r
 135 unsigned portBASE_TYPE uxLEDMask = 0x01;\r
 136 \r
 137         if( uxLED < partstNUM_LEDs_PER_DISPLAY )\r
 138         {\r
 139                 uxLEDMask <<= uxLED;\r
 140                 \r
 141                 taskENTER_CRITICAL();\r
 142                 {\r
 143                         if( *pucDisplayOutput[ 0 ] & uxLEDMask )\r
 144                         {\r
 145                                 *pucDisplayOutput[ 0 ] &= ~uxLEDMask;\r
 146                         }\r
 147                         else\r
 148                         {\r
 149                                 *pucDisplayOutput[ 0 ] |= uxLEDMask;\r
 150                         }\r
 151                 }\r
 152                 taskEXIT_CRITICAL();\r
 153         }\r
 154         else if( uxLED < partstTOTAL_NUM_LEDs )\r
 155         {\r
 156                 uxLED -= partstNUM_LEDs_PER_DISPLAY;\r
 157 \r
 158                 uxLEDMask <<= uxLED;\r
 159                 \r
 160                 taskENTER_CRITICAL();\r
 161                 {\r
 162                         if( *pucDisplayOutput[ 1 ] & uxLEDMask )\r
 163                         {\r
 164                                 *pucDisplayOutput[ 1 ] &= ~uxLEDMask;\r
 165                         }\r
 166                         else\r
 167                         {\r
 168                                 *pucDisplayOutput[ 1 ] |= uxLEDMask;\r
 169                         }\r
 170                 }\r
 171                 taskEXIT_CRITICAL();\r
 172         }\r
 173 }\r
 174 \r
 175 \r
 176 \r
 177 \r