feat: 全量同步 254 个常用的 Arduino 扩展库文件
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// Copyright 2017 David Conran
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#include "IRtimer.h"
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#ifndef UNIT_TEST
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#include <Arduino.h>
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#endif
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#ifdef UNIT_TEST
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// Used to help simulate elapsed time in unit tests.
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uint32_t _IRtimer_unittest_now = 0;
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uint32_t _TimerMs_unittest_now = 0;
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#endif // UNIT_TEST
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/// Class constructor.
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IRtimer::IRtimer() { reset(); }
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/// Resets the IRtimer object.
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void IRtimer::reset() {
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#ifndef UNIT_TEST
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start = micros();
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#else
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start = _IRtimer_unittest_now;
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#endif
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}
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/// Calculate how many microseconds have elapsed since the timer was started.
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/// @return Nr. of microseconds.
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uint32_t IRtimer::elapsed() {
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#ifndef UNIT_TEST
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uint32_t now = micros();
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#else
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uint32_t now = _IRtimer_unittest_now;
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#endif
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if (start <= now) // Check if the system timer has wrapped.
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return now - start; // No wrap.
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else
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return UINT32_MAX - start + now; // Has wrapped.
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}
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/// Add time to the timer to simulate elapsed time.
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/// @param[in] usecs Nr. of uSeconds to be added.
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/// @note Only used in unit testing.
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#ifdef UNIT_TEST
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void IRtimer::add(uint32_t usecs) { _IRtimer_unittest_now += usecs; }
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#endif // UNIT_TEST
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/// Class constructor.
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TimerMs::TimerMs() { reset(); }
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/// Resets the TimerMs object.
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void TimerMs::reset() {
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#ifndef UNIT_TEST
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start = millis();
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#else
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start = _TimerMs_unittest_now;
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#endif
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}
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/// Calculate how many milliseconds have elapsed since the timer was started.
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/// @return Nr. of milliseconds.
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uint32_t TimerMs::elapsed() {
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#ifndef UNIT_TEST
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uint32_t now = millis();
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#else
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uint32_t now = _TimerMs_unittest_now;
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#endif
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if (start <= now) // Check if the system timer has wrapped.
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return now - start; // No wrap.
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else
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return UINT32_MAX - start + now; // Has wrapped.
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}
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/// Add time to the timer to simulate elapsed time.
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/// @param[in] msecs Nr. of mSeconds to be added.
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/// @note Only used in unit testing.
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#ifdef UNIT_TEST
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void TimerMs::add(uint32_t msecs) { _IRtimer_unittest_now += msecs; }
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#endif // UNIT_TEST
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