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/**
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****************************************************************************** |
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* @file stm32f0xx_hal_timebase_TIM.c
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* @brief HAL time base based on the hardware TIM. |
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****************************************************************************** |
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* This notice applies to any and all portions of this file |
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* that are not between comment pairs USER CODE BEGIN and |
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* USER CODE END. Other portions of this file, whether
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* inserted by the user or by software development tools |
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* are owned by their respective copyright owners. |
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* |
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* Copyright (c) 2017 STMicroelectronics International N.V.
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted, provided that the following conditions are met: |
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* |
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* 1. Redistribution of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright notice, |
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* this list of conditions and the following disclaimer in the documentation |
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* and/or other materials provided with the distribution. |
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* 3. Neither the name of STMicroelectronics nor the names of other
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* contributors to this software may be used to endorse or promote products
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* derived from this software without specific written permission. |
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* 4. This software, including modifications and/or derivative works of this
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* software, must execute solely and exclusively on microcontroller or |
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* microprocessor devices manufactured by or for STMicroelectronics. |
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* 5. Redistribution and use of this software other than as permitted under
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* this license is void and will automatically terminate your rights under
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* this license.
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* |
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* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY |
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* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
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* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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****************************************************************************** |
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*/ |
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/* Includes ------------------------------------------------------------------*/ |
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#include "stm32f0xx_hal.h" |
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#include "stm32f0xx_hal_tim.h" |
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/** @addtogroup STM32F7xx_HAL_Examples
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* @{ |
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*/ |
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/** @addtogroup HAL_TimeBase
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* @{ |
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*/
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/* Private typedef -----------------------------------------------------------*/ |
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/* Private define ------------------------------------------------------------*/ |
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/* Private macro -------------------------------------------------------------*/ |
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/* Private variables ---------------------------------------------------------*/ |
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TIM_HandleTypeDef htim1;
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uint32_t uwIncrementState = 0; |
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/* Private function prototypes -----------------------------------------------*/ |
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/* Private functions ---------------------------------------------------------*/ |
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/**
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* @brief This function configures the TIM1 as a time base source.
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* The time source is configured to have 1ms time base with a dedicated
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* Tick interrupt priority.
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* @note This function is called automatically at the beginning of program after |
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* reset by HAL_Init() or at any time when clock is configured, by HAL_RCC_ClockConfig().
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* @param TickPriority: Tick interrupt priorty. |
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* @retval HAL status |
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*/ |
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HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) |
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{ |
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RCC_ClkInitTypeDef clkconfig; |
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uint32_t uwTimclock = 0; |
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uint32_t uwPrescalerValue = 0; |
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uint32_t pFLatency; |
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/*Configure the TIM1 IRQ priority */ |
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HAL_NVIC_SetPriority(TIM1_BRK_UP_TRG_COM_IRQn, TickPriority ,0);
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/* Enable the TIM1 global Interrupt */ |
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HAL_NVIC_EnableIRQ(TIM1_BRK_UP_TRG_COM_IRQn);
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/* Enable TIM1 clock */ |
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__HAL_RCC_TIM1_CLK_ENABLE(); |
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/* Get clock configuration */ |
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HAL_RCC_GetClockConfig(&clkconfig, &pFLatency); |
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/* Compute TIM1 clock */ |
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uwTimclock = HAL_RCC_GetPCLK1Freq(); |
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/* Compute the prescaler value to have TIM1 counter clock equal to 1MHz */ |
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uwPrescalerValue = (uint32_t) ((uwTimclock / 1000000) - 1); |
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/* Initialize TIM1 */ |
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htim1.Instance = TIM1; |
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/* Initialize TIMx peripheral as follow:
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+ Period = [(TIM1CLK/1000) - 1]. to have a (1/1000) s time base. |
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+ Prescaler = (uwTimclock/1000000 - 1) to have a 1MHz counter clock. |
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+ ClockDivision = 0 |
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+ Counter direction = Up |
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*/ |
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htim1.Init.Period = (1000000 / 1000) - 1; |
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htim1.Init.Prescaler = uwPrescalerValue; |
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htim1.Init.ClockDivision = 0; |
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htim1.Init.CounterMode = TIM_COUNTERMODE_UP; |
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if(HAL_TIM_Base_Init(&htim1) == HAL_OK) |
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{ |
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/* Start the TIM time Base generation in interrupt mode */ |
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return HAL_TIM_Base_Start_IT(&htim1); |
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} |
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/* Return function status */ |
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return HAL_ERROR; |
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} |
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/**
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* @brief Suspend Tick increment. |
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* @note Disable the tick increment by disabling TIM1 update interrupt. |
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* @param None |
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* @retval None |
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*/ |
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void HAL_SuspendTick(void) |
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{ |
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/* Disable TIM1 update Interrupt */ |
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__HAL_TIM_DISABLE_IT(&htim1, TIM_IT_UPDATE);
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} |
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/**
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* @brief Resume Tick increment. |
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* @note Enable the tick increment by Enabling TIM1 update interrupt. |
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* @param None |
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* @retval None |
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*/ |
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void HAL_ResumeTick(void) |
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{ |
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/* Enable TIM1 Update interrupt */ |
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__HAL_TIM_ENABLE_IT(&htim1, TIM_IT_UPDATE); |
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} |
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/**
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* @} |
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*/
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/**
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* @} |
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
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@ -1,90 +0,0 @@ |
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/**
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****************************************************************************** |
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* @file stm32f0xx_it.c |
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* @brief Interrupt Service Routines. |
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****************************************************************************** |
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* |
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* COPYRIGHT(c) 2017 STMicroelectronics |
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* |
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* Redistribution and use in source and binary forms, with or without modification, |
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* are permitted provided that the following conditions are met: |
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* 1. Redistributions of source code must retain the above copyright notice, |
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* this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright notice, |
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* this list of conditions and the following disclaimer in the documentation |
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* and/or other materials provided with the distribution. |
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* 3. Neither the name of STMicroelectronics nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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****************************************************************************** |
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*/ |
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/* Includes ------------------------------------------------------------------*/ |
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#include "stm32f0xx_hal.h" |
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#include "stm32f0xx.h" |
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#include "stm32f0xx_it.h" |
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#include "cmsis_os.h" |
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/* USER CODE BEGIN 0 */ |
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#include "gex_hooks.h" |
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/* USER CODE END 0 */ |
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/* External variables --------------------------------------------------------*/ |
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extern TIM_HandleTypeDef htim1; |
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/******************************************************************************/ |
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/* Cortex-M0 Processor Interruption and Exception Handlers */
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/******************************************************************************/ |
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/**
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* @brief This function handles System tick timer. |
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*/ |
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void SysTick_Handler(void) |
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{ |
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/* USER CODE BEGIN SysTick_IRQn 0 */ |
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GEX_MsTick(); |
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/* USER CODE END SysTick_IRQn 0 */ |
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osSystickHandler(); |
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/* USER CODE BEGIN SysTick_IRQn 1 */ |
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/* USER CODE END SysTick_IRQn 1 */ |
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} |
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/******************************************************************************/ |
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/* STM32F0xx Peripheral Interrupt Handlers */ |
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/* Add here the Interrupt Handlers for the used peripherals. */ |
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/* For the available peripheral interrupt handler names, */ |
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/* please refer to the startup file (startup_stm32f0xx.s). */ |
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/******************************************************************************/ |
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/**
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* @brief This function handles TIM1 break, update, trigger and commutation interrupts. |
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*/ |
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void TIM1_BRK_UP_TRG_COM_IRQHandler(void) |
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{ |
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/* USER CODE BEGIN TIM1_BRK_UP_TRG_COM_IRQn 0 */ |
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/* USER CODE END TIM1_BRK_UP_TRG_COM_IRQn 0 */ |
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HAL_TIM_IRQHandler(&htim1); |
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/* USER CODE BEGIN TIM1_BRK_UP_TRG_COM_IRQn 1 */ |
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/* USER CODE END TIM1_BRK_UP_TRG_COM_IRQn 1 */ |
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} |
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/* USER CODE BEGIN 1 */ |
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/* USER CODE END 1 */ |
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
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@ -1 +1 @@ |
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Subproject commit 7df577f9b122046a00acf067fa0b9bb8496b819f |
Subproject commit 94e87c74d30c4a55bd84c648670f87a7a475ce6e |
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