git.sur5r.net Git - freertos/blob - FreeRTOS/Demo/MSP430X_MSP430F5438_CCS/Demo_Source/ParTest.c

   1 /*\r
   2  * FreeRTOS Kernel V10.3.0\r
   3  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.\r
   4  *\r
   5  * Permission is hereby granted, free of charge, to any person obtaining a copy of\r
   6  * this software and associated documentation files (the "Software"), to deal in\r
   7  * the Software without restriction, including without limitation the rights to\r
   8  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\r
   9  * the Software, and to permit persons to whom the Software is furnished to do so,\r
  10  * subject to the following conditions:\r
  11  *\r
  12  * The above copyright notice and this permission notice shall be included in all\r
  13  * copies or substantial portions of the Software.\r
  14  *\r
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\r
  17  * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\r
  18  * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
  19  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
  20  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
  21  *\r
  22  * http://www.FreeRTOS.org\r
  23  * http://aws.amazon.com/freertos\r
  24  *\r
  25  * 1 tab == 4 spaces!\r
  26  */\r
  27 \r
  28 /*-----------------------------------------------------------\r
  29  * Simple parallel port IO routines to flash LEDs.\r
  30  *-----------------------------------------------------------*/\r
  31 \r
  32 /* Kernel includes. */\r
  33 #include "FreeRTOS.h"\r
  34 #include "task.h"\r
  35 \r
  36 /* Hardware includes. */\r
  37 #include "msp430.h"\r
  38 #include "hal_MSP-EXP430F5438.h"\r
  39 \r
  40 /*-----------------------------------------------------------*/\r
  41 \r
  42 void vParTestInitialise( void )\r
  43 {\r
  44         /* The port used by the two LEDs is configured from halBoardInit() so\r
  45         nothing needs to be done here. */\r
  46 }\r
  47 /*-----------------------------------------------------------*/\r
  48 \r
  49 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )\r
  50 {\r
  51         /* Only two LEDs are provided on the hardware. */\r
  52         taskENTER_CRITICAL();\r
  53         {\r
  54                 if( xValue != pdFALSE )\r
  55                 {\r
  56                         switch( uxLED )\r
  57                         {\r
  58                                 case 0: LED_PORT_OUT |= LED_1;\r
  59                                                 break;\r
  60         \r
  61                                 case 1: LED_PORT_OUT |= LED_2;\r
  62                                                 break;\r
  63                                                 \r
  64                                 default: /* Nothing to do here, there are only two LEDs. */\r
  65                                                 break;\r
  66                         }\r
  67                 }\r
  68                 else\r
  69                 {\r
  70                         switch( uxLED )\r
  71                         {\r
  72                                 case 0: LED_PORT_OUT &= ~LED_1;\r
  73                                                 break;\r
  74         \r
  75                                 case 1: LED_PORT_OUT &= ~LED_2;\r
  76                                                 break;\r
  77                                 default: /* Nothing to do here, there are only two LEDs. */\r
  78                                                 break;\r
  79                         }\r
  80                 }\r
  81         }\r
  82         taskEXIT_CRITICAL();\r
  83 }\r
  84 /*-----------------------------------------------------------*/\r
  85 \r
  86 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )\r
  87 {\r
  88         taskENTER_CRITICAL();\r
  89         {\r
  90                 switch( uxLED )\r
  91                 {\r
  92                         case 0: if( ( LED_PORT_OUT & LED_1 ) == 0 )\r
  93                                         {\r
  94                                                 LED_PORT_OUT |= LED_1;\r
  95                                         }\r
  96                                         else\r
  97                                         {\r
  98                                                 LED_PORT_OUT &= ~LED_1;\r
  99                                         }\r
 100                                         break;\r
 101 \r
 102                         case 1: if( ( LED_PORT_OUT & LED_2 ) == 0 )\r
 103                                         {\r
 104                                                 LED_PORT_OUT |= LED_2;\r
 105                                         }\r
 106                                         else\r
 107                                         {\r
 108                                                 LED_PORT_OUT &= ~LED_2;\r
 109                                         }\r
 110                                         break;\r
 111                         default: /* Nothing to do here, there are only two LEDs. */\r
 112                                         break;\r
 113                 }\r
 114         }\r
 115         taskEXIT_CRITICAL();\r
 116 }\r
 117 /*-----------------------------------------------------------*/\r
 118 \r