mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-11-03 18:22:45 -05:00
111 lines
3.2 KiB
C
111 lines
3.2 KiB
C
/*
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* FreeRTOS Kernel V10.2.1
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* Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* http://www.FreeRTOS.org
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* http://aws.amazon.com/freertos
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*
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* 1 tab == 4 spaces!
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*/
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/*-----------------------------------------------------------
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* Simple parallel port IO routines.
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*-----------------------------------------------------------*/
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/* FreeRTOS.org includes. */
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#include "FreeRTOS.h"
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#include "task.h"
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#include "partest.h"
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/* Library includes. */
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#include "stm32f10x_lib.h"
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#define partstMAX_OUTPUT_LED ( 4 )
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#define partstFIRST_LED GPIO_Pin_6
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static unsigned short usOutputValue = 0;
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/*-----------------------------------------------------------*/
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void vParTestInitialise( void )
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{
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GPIO_InitTypeDef GPIO_InitStructure;
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/* Configure PC.06, PC.07, PC.08 and PC.09 as output push-pull */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_Init( GPIOC, &GPIO_InitStructure );
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}
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/*-----------------------------------------------------------*/
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void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
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{
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unsigned short usBit;
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vTaskSuspendAll();
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{
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if( uxLED < partstMAX_OUTPUT_LED )
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{
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usBit = partstFIRST_LED << uxLED;
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if( xValue == pdFALSE )
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{
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usBit ^= ( unsigned short ) 0xffff;
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usOutputValue &= usBit;
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}
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else
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{
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usOutputValue |= usBit;
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}
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GPIO_Write( GPIOC, usOutputValue );
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}
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}
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xTaskResumeAll();
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}
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/*-----------------------------------------------------------*/
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void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
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{
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unsigned short usBit;
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vTaskSuspendAll();
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{
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if( uxLED < partstMAX_OUTPUT_LED )
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{
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usBit = partstFIRST_LED << uxLED;
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if( usOutputValue & usBit )
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{
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usOutputValue &= ~usBit;
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}
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else
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{
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usOutputValue |= usBit;
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}
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GPIO_Write( GPIOC, usOutputValue );
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}
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}
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xTaskResumeAll();
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}
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/*-----------------------------------------------------------*/
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