70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
// Copyright 2022 Haute école d'ingénierie et d'architecture de Fribourg
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//
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// Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
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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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// 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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* @file reset_device.cpp
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* @author Rémi Heredero <remi@heredero.ch>
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* @author Yann Sierro <yannsierro.pro@gmail.com>
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*
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* @brief Reset Device implementation (static scheduling)
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* @date 2024-11-12
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* @version 0.1.0
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****************************************************************************/
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#include "reset_device.hpp"
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// from disco_h747i/wrappers
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#include <chrono>
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#include "joystick.hpp"
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#include "mbed_trace.h"
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#if defined(TARGET_DISCO_H747I)
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#define PUSH_BUTTON BUTTON1
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static constexpr uint8_t kPolarityPressed = 1;
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#endif
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#if MBED_CONF_MBED_TRACE_ENABLE
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#define TRACE_GROUP "ResetDevice"
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#endif // MBED_CONF_MBED_TRACE_ENABLE
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namespace static_scheduling {
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static constexpr std::chrono::microseconds kTaskRunTime = 100000us;
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ResetDevice::ResetDevice(Timer& timer) : _timer(timer), _resetButton(PUSH_BUTTON) {
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_resetButton.rise(callback(this, &ResetDevice::onRise));
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}
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bool ResetDevice::checkReset() {
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std::chrono::microseconds initialTime = _timer.elapsed_time();
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std::chrono::microseconds elapsedTime = std::chrono::microseconds::zero();
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// we bound the change to one increment/decrement per call
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bool isPressed = false;
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while (elapsedTime < kTaskRunTime) {
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if (!isPressed) {
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isPressed = _resetButton.read() == kPolarityPressed;
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}
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elapsedTime = _timer.elapsed_time() - initialTime;
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}
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return isPressed;
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}
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std::chrono::microseconds ResetDevice::getPressTime() { return _pressTime; }
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void ResetDevice::onRise() { _pressTime = _timer.elapsed_time(); }
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} // namespace static_scheduling
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