begriffs open source - cmsis-freertos/blob - Demo/MSP430X_MSP430F5438_CCS/Demo_Source/ParTest.c

   1 /*
   2  * FreeRTOS V202111.00
   3  * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a copy of
   6  * this software and associated documentation files (the "Software"), to deal in
   7  * the Software without restriction, including without limitation the rights to
   8  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
   9  * the Software, and to permit persons to whom the Software is furnished to do so,
  10  * subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included in all
  13  * copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
  17  * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
  18  * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  19  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  20  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  * http://www.FreeRTOS.org
  23  * http://aws.amazon.com/freertos
  24  *
  25  * 1 tab == 4 spaces!
  26  */
  27
  28 /*-----------------------------------------------------------
  29  * Simple parallel port IO routines to flash LEDs.
  30  *-----------------------------------------------------------*/
  31
  32 /* Kernel includes. */
  33 #include "FreeRTOS.h"
  34 #include "task.h"
  35
  36 /* Hardware includes. */
  37 #include "msp430.h"
  38 #include "hal_MSP-EXP430F5438.h"
  39
  40 /*-----------------------------------------------------------*/
  41
  42 void vParTestInitialise( void )
  43 {
  44         /* The port used by the two LEDs is configured from halBoardInit() so
  45         nothing needs to be done here. */
  46 }
  47 /*-----------------------------------------------------------*/
  48
  49 void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
  50 {
  51         /* Only two LEDs are provided on the hardware. */
  52         taskENTER_CRITICAL();
  53         {
  54                 if( xValue != pdFALSE )
  55                 {
  56                         switch( uxLED )
  57                         {
  58                                 case 0: LED_PORT_OUT |= LED_1;
  59                                                 break;
  60
  61                                 case 1: LED_PORT_OUT |= LED_2;
  62                                                 break;
  63
  64                                 default: /* Nothing to do here, there are only two LEDs. */
  65                                                 break;
  66                         }
  67                 }
  68                 else
  69                 {
  70                         switch( uxLED )
  71                         {
  72                                 case 0: LED_PORT_OUT &= ~LED_1;
  73                                                 break;
  74
  75                                 case 1: LED_PORT_OUT &= ~LED_2;
  76                                                 break;
  77                                 default: /* Nothing to do here, there are only two LEDs. */
  78                                                 break;
  79                         }
  80                 }
  81         }
  82         taskEXIT_CRITICAL();
  83 }
  84 /*-----------------------------------------------------------*/
  85
  86 void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
  87 {
  88         taskENTER_CRITICAL();
  89         {
  90                 switch( uxLED )
  91                 {
  92                         case 0: if( ( LED_PORT_OUT & LED_1 ) == 0 )
  93                                         {
  94                                                 LED_PORT_OUT |= LED_1;
  95                                         }
  96                                         else
  97                                         {
  98                                                 LED_PORT_OUT &= ~LED_1;
  99                                         }
 100                                         break;
 101
 102                         case 1: if( ( LED_PORT_OUT & LED_2 ) == 0 )
 103                                         {
 104                                                 LED_PORT_OUT |= LED_2;
 105                                         }
 106                                         else
 107                                         {
 108                                                 LED_PORT_OUT &= ~LED_2;
 109                                         }
 110                                         break;
 111                         default: /* Nothing to do here, there are only two LEDs. */
 112                                         break;
 113                 }
 114         }
 115         taskEXIT_CRITICAL();
 116 }
 117 /*-----------------------------------------------------------*/
 118