8000 Waveform: int/uint8_t inconsistency and implied stop PWM by dok-net · Pull Request #8008 · esp8266/Arduino · GitHub
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Waveform: int/uint8_t inconsistency and implied stop PWM #8008

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Waveform: int/uint8_t inconsistency and implied stop PWM #8008

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b89932c
Pin has uint8_t, not int type.
dok-net Apr 29, 2021
2776d16
Can't image stopWaveform is called but PWM shall not stop.
dok-net Apr 29, 2021
98537bd
let analogWrite coexist with open-drain mode
dok-net May 2, 2021
36b2bd3
Don't force timer on PWM update as this is pulled by ISR, but only im…
dok-net May 2, 2021
ff0782c
Correct shutdown sequence for phase-sync waveform generator in analog…
dok-net May 2, 2021
293f767
Correction to IRQ latency and ISR delta logic.
dok-net May 3, 2021
50ded37
Early firing the ISR causes interruption to other waveforms, let it p…
dok-net May 3, 2021
f17ba7f
Stopping of the same pin always wins over starting.
dok-net May 3, 2021
5de25bd
Clean code.
dok-net May 19, 2021
6dbd371
Prevent initial bad clock drift calculation on timer init.
dok-net May 31, 2021
d8893b0
stopWaveform in _setPWM caused unconditional _stopPWM.
dok-net Jun 6, 2021
9c612a9
Prevent inlining of `initTimer()`
dok-net Dec 10, 2022
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Early firing the ISR causes interruption to other waveforms, let it p… 
…ick up new starts at next regular interval.
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@dok-net
dok-net committed Dec 23, 2022
commit 50ded373f982119b7190c8b81ace55ba0e65ecdb
5 changes: 1 addition & 4 deletions cores/esp8266/core_esp8266_waveform_phase.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -195,10 +195,7 @@ int startWaveformClockCycles_weak(uint8_t pin, uint32_t highCcys, uint32_t lowCc
if (!waveform.timer1Running) {
initTimer();
}
else if (T1V > IRQLATENCYCCYS) {
// Must not interfere if Timer is due shortly
timer1_write(IRQLATENCYCCYS);
}
// The ISR pulls updates on next PWM interval
}
else {
wave.mode = WaveformMode::INFINITE; // turn off possible expiry to make update atomic from NMI
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