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389ff92cc1
* Makefile, Scripts: new linter * About: remove ID from IC * Firmware: remove double define for DIVC/DIVR * Scripts: check folder names too. Docker: replace syntax check with make lint. * Reformat Sources and Migrate to new file naming convention * Docker: symlink clang-format-12 to clang-format * Add coding style guide
105 lines
3.2 KiB
C
105 lines
3.2 KiB
C
/******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT 2016 STMicroelectronics</center></h2>
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*
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* Licensed under ST MYLIBERTY SOFTWARE LICENSE AGREEMENT (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/myliberty
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied,
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* AND SPECIFICALLY DISCLAIMING THE IMPLIED WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/*
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* PROJECT: ST25R391x firmware
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* $Revision: $
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* LANGUAGE: ANSI C
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*/
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/*! \file timer.c
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*
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* \brief SW Timer implementation
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*
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* \author Gustavo Patricio
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*
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* This module makes use of a System Tick in millisconds and provides
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* an abstraction for SW timers
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*
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*/
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/*
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******************************************************************************
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* INCLUDES
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******************************************************************************
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*/
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#include "timer.h"
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/*
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******************************************************************************
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* LOCAL DEFINES
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******************************************************************************
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*/
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/*
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******************************************************************************
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* LOCAL VARIABLES
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******************************************************************************
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*/
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static uint32_t timerStopwatchTick;
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/*
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******************************************************************************
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* GLOBAL FUNCTIONS
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******************************************************************************
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*/
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/*******************************************************************************/
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uint32_t timerCalculateTimer(uint16_t time) {
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return (HAL_GetTick() + time);
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}
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/*******************************************************************************/
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bool timerIsExpired(uint32_t timer) {
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uint32_t uDiff;
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int32_t sDiff;
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uDiff = (timer - HAL_GetTick()); /* Calculate the diff between the timers */
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sDiff = uDiff; /* Convert the diff to a signed var */
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/* Check if the given timer has expired already */
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if(sDiff < 0) {
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return true;
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}
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return false;
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}
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/*******************************************************************************/
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void timerDelay(uint16_t tOut) {
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uint32_t t;
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/* Calculate the timer and wait blocking until is running */
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t = timerCalculateTimer(tOut);
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while(timerIsRunning(t))
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;
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}
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/*******************************************************************************/
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void timerStopwatchStart(void) {
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timerStopwatchTick = HAL_GetTick();
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}
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/*******************************************************************************/
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uint32_t timerStopwatchMeasure(void) {
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return (uint32_t)(HAL_GetTick() - timerStopwatchTick);
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}
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